It will require you to thin the seedling at least twice during the growing season. Plant transplants two feet apart in rows four feet apart. I started them inside a week ago, they're doing great, but I want to thin them. Once the depth is correct simply fill in the hole with soil or compost. © Copyright 2020 Hearst Communications, Inc. adsbygoogle = window.adsbygoogle || []; First, seedlings that are too tall will have problems when they are moved outdoors. One or two seeds are placed in small containers and grown from 2 to 4 weeks. Thin by Rake (Optional) If you are growing vegetable seedlings in blocks rather than rows, you can run a flexible rake through the seedlings to thin them out. Thin seedlings to every two feet. This year I planted many, many pickling cucumber seeds in a raised bed. if (typeof adsbygoogle.requestNonPersonalizedAds === 'undefined') { Danielle Smyth is a writer and content marketer from upstate New York. Cucumbers. There are a number of varieties of cucumber, some of which can be grown in small spaces, making it easy for anyone to start a cucumber plant. Step one: Go through the seedlings and find the smallest ones. A distance further then that will make the tiny plants stretch themselves, resulting in legginess. If this is not done, thin roots can be easily cut off during transplantation. The oval seed leaves of emerging cucumber and squash plants look very much alike, but the cucumber’s true leaves will be triangular and lobed with a fuzzy surface and serrated (toothy) edges. It's fussy work, and always hard to decide which ones to save and which to toss. I've had problems in the past with low germination rates, sun and hail damage, and insects eating seedlings. The reason may be in the remoteness of the pot with seedlings from the window, and in the wrong temperature in the greenhouse. Nobody likes to thin seedlings. Two to three seeds per pot is sufficient. Sowing cucumber seeds in potting mix Growing Greenhouse Cucumbers First, however, they need time to adjust to their new environment. Keep in mind that vine cucumber plants will need a trellis or support of some kind to grow, so leave plenty of room for a cucumber trellis or cage as well. How Many Cucumber Seeds to Plant on a Hill. I put a few seeds in each hole like normal so, there are 2-3 seedlings sprouting at each spot. To prevent this, most gardeners use a trellis of some sort to grow the vines off of the ground. Started a simple planting recorded to keep track of what I have planted and when. If possible, water your cucumbers with a soaker hose or drip irrigation to keep the foliage dry. Start by setting them outside in shade or partial shade, ideally when the outdoor temperature is closer to your indoor temperature. Cucumber seedlings are advised to grow in separate pots; plastic or cropped milk or cream bags can be used. Two to three inches from the top of the seedlings should suffice (make sure not to burn the leaves). Thinning cucumber seedlings produces healthier plants and higher yields by reducing competition for water and nutrients and providing good air circulation between plants. Set the seedlings out for two or three hours on the first day. When pruning, keep these tendrils in … Favorite Answer. It is for this reason that many gardeners refuse to pickle cucumber seedlings. How to thin seedlings. Thanks! She owns her own content marketing agency, Wordsmyth Creative Content Marketing (www.wordsmythcontent.com), and she enjoys writing home and DIY articles and blogs for clients in a variety of related industries. tall before thinning. Placing cucumber seeds in warm water activates growth enzymes that causes them to grow tiny roots. Vine cucumber plants can spread horizontally or vertically, depending on the shape of the trellis and how much space is available in the garden. 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