Little Gem Magnolia Tree makes a beautiful addition to the landscape with year-round visual interest. Flowers appear in late spring, early summer, late summer, adding welcome seasonal color to the landscape. At maturity it reaches 15 to 20 feet tall with a 7 to 10 feet spread, so give it room to develop its full canopy. Plant in full sun for the best results. It thrives in zones 7 through 9. Expect visits from pollinators and butterflies throughout the growing season.