Penn State researchers collect suspect plants from a potato field. The samples will be studied further in their laboratory. (Courtesy of Robert E. Leiby) From Philly and the Pa. suburbs to South ...

Washington, D.C.—Scientists have discovered that calcium plays a significant role in enhancing the resistance of potato plants to bacterial wilt. This disease causes worldwide losses of potatoes ...

Late blight is a plant disease that mainly attacks potatoes and tomatoes, although it can sometimes be found on other crops, weeds and ornamentals in the same botanical family (solanaceae). Late ...

If you've ever seen a short plant with broad leaves and a violet, shooting-star flower, that was mostly likely a potato plant. This may puzzle new gardeners, but as tubers, potatoes won't be hanging ...

Sweet potatoes are easy to grow—you just need a little patience. Growing sweet potatoes at home is easy and rewarding, yielding a delicious crop with minimal care. Start slips from healthy potatoes, ...

Taking advantage of the natural benefits that come from companion planting can help deter lots of pests that usually trouble sweet potato plants. Your plants can remain healthy and grow strong to give ...