C. moschata. Early Butternut squash seeds are an All America Selections winner. Medium sized squash are uniform on productive, semi-bush plants. Each fruit has a small seed cavity in dark orange sweet flesh with a tender, smooth skin that is thin, but very hard. Early Butternut is the best choice of butternut squash for gardeners in short growing seasons. Be sure to start your plants indoors, and transplant out as early as possible, around the May long weekend in most climates. In three months the plants should be loaded with fruits that will last in storage for several months.