Bean vine was grown at Monticello

What it is: The purple hyacinth bean vine grows as an annual in Colorado. Originally from tropical Asia, this colorful, quickly growing vine is also understood as the Thomas Jefferson vine because he grew this plant at Monticello.


Even though many parts of this plant are edible, the dry seeds should be well prepared in two changes of water prior to eating. Raw dry seeds are toxic.

Appearance: Intense, deep purple flowers, looking like pea or bean flowers, blossom on dark-green foliage. Clusters of glistening purple seed pods 3 to 4 inches long follow the flowers. learn this here now The vine will rush up a trellis providing vertical interest to a garden or topple down a slope as a ground cover.

It's an energetic grower - one seed can produce a vine 6 to 10 feet high in a single season. The vine flowers till frost and will bring in butterflies and hummingbirds. Chosen as a Plant Select plant for 2006, the vine is an attractive backdrop for roses.

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