Your Guide to Planting Sweet Peas

Adored for their profusion of beautiful flowers, sweet peas (Lathyrus odoratus) are typically cultivated as an annual plant—and not a perennial—for a good reason. “As an annual, the climbing variety can grow up to eight feet tall and produce months of flowers,” says Benjamin Godfrey, garden manager at Cornerstone Sonoma. “It can also be grown as a short bush.”