Lathyrus - Seeds

Life Cycle: Hardy annual.
Height: 20 to 120 inches (50 to 300 cm). 
Growing Region: 1 to 10
Flower: early spring, summer, autumn and winter.  
Foliage: Pinnate, feather-like. Tendrils.
Sow Inside: Annuals: 1/2 inch (12 mm). Before last frost for summer blooms, or in autumn for winter blooms (warm areas only). Spacing: bush: 10 to 12 inches (25 to 30 cm); vines: 6 to 8 inches (15 to 20cm). 
Sow Outside: Requires some preparation: first chip seeds then apply a nitrogen-fixing bacteria. Use peat pots. Germination time: ten days to one month. Temperature 60°F (16°C). Seven or eight weeks in advance. Transplant outdoors following the last frost or in autumn. 
Requirements: Full sunlight; perennials can also be grown in light shade. Dig in compost and bone meal to a depth of 16 inches (40cm) before sowing or transplanting. Good drainage. Soil pH 6 to 7. Provide support. Provide trellis. Use a mulch to keep soil cool and retain moisture. Regular watering during the growing season. Deadhead.