olive USDA PLANTS Symbol: OLEU
U.S. Nativity: Exotic
Habit: Hardwood Trees Shrub or Subshrub
Olea europaea L.

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Taxonomic Rank: Magnoliopsida: Scrophulariales: Oleaceae
Native Range: Mediterranean region ()

Appearance
Olea europaea is a perennial tree that can grow from 26.2-49.2 ft. (8-15 m) tall.
Foliage
Leaves are thick, 1.6 in. (4 cm) long, lanceolate, opposite, leathery, somewhat hairy, and dark green on upper surface and greyish green on lower surface.
Flowers
Flowers are small, yellow to white in color, and clustered in groups of 15-30 flowers. Flowers bloom in early summer.
Fruit
Fruit is a drupe that is ovoid, 0.8-1 in. (2-2.5 cm) long, and green to blackish violet in color. The edible fruit surrounds the dark violet round seed.
Ecological Threat
Olea europaea is being grown as a crop in some states. It has escaped cultivation and can be found in disturbed areas including grasslands, scrublands, and urban areas. Olea europaea is native to Africa, Asia-temperate, and Europe.

Selected Images from Invasive.orgView All Images at Invasive.org


Fruit(s);
Piero Amorati, ICCroce - Casalecchio di Reno, Bugwood.org
Additional Resolutions & Image Usage

Foliage; UCDavis gardens
Karan A. Rawlins, University of Georgia, Bugwood.org
Additional Resolutions & Image Usage

Fruit(s); UCDavis gardens
Karan A. Rawlins, University of Georgia, Bugwood.org
Additional Resolutions & Image Usage

Tree(s);
Piero Amorati, ICCroce - Casalecchio di Reno, Bugwood.org
Additional Resolutions & Image Usage

Foliage;
Piero Amorati, ICCroce - Casalecchio di Reno, Bugwood.org
Additional Resolutions & Image Usage

Foliage;
Piero Amorati, ICCroce - Casalecchio di Reno, Bugwood.org
Additional Resolutions & Image Usage

Foliage; UCDavis gardens
Karan A. Rawlins, University of Georgia, Bugwood.org
Additional Resolutions & Image Usage

Foliage; UCDavis gardens
Karan A. Rawlins, University of Georgia, Bugwood.org
Additional Resolutions & Image Usage

Fruit(s); UCDavis gardens
Karan A. Rawlins, University of Georgia, Bugwood.org
Additional Resolutions & Image Usage

Fruit(s); UCDavis gardens
Karan A. Rawlins, University of Georgia, Bugwood.org
Additional Resolutions & Image Usage

Fruit(s);
Piero Amorati, ICCroce - Casalecchio di Reno, Bugwood.org
Additional Resolutions & Image Usage

Fruit(s);
Esmat M. Hegazi, University of Alexandria, Bugwood.org
Additional Resolutions & Image Usage

EDDMapS Distribution:
This map is incomplete and is based only on current site and county level reports made by experts and records obtained from USDA Plants Database. For more information, visit www.eddmaps.org
 


State(s) Where Reported invasive.
Based on state level agency and organization lists of invasive plants from WeedUS database.

U.S. National Parks where reported invasive:
Death Valley National Park (California)



Invasive Listing Sources:
California Invasive Plant Council
Faith Campbell, 1998
Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007
John Randall, The Nature Conservancy, Survey of TNC Preserves, 1995.