The plants look great. But there aren't any heads. What did I do wrong? This is the second time.
I Have Cabbage Plants With No Heads
Certified GKH Gardening Expert
They need cool weather in order to form heads. You can help keep them "cool" by placing mulch around the base to regulate the soil temperature. This article will help: https://www.gardeningknowhow.com/edible/vegetables/cabbage/cabbage-head-formation.htm