Succeeds in ordinary well-drained garden soil in a sunny position.

Seed - cooked. A famine food, the small seed can be cooked into a gruel in times of food shortage. A coffee is made from the roasted seed.

Seed - sow spring or autumn in situ and only just cover. Germination should take place within 2 weeks.

Roadsides and waste places, also in thatched roofs in Eastern N. America.