carolinegwen
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on May 30, 2019
Check your soil.The pH should register 6.2 to 6.8. The growing conditions outlined in this article will help: https://www.gardeningknowhow.com/edible/vegetables/onion/onion-info-tips-for-growing-big-onions.htm
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