The Rubus strigosus is the North American variety of Red Raspberry. It is a shrub that grows up to 6-10 feet tall and requires full sun. The white blossoms preclude the bright red fruit this plant is so popular for. The fruit ripens in summer and is a favorite, well-known berry, whether eaten fresh off the plant or baked in a pie. It thrives in zones 4-8 and needs well-drained soil. The best soil for Red Raspberry has a pH of about 6.0. The berries are not the only edible part of this plant. Raspberry leaves have long been used for their multiple medicinal qualities. The leaves are steeped to make a tea used to treat diarrhea, sores, and menstrual cramps, among other ailments. This tea is also used during the end of pregnancy in preparation for labor. Because Red Raspberry is hearty, it can survive periods of low moisture. They can be cultivated to create a hedge or simply enjoyed for their fruit. Young Raspberry plants should be planted in the early spring, about 3 feet apart. Other varieties of the plant produce eye-catching fruits that can be yellow or gold, black, or purple. The ever bearing variety of Red Raspberry produces fruit twice a year. The summer bearing variety produce just once in summer. Though tough, they are susceptible to numerous insect pests, such as cane borers and the Dock sawfly. These pests cause damage by boring into the plant, so wilting and breaking are signs to look for. Other pests such as the green vegetable beetle cause damage by sucking sap out of the plant. Isolated cases require removal of the affected part. Wide-spread damage requires removal of the entire plant. Whichever variety of Red Raspberry the knowledgeable gardener chooses, he or she can expect a colorful yield.