Olive Tree (Olea europaea)

Description:
The olive tree is an ancient evergreen tree native to the Mediterranean region, famous for its gray-green leaves, gnarled trunk, and — of course — its highly prized fruit: the olive. Olive trees are slow-growing but can live for centuries, often becoming beautiful, twisted landscape specimens.

Identification Features:

• Leaves: Narrow, lance-shaped leaves with a leathery texture. The upper surface is a soft gray-green, while the underside is silvery-white — giving the whole tree a pale, shimmering look in the sunlight.

• Flowers: Small, creamy-white blooms appear in clusters in late spring to early summer. Though inconspicuous, these flowers are the first step to fruiting.

• Fruit: The olive! Small, oval drupes that start green and ripen to black or purple, depending on the variety and ripeness. Both green and black olives come from the same tree — the color difference is a matter of harvest time and curing.

• Bark: Smooth and gray when young, becoming deeply furrowed, twisted, and gnarled with age — a signature feature of older trees.

Growing Conditions:

• Zones: Typically hardy in USDA Zones 8–11, although some cold-hardy cultivars can tolerate lower temperatures with proper protection.

• Sun: Full sun is essential. Olive trees require at least 6–8 hours of direct sunlight daily.

• Soil: Prefers well-drained, sandy or rocky soils with low to moderate fertility. They thrive on neglect and struggle in heavy, waterlogged soils.

• Water: Once established, olive trees are drought-tolerant. Young trees need regular watering until mature.

Wildlife Value:
While olive fruit isn’t a top wildlife food source, the trees do offer shelter for birds and small animals, and their flowers attract pollinators like bees in the spring.

Fun Fact:
Olive trees have been cultivated for more than 6,000 years and are deeply woven into the culture and economy of the Mediterranean. Some olive trees in Spain, Italy, and Greece are estimated to be over 2,000 years old — and still produce fruit!