Home Plant List Photo Gallery Calendar Contact Us Pricing Suggested Reading	Rubia tinctoria Madder The roots of 2 plants can dye 4 ounces of wool red. Plant in a raised bed with loosened soil for easy root harvest. 1 plant/4 square ft. Full sun. Height 2'. Z4-8 $7.00qt	Galium verum Indigofera tinctoria Isatis tinctoria Polygonum tinctorium Reseda luteola Rubia tinctoria