The Olive’s evergreen, silvery foliage creates a finely textured, cloud-shaped canopy, casting deep to filtered shade throughout the long life of the tree. Fruitless Olive … Wilsonii Olive Tree. It can also be planted outdoors in the spring in zones 9 to 11. Olea europaea ‘Wilson’ Std • Mature Height: 20′ • Mature Width: 20′ • Light Requirements: Full sun • Water Requirements: Deep infrequent water • Fertilizers: Dr. Q’s Tree, Shrub & Vine Food, 16-8-4 This is a topiary tree type and can be trimmed into several popular shapes to fit any landscape theme or design. The popular fruitless varieties ‘Swan Hill’, ‘Majestic Beauty’, and ‘Wilsonii… The species provides a Mediterranean feel and presentation in the landscape. ‘Wilsonii’ is a fruitless variety that produces little to … Wilson Fruitless Olive is a popular, easy-to-grow tree that forms an airy cloud shaped canopy of small narrow evergreen leaves. Use the olive as a specimen tree or shade tree, or mixed with deep green or evergreen plants in the foreground. It can grow in a container for many years. Wilsonii Olive Tree Fruitless Olive trees origin cultivates from the Mediterranean millenia Oleaceae family. If you keep the tree … Versatile in the landscape, it can be trained as shade tree… The Wilson olive tree is a slow-growing variety with a decorative braided trunk. Native to the Mediterranean, it is ideally suited to thrive in hot arid conditions.