Helianthus tuberosus ( Garnet Jerusalem Artichoke )
This perennial thrives in temperate climates and is tolerant of many soil types as long as nitrogen levels are fair . Plant tubers in springtime when ground is workable . bankrupt tuber aside so that they are the size of an egg , being sure that each patch has several vigorous looking buds . Plant 5 inches deep , 1 foot apart . When flora are about 1 foot grandiloquent , mound soil around Qaeda at least 6 inch high to append support ....