dormant oil

Spring vetchling in flower (Photo by Judith Adam)

Earliest perennial pea

Judith Adam

Spring vetchling, an early perennial pea, is related to two other ornamental pea plants — scented, annual sweet pea and hardy sweet pea vine. Spring vetchling carries a swarm of silky pea flowers on erect 15-inch (38-cm) stems held above attractive, pointed foliage.