Eriogonum giganteum is variable in size, from in height and width, to a sprawling or rounded bush over high and wide. The leathery, woolly, oval-shaped leaves are gray, and clustered sparsely along the mostly naked branches. It is evergreen. The plant flowers with each
inflorescence rising boldly above the foliage on strong stalks. The broad domed blooms are covered densely in carpets of clustered tiny white flowers, that fade to rust red. •
Eriogonum giganteum var.
compactum — Santa Barbara Island buckwheat, endemic to/rare on
Santa Barbara Island. •
Eriogonum giganteum var.
formosum — San Clemente Island buckwheat, native to
San Clemente Island. •
Eriogonum giganteum var.
giganteum — Santa Catalina Island buckwheat, native to
Santa Catalina Island. ==Cultivation==