These lilies grow best in zones 4 through 9 but can still grow in zones 3 but with winter protection.
They require well-drained soils or their bulbs will rot. Plant them in holes that are about 3 times deep as the height of the bulb ...
Besides the Lilly Asiatic, there are other different types of lilies with a specific bloom time. With careful planning, you can enjoy bloom all summer long by planting different varieties.
These are common and popular for their early bloom and they are easy to grow. They bloom from early to midsummer and have beautiful flowers that face upward.