Perennial Pea is a summer-flowering vine that Thomas Jefferson sowed in one of the oval beds at Monticello in 1807. It was an established garden plant in America before 1720. Perennial Pea is a long-lived vigorous climber with attractive blue-green leaves and showy flowers in red, pink, or rarely, white. Although European in origin, it has naturalized in many parts of the United States, especially on roadsides. Jefferson-documented: This plant was documented by Thomas Jefferson in his Garden Book, Notes on the State of Virginia, or other writings.
Direct sow seeds after the last spring frost. Before sowing, scarify and pre-soak seeds for 12 hours. Provide a support structure. Approximately 15 Perennial Pea (Lathyrus latifolius) seeds per packet.
Perennial Pea (Lathyrus latifolius) is considered an invasive plant in the following state: OR.
Details
Genus | Lathyrus |
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Species | latifolius |
USDA Zones | 5 - 9 |
Exposure | Full Sun | Planting Method | Direct sow | Planting Depth | 1/2" |
Days to Emerge | 20 - 30 |
Plant Spacing | 6 - 12" apart |
Habit | 6 - 10' H |
Jefferson documented |