Lathyrus Species, Sweet Pea
Lathyrushookeri

Family: Fabaceae (fab-AY-see-ee)
Genus: Lathyrus (LAY-thy-russ)
Species: hookeri (HOOK-er-ee)

Synonym:Lathyrus chilensis

Synonym:Lathyrus epetiolaris

Synonym:Lathyrus heterocirrus

Synonym:Lathyrus litoralis

Synonym:Lathyrus sessilifolius

Category
Vines and Climbers

Water Requirements
Very high moisture needs; suitable for bogs and water gardens

Sun Exposure
Sun to Partial Shade

Foliage

Foliage Color
Blue-Green

Height
6-8 ft. (1.8-2.4 m)

Spacing
3-6 in. (7-15 cm)

Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)

Where to Grow

Danger
Seed is poisonous if ingested
All parts of plant are poisonous if ingested

Bloom Color
Pale Pink

Bloom Characteristics

Bloom Size

Bloom Time
Mid Summer
Late Summer/Early Fall

Other details
May be a noxious weed or invasive

Soil pH requirements

Patent Information

Propagation Methods

Seed Collecting
Allow pods to dry on plant; break open to collect seeds