C cmpman1974 Jul 13, 2021 #2 In the U.S., I'd say Fall/Winter as vendors re-stock or add new varieties to their list. This gives you time to start early for the next growing season. If you grow in hydro indoors, then anytime is fine to buy seeds as schedules aren't as relevant.
In the U.S., I'd say Fall/Winter as vendors re-stock or add new varieties to their list. This gives you time to start early for the next growing season. If you grow in hydro indoors, then anytime is fine to buy seeds as schedules aren't as relevant.