How about their nutrition?
While the size and texture of Pole Beans differs from Bush Beans, their nutritional content is the same.
Health benefits of Green beansFresh green beans are very low in calories (31 kcal per 100 g of raw beans) and contain no saturated fat; but are very good source of vitamins, minerals, and plant derived micronutrients.
They are very rich source of dietary fiber (9% per100g RDA) which acts as bulk laxative that helps to protect the mucous membrane of the colon by decreasing its exposure time to toxic substances as well as by binding to cancer causing chemicals in the colon. Dietary fiber has also been shown to reduce blood cholesterol levels by decreasing re-absorption of cholesterol binding bile acids in the colon.