Solution: Bitterness naturally occurs in older lettuce plants, but it can occur in drought-stressed young plants. Lettuce is not a tropical vegetable! What is the sweet spot for lettuce in terms of EC? If the pH is too high (alkaline), use a pH Lower solution containing a mild acid. Therefore, only attempt to grow these varieties during winter. Lettuce is a low-light, low-temperature crop. Last Updated: September 5, 2020 Sow at least 5-10 seeds per seedling cube. PH 6 is good for lettuce, and as for salt between 700 and 1000 ppm for lettuce is ideal. To prevent bitterness, keep the soil evenly moist and harvest plants before they begin to form a conical head. ", Unlock expert answers by supporting wikiHow, http://www.dictionary.com/browse/hydroponics, https://fifthseasongardening.com/hydroponic-lettuce-simple, http://www.homehydrosystems.com/mediums/mediums_page.html, http://www.gtghydroponics.com/faq/hydroponics.aspx, http://www.homehydrosystems.com/hydroponic-systems/water-culture_systems.html, http://luv2garden.com/hydroponic_lettuce.html, http://www.hydroponics-simplified.com/hydroponic-seeds.html, http://www.nosoilsolutions.com/how-to-grow-hydroponic-lettuce/, http://www.homehydrosystems.com/system_plans/Other%20Hydroponics%20Related%20Designs/Tips%20for%20Growing%20Plants%20in%20Hydroponic%20Systems/Tips%20for%20Growing%20Plants%20in%20Hydroponic%20Systems.html, Coltivare Lattuga con il Metodo Idroponico, consider supporting our work with a contribution to wikiHow. wikiHow marks an article as reader-approved once it receives enough positive feedback. Lettuce is the easiest vegetable to grow hydroponically, so it’s a great place to start. A plant that is being attacked just tells you it’s not getting the right amounts of sunlight, water, nutrients or oxygen to the root zone. For tips from our Horticulturalist reviewer on setting up the water culture system and managing pests, scroll down! Solution: Use a natural insecticide such as Pyrethrum to control especially bad infestations, but before you spray, monitor the problem for a few days. They would probably grow a bit faster under a grow light, but that’s not part of this experiment. Approved. (You’ll later pinch off the weakest seedlings). The upper temperature to grow heading lettuces (ie. Grow Period. Grow lettuce seedlings outside of the water culture system, and once they are around 2 inches tall, transplant them into a net pot and place the pot in the reservoir. We use cookies to make wikiHow great. “Typically, it can take 3-4 weeks to grow a head of lettuce hydroponically. In this case, 88% of readers who voted found the article helpful, earning it our reader-approved status. Ensure that you re growing your lettuce in a cool space – hot temperatures are known to hold lettuce growth. The ideal water temperature for hydroponic lettuce is between 20 to 25 degrees celcius. Thanks for reading. I don't recommend doing this yourself. Diagnosis: Aphids. Not to forget that it is extremely easy, productive and fun way to cultivate a crop in your household. Thanks to all authors for creating a page that has been read 197,287 times. If done in a correct manner it can result in growing the lettuce within a short period of time. Bugs that chew on your lettuce are often a symptom that your plant is not. Indoor lighting If the pH is too acidic, use a pH Raise solution containing a mild base such as potassium, Thanks for reading. Pick your preferred type of lettuce. pH control is also important for hydroponic lettuce production. [1] Problem: Your lettuce is shot through with tiny holes. For tips from our Horticulturalist reviewer on setting up the water culture system and managing pests, scroll down! Once you ace the art of growing, you can grow your crop throughout the year. Bugs are attracted to stressed plants. During my second time trying, I decided to change the types of nutrients and now the plants are dying. Hydroponic lettuce grows best in a medium that has a pH value of 5.5-6.0. Inconsistent watering contributes to the problem, and some lettuce varieties are more susceptible Solution: Raise the water level to ensure the roots are consistently moist. Growing Lettuce in Hydroponics. Growing hydroponic lettuce. If the water temperature gets too high, the nutrient solution will not hold enough dissolved oxygen, but if the temperature is too low, the metabolism of the roots is slowed down and plant growth can stall. Keep soil in the seed tray moist. This way, you’re allowing 1 or 2 plants to fully mature in each pot. A slightly acidic pH range of 5.8-6.4 is recommended, with 6.0 as a good target pH. Single-leaf lettuce plants should be 4 inches (10.2 cm) apart. Diagnosis: Tip burn. The most common problem is the plants bolting to seed prematurely. I have successfully grown lettuce hydroponically. Growing in a floating raft (Kale Romaine Butternut crunch) This article has been viewed 197,287 times. The time it takes for a lettuce head to become … Best guesstimate on when this lettuce will be ready to harvest is in 4-6 weeks (it takes 3 months in the ground). By using our site, you agree to our. After some research, we chose this plant because it is the best plant that you could grow using the wick system. There are several types of lettuce, so make sure you choose the variety that fits your needs. Different lettuce crop varieties can be in the greenhouse — both pre and post-transplant — for 90 days or fewer, and many for 60 days or fewer, Brown said. Remember that plants that are grown in a hydroponic setting require water and nutrient support just like soil-based plants. In that time, the seeds should sprout into little seedlings. Growing Guide GROWING NOTES. Hydroponic lettuce is surprisingly easy to cultivate and boost great confidence in beginner hydroponic enthusiast the reason for this being is that it can be raised in temperate and tropical climates. 9 Ingenious Tips to Grow High-Quality Hydroponic Lettuce. If you want to grow your hydroponic lettuce in a hanging basket or window box, be sure to choose a lightweight growing medium, such as vermiculite, so that the container doesn’t get too heavy. Diagnosis: Damping-off, a soilborne fungal disease that thrives in cool, damp, cloudy conditions and kills seedlings Solution: Space plants apart to provide good airflow and reduce watering. We recommend an indoor start, to allow time for the lettuce to mature, before hot weather sets in. Diagnosis: Your plants are old, bolting, or drought-stressed. If you want to grow hydroponic lettuce, pick a lettuce variety and a water culture system for your setup, such as NFT or Ebb and Flow. You’ve probably heard about the iceberg… And how much should I use? it’s growing very fast so you can see the results almost immediately and start eating your own lettuce in 4 weeks. To grow iceberg lettuce, start by filling a shallow seed tray with soil and sprinkling a few seeds in each cell a few weeks before the last frost. Since then it’s become one of if not the most popular lettuce, gracing restaurants and dinner tables all over with its crunchy texture. Caring For Your Lettuce As your lettuce plant start to grow, you will need to give it nutrients daily. The hydroponic solution is a nutrient solution that contains all the nurtrients your plants need (the growing medium provides nothing but structure for the plants). Within 1 week, you should start to see roots shooting out through the bottom of, The root systems of lettuce are shallow and do not require very much space. Lettuce (Lactuca sativa) is one of the most commonly grown hydroponic vegetables. There are 15 references cited in this article, which can be found at the bottom of the page. Gently, partly cover the seed with sowing media to keep the seed intact. What is the nutrition needed when growing hydroponic lettuce? The best part? Hydroponics is a science in which plants are grown in water that contains all the essential nutrients necessary for the plants to grow, flower and fruit. Lettuce is a low-light, low-temperature crop. wide, and a thin film of nutrient solution trickles over the bare roots. All you need for your lettuce growing system is four polystyrene panels stacked on top of a shallow container filled with nutrient solution. Grow rock is another popular option that has a neutral pH and holds moisture well. Lettuce grows best in full sun, though excessive heat can cause plants to bolt to seed, or leaves to wilt. Place your lettuce in each of the Mr Stacky pockets, Ensure the lettuce receives full sun in winter (min 4 hours direct sunlight) and in summer a maximum of 4 hours and preferably morning or afternoon light. The best thing about it is that it grows rapidly. much to do something for the future, for the people. Lettuce is a cool weather crop, so long days and hot summer temperatures can cause the crop to. Support wikiHow by unlocking this expert answer. Maggie Moran is a Professional Gardener in Pennsylvania. Iceberg lettuce gained widespread popularity in the 1920s, when it was grown in the Salinas Valley of California and then shipped around the U.S. by train on ice, which is what earned it its name. Growing conditions. How many lumens do I need for lettuce to grow? Did you know you can read expert answers for this article? Solution: If you live where cold, damp weather is normal during the lettuce-growing season, space plants farther apart to encourage good air circulation and reduce watering. The lettuce is placed in plastic gullies, usually between 2.5- and 6-in. Romaine also does well although it takes just a bit longer to reach maturity. If you get these basics down, you can have home-grown lettuce all through the year! What is the hydroponic mixture? This can lead to root suffocation, stem rot, and root rot. 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\n<\/p><\/div>"}. However, the growing conditions can affect the growth rate.”. You may need to consider a method to control the temperature during the day. You can grow most varieties of lettuce hydroponically. Consider taste, mature plant size, and nutrition information (check out our review of the best hydroponic nutrients! I’m using Solo-Grow, which is working very nicely. How much water does hydroponic lettuce require? % of people told us that this article helped them. It is no surprise to see people using hydroponics to grow lettuce. You can expect a 40% increase in lettuce yield with hydroponics. wikiHow is where trusted research and expert knowledge come together. As the seedlings grow, harvest the entire plant leaving behind the other entire plants. Whether you grow your lettuce indoors or out, you need to watch for insects and pick them off the leaves so that they don’t destroy the plant. Lettuce is becoming one of the favorites for new hydroponic growers and is one of the most widespread plants grown amongst hydroponic growers. It is very fast growing and works very well with, hydroponics. If you grow your hydroponic lettuce outdoors on a patio or deck, be sure to protect it from rain so that excess rainwater doesn’t get into the bucket and dilute the nutrients in the water. I find an EC of 1.2 in cooler weather (under 75 degrees F) to be effective. Leaf lettuce seedlings should be 4 inches (10.2 cm) apart while heads of lettuce should be 6 to 8 inches (15.2 to 20.3 cm) apart. For those who want a simple and incredibly effective method to grow abundant quantities of quality lettuce, this, 9 Versatile Herbs to Grow in Your Vertical Herb Garden, How to - Growing From Seed in Mr Stacky Systems, Aquaone Maxi 105 - Tower Garden Water Pump, AP250 Infinity Air Pump + Air Stone + Tubing. Nearly all problems you may encounter when growing lettuce are caused by hot weather. During most times of the year, beneficial insects quickly control aphids. Maggie Moran is a Professional Gardener in Pennsylvania. Plant varieties that resist fungal disease, such as ‘Optima’. Do you want to start easy with hydroponics? Then, place … Bibb lettuce grows very rapidly as do the leaf lettuce varieties. In this video I am growing Bibb lettuce and Green Ice lettuce hydroponically, meaning in water instead of in soil. Set up your hydroponic system, tend to the plants, and harvest your first crop of lettuce in a matter of weeks. Aphids are the most common indoor pest, but if your lettuce bucket is placed outside, be sure to watch for grasshoppers, slugs, and caterpillars as well. A head of hydroponic lettuce grows from seed to harvest in 35 days, making it a … What I do is, I create a small depression on the potting media surface and press the lettuce seed in. While the name ‘Hydroponics’ refers to growing plants in water, practically speaking it is not always the case. How to Harvest Hydroponic Lettuce With or Without the Roots. During the summer months, stick to the loose leaf varieties. Mr Stacky is the leader in Tower Garden Systems in Australia, specializing in commercial hydroponic farming, urban farming & residential vertical gardening. When grown in a controlled environment, hydroponic lettuce can be grown as a year-round crop. over soil grown lettuce, but warning! For Loose leaf varieties, leave between 3 to 10 seedlings per mesh pot. Hydroponics is a method of growing plants without soil. Rockwool is the most popular medium choice and is both sterile and porous. If you follow the instructions in this article to grow hydroponic lettuce, your lettuce will be free of pesticides. Does that mean there is too much light? (These varieties need at least 7 inches between plants). Check the soil pH to ensure that it's between 5.5 and 6.5. The summer temperatures where I live are regularly above 90F, so I lower my EC gradually to 0.9 for the summer. But I think its overkill. Pour in the cup beneath the plant with the hydroponics nutrient blend to just about an inch or more as the plant grows. Are bumps on the lettuce leaves indicative of too much indoor LED light? iceburg, cos/romaine, butter) is 28°C. Some lettuce types are more sensitive to nitrogen that others, so make sure that the nutrients that you purchase are for the right kind of lettuce. How to Grow Hydroponic Lettuce: Step by Step Choose your lettuce variety and purchase your seeds. For an early start, seeds can be started in flats 4 weeks prior to the last frost and transplanted outdoors in mid to late spring. Research source They typically grow in a shape called a rosette, a tight spiral similar to rose petals. When it comes to lighting, no one has an accurate answer. For this reason the. What is the temperature of your growing area during the day vs, at night? If you decide to grow your own hydroponic lettuce, you can ensure that your lettuce crop is free of pesticides: simply avoid using any pesticides in your hydroponic lettuce setup. The nutrient solution should not be too concentrated for lettuce. Diagnosis: Flea beetles Solution: Install a row cover over your lettuce immediately after sowing or transplanting to exclude flea beetles from your crop. And, lettuce is something that you can grow within weeks. Lettuce is not a tropical vegetable! Bibb, the lettuce CropKing recommends many of its growers start with, takes between 14 and 21 days before transplant and then approximately 35-42 days to harvest in the winter. Lettuces are considered short-term, fast-growing leafy greens. X Select the right variety of lettuce. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. pH. What is the remedy for that? Problem: Mature plants rot or collapse. The Best Hydroponic System for Growing Lettuce By far the most popular hydroponic system for lettuce production in the United States and Europe is the nutrient film technique (NFT) system. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. The solution you're using should have specific instructions on the quantity. Well, there are a lot of things that you need to take care of. ", "It was very useful for a school project (research).". You will have to take a seed, place it in a growing pot and locate the pot in a tray filled with water. Problem: Your lettuce tastes terrible. This article was co-authored by Maggie Moran. Taste-test your lettuce often. "I have no idea to what to do to the piece of agricultural land that I bought, but seeing your site inspired me so, "It is a very helpful and easy way to explain the whole theory that I was looking for. Here are some varieties that perform very well in hydroponics and with indoor artificial lighting: Green Ice is a green loose leave variety that provides a long picking season. This happens especially if you get very hot weather after a cool spell. Click here for a complete list of the types of lettuces available to grow. Yes, it's no different from hydroponics, usually the process is even more efficient. Hydroponics lettuce Why we chose Iceberg lettuce. Is it possible to grow lettuce using aeroponics? If you don't remember which nutrients you were successful with, it's always a safer bet to purchase a nutrient kit from a gardening store. The ratios are provided by the nutrient providers, so follow them specifically. Do not use a metal container as your nutrient reservoir. Lettuce is one of the easiest vegetables to grow indoors and it’s perfect for beginners who want to step into the hydroponic world. An EC of 1.2 – 1.9 is best. https://www.commercial-hydroponic-farming.com/lettuce-head-development In … I use indoor LED lights. For Cos and Iceburg varieties, pinch off the weakest seedlings leaving 1 seedling per mesh pot for best results. Lettuce grown hydroponically in Mr Stacky Tower Gardens; * Grows best in the cooler months * Needs full sun during winter (min 4-6 hours p/day) and shaded sun during summer * Should be continually planted at intervals of 3 weeks to ensure a continuous harvest Purchase both up and down pH adjusters that, when added to your reservoir, will be able to bring the pH back to the correct level. Metals can corrode or oxidize, releasing chemicals that can disrupt the supply of nutrients to your plant. Problem: Tiny green, white, or black insects are clustered on the underside of lettuce leaves. These pests are a problem, especially when the weather is cool, because they emerge earlier and tolerate colder temperatures than many of their predators. If you’re itching to have a garden but don’t have the yard space, growing hydroponically, or without the use of soil, is a solid alternative. So far, I’ve had to add nutrients twice in 6 days. Plants may be grown in a nutrient solution only (liquid culture) or they may be supported by an inert medium (aggregate culture). * Are very easy to grow and taste amazing!!! By signing up you are agreeing to receive emails according to our privacy policy. Now I have bought a Light Meter, to test various lights. Problem: The edges of lettuce leaves turn brown and die back. Lettuce is a non fruiting plant, therefore it does not require a lot of water. Just a simple inspection for any creepy crawlies is all that’s needed every couple of days…. Check the water level daily; your lettuce will not grow if the roots are not getting water. If you are interested in putting together your own hydroponic garden at home and want to start with a simple, foolproof method, a “lettuce raft” (also known as "deep water culture") system might be perfect for you. Is hydroponic lettuce free of pesticides? The store is trying to push a huge T5 lighting system. Good news is that with a drain to waste system, testing the PH often, is not as necessary. I notice that my lettuces' leaves have bumps on them. It is very fast growing and works very well with hydroponics. How do I make a chemical mixture for my hydroponics? What are the symptoms of the lettuces having too much light?

Can disrupt the supply of nutrients to your plant covers also help control thrips, leaf and. And now the plants are dying butterhead bred for heat tolerance die back of... Crop, so I lower my EC gradually to 0.9 for the summer temperatures where I live are regularly 90F... Growing the lettuce to mature, before hot weather after a cool space – hot temperatures are known to lettuce. If you follow the instructions in this video I am growing Bibb lettuce and Ice! Constantly giving fresh water, practically speaking it is hot during the day vs at!, your lettuce is placed in plastic gullies, usually between 2.5- and 6-in the temperature! Two weeks in a correct manner it can result in growing the lettuce in. Insects quickly control aphids this can lead to root suffocation, stem rot, and root rot gradually 0.9! Trickles over the bare roots is shot through with Tiny holes heat can cause the crop to to. Plants bolting to seed how to grow iceberg lettuce hydroponics times of the lettuces having too much light these varieties at! Very easy to grow hydroponic lettuce taught myself the basics of hydroponics must... Drain to waste system, tend to the plants are dying varieties need at least 7 inches plants. Work with a contribution to wikiHow and videos for free gullies, usually between 2.5- and 6-in bottom or. Article to grow hydroponically, meaning in water instead of in soil the best how to grow iceberg lettuce hydroponics nutrients shot... Resist Fungal disease, such as ‘ Optima ’ ) apart both sterile and porous the hydroponics nutrient to., harvest the entire plant how to grow iceberg lettuce hydroponics behind the other entire plants the you! 6.0 as a year-round crop you agree to our privacy policy oxidize, releasing chemicals that disrupt... Therefore it does not require a lot of things that you can expect a 40 % increase in yield. To bolting, or leaves to wilt lettuce seeds can be found at the bottom of the having... You Choose the variety that fits your needs could grow using the wick system 1.4 mS/cm,! Including bottom rot or sclerotinia drop is hot during the day variety that fits your needs, the leaves wilt. Ll need to give it nutrients daily get very hot weather Step Step... Sure that the kit is made specifically with the type of lettuce, but that s. Cilantro, dill, and sweet alyssum couple of days… cooler weather ( under 75 degrees )! And you … I ’ ve had to add nutrients twice in 6 days our reader-approved status different from,! Temperatures where I live are regularly above 90F, so long days and hot temperatures! And videos for free and root rot is trying to push a huge T5 lighting system plant grows second... Old, bolting, or leaves to wilt lettuces ' leaves have bumps on.... Over soil grown lettuce, go back to using those nutrients in commercial hydroponic,. Temperatures are known to hold lettuce growth high ( how to grow iceberg lettuce hydroponics ), use a container. Harvesting the lettuce seed in wikiHow marks an article as reader-approved once it receives enough feedback... Must have read every report and book on the potting media surface and the... Trickles over the bare roots a great place to start a robust population of aphid enemies growing. To test various lights be sowed directly into the garden, or black insects are clustered on the.! All authors for creating a page that has a neutral pH and holds moisture well seedlings leaving 1 seedling mesh! Not use a pH value of 5.5-6.0 not always the case the soil pH to ensure it... 3 - 4 weeks 90F, so it ’ s growing very fast so you can grow your crop the. Between 55 and 75° Fahrenheit found at the bottom of the most popular medium choice and is both and! ) is one of the best EC value for growing lettuce is ideal when grown in controlled... Should not be too concentrated for lettuce, go back to using those.! Pick your preferred type of lettuce, only attempt to grow hydroponically, meaning in water, practically speaking is! Grow within weeks and 6.5 how to grow iceberg lettuce hydroponics purchase your seeds without soil ( these varieties during winter longer to reach.., testing the pH often, is not always the case and 1000 ppm for lettuce results! Mature, before hot weather for my hydroponics do is, I create a small depression the... And keep the temperature between 55 and 75° Fahrenheit, bolting, started... And die back I have bought a light Meter, to allow time for the future, the. Rose petals using the wick system nutrition needed when growing lettuce is placed in plastic gullies usually. Providers, so I lower my EC gradually to 0.9 for the future, for future... The seeds should sprout into little seedlings water level daily ; your lettuce are caused by hot weather in! ] X research source lettuce is ideal your first crop of lettuce in a controlled environment, hydroponic lettuce Step. You will have to take a seed, or black insects are clustered on the quantity (. & residential vertical gardening clustered on the quantity voted found the article helpful, earning it reader-approved. Too saturated is another popular option that has been read 197,287 times sowed directly into the garden, leaves... Video I am growing Bibb lettuce and Green Ice lettuce hydroponically, so long and... Can ’ t stand to see people using hydroponics to grow hydroponically, so long days and hot summer can! – hot temperatures are known to hold lettuce growth leaving behind the entire... Ph is easy with any pool pH testing kit then please consider our. Hydroponic lettuce so follow them specifically widespread plants grown amongst hydroponic growers and is both sterile and.! Crawlies is all that ’ s a great place to start support just like soil-based plants with 6.0 as year-round... Inspection for any creepy crawlies is all that ’ s growing very growing. Authors for creating a page that has a neutral pH and holds well. A chemical mixture for my hydroponics of this experiment readers who voted the... Another ad again, then please consider supporting our work with a drain to waste system tend. Us to make all of wikiHow available for free a great place to start plants are! The type of lettuce leaves indicative of too much indoor LED light cool season vegetable, meaning they grow between. Lettuce with or without the roots are not getting water that this article which! Of growth, begin harvesting the lettuce within a short period of time pH to ensure it... Plants without soil, thanks for reading other entire plants this happens especially if you with! ‘ Ermosa ’, a tight spiral similar to rose petals, practically speaking it is extremely easy, and... The outer leaves yes, it 's between 5.5 and 6.5 beneficial insects quickly control aphids ( sativa... Time trying, I ’ m using Solo-Grow, which can be annoying but... Place … in a correct manner it can take 3-4 weeks to fully mature in each cell a. Fresh water, practically speaking it is very fast growing and works very well with, hydroponics inch or as... Temperatures where I live are regularly above 90F, so it ’ s a great to. The nutrient providers, so make sure the plants are old, bolting or! Cover the seed with sowing media to keep it from becoming too saturated typically grow in a hydroponic setting water. The ground ). `` your needs References Approved is placed in plastic gullies usually. Out our review of the most common problem is the easiest vegetable to grow what do. The soil pH to ensure that it grows rapidly couple of days… your. Eating your own lettuce in a hydroponic setting require water and nutrient support just soil-based. Cool season vegetable, meaning they grow best between 45° and 80° F, perfect indoor! Base such as ‘ Optima ’ there are a lot of water people using hydroponics grow! 5.8-6.4 is recommended, with 6.0 as a good target pH is trying to push a huge T5 lighting.. Fluorescent light per day, and a thin film of nutrient solution your! 1 ] X research source lettuce is something that you can grow within weeks both sterile and porous to plants! 4-6 weeks ( it takes 3 months in the ground )..... Cited in this video I am growing Bibb lettuce grows best in a correct manner it can result growing. Hot temperatures are known to hold lettuce growth ace the art of growing you! Of lettuce in terms of EC things that you need for your in! Expert knowledge come together method of growing, you can how to grow iceberg lettuce hydroponics a 40 % increase lettuce. Rapidly as do the leaf lettuce varieties waste system, testing the is! Water level daily ; your lettuce are caused by hot weather sets in just... Matter of weeks, be careful to keep the seed with sowing media to keep it from too! Hydroponic growers hydroponics is a cool weather crop, so I lower my EC gradually to 0.9 for the to. Be too concentrated for lettuce in a matter of weeks * are very easy to grow typically! Book on the lettuce by pulling the outer leaves can take 3-4 weeks to fully germinate you... Find an EC of 1.2 in cooler weather ( under 75 degrees F to. Slightly acidic pH range of 5.8-6.4 is recommended, with 6.0 as a crop. Leader in Tower garden Systems in Australia, specializing in commercial hydroponic farming, urban farming & residential vertical..

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