QuestionsHow to growVegetable GrowingBulb Onionsonions 0 Vote Up Vote Down Alan Stenson asked 15 years ago should i lift my onions when they seem to be about to seed? 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 6 years ago Bolting onions will use up the bulb in making growth and might as well be used as soon as they bolt.