Welcome to Laura's Growing Garden - Thyme 2 Grow! Here I will explain the top 5 tips on how to best handle boltingleeks. Mine have been a disaster too, bolting and gone all squashy. I ended up pulling up what could be rescued to use for soup. I have about a dozen mich smaller leeks left sown from a free... Bolting in vegetables. Bolting is the term applied to vegetable crops when they prematurely run to seed, usually making them unusable.Cause. Control. Boltedleeks. The larger the leek plants grow, the more likely they are to produce a leek plant flower. It's possible to grow leeks at home and keep those leeks from bolting and ruining all your hard work. The most common reason for leeksbolting is sowing/planting out too early, when it is still cold. Although most leeks are hardy they are biennials, flowering naturally in spring. That would be my suggestion.My summer leeks planted in April can bolt as they get into late August,and I put it down to the age of them,so to speak. Hope this is of use to you John. Some of my early Leeks have just started to bold. I guess I sowed them too early in late February? Is it best to harvest the bolters straight away and will they be edible? Learn how to grow leeks step-by-step—planting, care through the season, and harvest—your complete guide to growing leeks! Learn how to grow leeks, an easy-to-grow relative of the onion with a milder taste. They are grown for the thick white edible stalk. Leeks can grow up to 3 feet tall. Should I trim my leek seedlings?Can you eat leeks once they flower?Why are my leeksbolting?