Phaseolus coccineus

Runner beans, Phaseolus coccineus; water well in dry weather, otherwise the plants will not produce beans.

Phaseolus coccineus subsp.

Scarlet runner bean (Phaseolus coccineus)

The frequently garden grown common bean - Phaseolus vulgaris - is epigeal while the closely related runner bean - Phaseolus coccineus - is hypogeal.

Scarlet runner bean (Phaseolus coccineus), better known to vegetable gardeners as Dutch Case-Knife bean, is cultivated in the vegetable garden for its fleshy pods, but the bright red flowers are edible, too.

A. Runner beans (Phaseolus coccineus) don't need tricks, but they are different from snap or string beans (Phaseolus vulgaris), the ones mostly commonly grown in the United States, and they need different conditions to produce tasty pods.