Mastering the art of sowing: Tips for planting seeds successfully 5 months later, this summer a stem fell off of my burros tail so I decided to try and propagate the leaves in their own pot, I water them with the sink faucet every week and a half or so I think Starting Celery from Seed The Martha Stewart Blog Pepper Ashe County Pimento Sweet Seeds Northern Seeds Ritchie Feed & Seed Inc.