We need your Hardiness Zone to give specific advice.
Growing Timeline
General estimate
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Direct Sow & Grow
Harvest
Now
Approximately 60 days from planting to harvest
About Comfrey
Deep-rooted perennial that accumulates nutrients and makes exceptional liquid fertiliser ("comfrey tea"). Leaves are a powerful chop-and-drop mulch. Bees love the flowers. Permanent fixture in any permaculture garden.