Planting leeks has been one of our main jobs this week. The grower sells the young leeks in cell-packs, as pictured above. Plant leeks from seed in the spring four to six weeks before the average date of last frost and from transplants in the fall for a late harvest. Also this week, we have been hoeing galinsoga everywhere, and sowing sweet corn, our third planting. I know some growers trim leek roots before planting, but we never have. Pat the soil around the base of the leak so that it covers the roots and reaches the cleft where the leaves spread apart. Leeks are very hardy member of the onion family and are grown to gigantic sizes for showing, particularly in the North East of England. Before 2013, we sowed all our leek seedlings in an outdoor nursery bed, and transplanted the leeks as bare root starts. Thin to 6". I count that as four, not five, so I wonder about the fifth. If the plant is good size, and looks healthy, twirl it as you lower it into the hole to prevent the roots folding back on the plant, pointing at the sky – they need to grow downwards. When they’re ready to transplant, take clumps of leeks and gently swish their roots around in a bucket of water. Some growers use plug flats, but I can’t imagine having enough coldframe space for 5 beds x 4 rows x 90ft x 2 (6″ spacing) seedlings. Stagger-plant leeks in double rows; this will give fanning leaves more room to grow. So far, we have planted out almost 3 of our 5 hoped-far leek beds. Bobbing the plant up and down as you settle it in the hole will help a transplant that has slightly bunched roots. TRANSPLANTING LEEK SEEDLINGS INTO FINAL BEDS. There’s a chapter in my book, of course. We were still transplanting leeks on June 28, because the March 21 sowing got over-run by weeds, and we used our back-up April 20 sowing. 1,000 seeds/165', 1 oz./1,650', 11 oz. Before 2013, we sowed all our leek seedlings in an outdoor nursery bed, and transplanted the leeks … Leeks should be at least 6-inches tall prior to transplanting. Does that make sense, is that the norm? Resist any temptation to trim either the roots or the tops of the leeks. The best place for growing leeks is in full sun in fertile, well-drained soil. Plant leeks 4-6 inches apart in rows about a foot apart. I wrote a complementary post for Mother Earth News Organic Gardening Blog about personal size melons, something we are trying again this year. If the holes cave in, you need to water the soil more before proceeding. Leek Planting Calendar. Sow leek seeds indoors in early spring; start seed indoors 10 to 6 weeks before the last expected spring frost. Plant transplants in spring if you want to speed up the crop to avoid a hot summer. We sow several varieties (with different numbers of days to maturity) on the same day, so a planting will give us at least two weeks of delicious corn. ... Do the leeks need to be inside or can you grow them outside? I was a little late but in so doing I am pretty sure I have introduce a significant amount of grit into the plants. Once your leeks are ready for the great outdoors, pick a cloudy, windless day to plant. How to plant leeks from transplant: Purchase transplants (or grow your own with the directions above). Do this by bringing them outside every day during the day for at least a week before you plan to put them in your garden. Make holes 6 inch (15cm) deep and simply drop the seedling in. We’ve cut back from 20 flats to 15, for the same number of beds, and still have plenty of plants. We plant at 6” (15 cm) spacing, with 4 rows to a 48” (1.2 m) bed. Leek plants the width of a pencil, Transplant the leeks into the ground when they’re about 15-20cm tall. Leeks always perform best in the non-compacted, rock-free soil such beds afford. Get the depth of the hole-making adjusted to suit the prevailing plant height. There doing ok, just wondering if people reckon if they are … When plants reach desired size, loosen with a spading fork and lift plant. Transplanting Leeks 11 Replies; 1217 Views; andyww2013. This forces the leaves higher up the plant resulting in extra long blanched stalks and a much greater edible portion. Using a dibber, or an better still an old spade or broom handle with a square or wedge shaped end, make planting holes 6 inches (15 cm) deep, 6–8 inches (15–20 cm) apart in each direction . Do this by setting them outside for short periods, starting with just an hour a day and working your way up to a full 24 hours outdoors. Leave about 30cm between rows. If the plant is good size, and looks healthy, twirl it as you lower it into the hole to prevent the roots folding back on the plant, pointing at the sky – they need to grow downwards. GROWING SEEDLINGS: Sow in flats in Feb.-March, 1/4" apart, 1/4" deep. The tool needs to have a diameter of 1½-2” (4-5 cm). Before transplanting, take the time to harden off your seedlings. Of course, if the lightning is close, you might  close down your computer and not get zapped. Place one leek transplant in each hole, with the transplant just above the soil line. In this photo from a previous year, you can see (from left to right): later-maturing Silver Queen, not yet at full height; red-flowered Kandy Korn; fast-maturing shorter Bodacious. Previously we have transplanted them in the mornings, on our regular shifts, using the logic that the leeks have narrow leaves that don’t lose water quickly, and we are planting deep in holes, where they will stay cool and damp. Plus up to 10% spare to allow for non-germinating seeds, and for selecting the strongest. One micro-brewer can produce 220 pounds of SBG per working day. Once your leeks are ready for the great outdoors, pick a cloudy, windless day to plant. Transplant seedlings once they reach about 6 inches tall. The shelter of the hole helps the plant get over the transplant shock, and because leeks have slender tough leaves, they do not lose a lot of water by transpiration. Container Growing Leeks: Grow leeks in a container at least 10 to 12 inches (25-30 cm) deep. Clean leeks and store several weeks at near freezing in a humid cooler in boxes, or store in a root cellar with roots in moist soil/sand/peat mix. Try to transplant when the soil is moist … You can transplant your leeks into the garden as long as no hard frosts are anticipated while they are young and fragile. Leeks (Allium porrum or A. ampeloprasum var. Use a dibbler to make a hole about the same height as the transplant. Growing leeks for the first time and the book told me to transplant when the plants are pencil size. Extricating them from flats does produce a root-pruning of a sort. We plant at 6” (15 cm) spacing, with 4 rows to a 48” (1.2 m) bed. Transplanting Leeks After the seedlings have grown to anything between the size of a thin spring onion to a pencil, you need to transplant them. Next, release the seedlings from their cell-pack prison. I didn't want to ruin the root system so planted ea. Last year we had a late wet spring and didn’t have the nursery bed ready, so we decided to sow in open flats, and it worked well. Preparing to transplant your seedlings Before you transplant your seedlings, Garland said to make sure you harden them off, allowing them to build a tough cuticle layer to stand up against the elements. Worth learning from others’ experience before launching into that project! Meanwhile another person digs up some of the transplants from the nursery bed or one of the open flats and transfers them to a small bucket containing an inch or so of water. To plant leeks in holes, use a thick dibber or trowel and make the holes 15 cm (6 in) deep and 15-23 cm (6-9 in) apart, depending on what size of leek you want. To learn more about our use of cookies, as well as the categories of personal information we collect and your choices, please read our Privacy Policy. How to plant leeks from transplant: Purchase transplants (or grow your own with the directions above). We had more plants than we needed, and transplanted the leeks bare..., rock-free soil such beds afford in spring if you started your leek seeds,. I wrote about calculating the seed-row length for outdoor seed beds, and then give 1 ” 1.2. 1 ” ( 8 cm ) apart in late spring or early summer is aspect. Feb.-March, 1/4 '' deep from 20 flats to 15, for the time... 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