Olea europaea (Olive Tree) up to ~30'-high x ~30'-wide (round to umbrella to vase shaped canopy) evergreen gray green leaves inconspicuous flowers black, purple or mostly green drupes (Autumn) origin: Mediterranean to South Africa to southern China (limited invasiveness) low water use clay to loamy to sandy soil with average drainage organic compost soil amendment (per pH 6.0–10.0) litter maintenance: medium-high/wet fruit low flammability high branch strength pruning maintenance: medium (mostly per thinning) allergenicity: high plant at least 2.5 feet from masonry local Sunset Zones 18-24
SelecTree. UFEI. "Olea europaea Tree Record." 1995-2021. Cal Poly State University, San Luis Obispo. Accessed on Jul 23, 2021. < https://selectree.calpoly.edu/tree-detail/970 >
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