Lotus tetragonolobus is an annual herb native to the warm temperate regions of the Old World. It is low growing, and produces a profusion of prominent yellow flowers, followed by seed pods that are longitudinally winged.
It is cultivated for its edible green seed pods, which are one of the vegetables known as asparagus pea or winged pea. (info source: wikipedia.org)
Genus - Lotus
Species - Tetragonolobus
Common name - Asparagus Pea
Germination rate - 85%
Pre-Treatment - Not-required
Plant type - Vine, flower
Hardiness zones - 5 - 8
Exposure - Full Sun, Partial Sun, Partial Shade
Height - 0,30 m
Spread - 12 - 36" / 0,30 - 0,90 m
Growth rate - Medium
Bloom season - Spring, early summer
Leaf / Flower color - Green / Yellow
Soil PH - Neutral, Alkaline
Soil type - Loam, Sand, Well Drained
Water requirements - Drought tolerant, average water
Landscape uses - Container, Hanging Basket, Mixed Border, Rock Garden / Wall
Pre-soak the seed for 24 hours in warm water and then sow in site in the spring.
The seed usually germinates in 2 - 4 weeks at 15°c. If seed is in short supply, it can be sown in pots in a cold frame. When they are large enough to handle, prick the seedlings out into individual pots and plant them out in late spring or early summer.
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