SelecTree: Tree Detail
Photo Locations: Haena, Kilauea, Poipu, Oahu, HI and Quail Botanical Gardens - Encinitas, CA
Utility friendly tree.
The Madagascar olive is a small tree that thrives in seaside locations and is amenable to growing in poor, compacted, often dry soils. The fruit can be eaten, and the species can be used as a hedge. Noronhia emarginata has a HPWRA (Hawai'i Pacific Weed Risk Assessment) score of 5 (Evaluate).
Has fragrant Flower.
Native to Madagascar.
Additional Common Names
MADAGASCAR OLIVE, NORONHA
Rounded or Vase Shape.
Has Evergreen foliage.
Height: 20 - 25 feet.
Width: 15 - 20 feet.
Growth Rate: 12 to 24 Inches per Year.
Leaves Obovate and Toothed, Green, No Change, Evergreen.
Flowers Inconspicuous. Fragrant Yellow. Flowers in Fall, Winter, Spring or Summer. Has separate male and female reproductive parts on the same tree (monoecious).
Purple, Yellow or Green Drupe, Medium (0.50 - 1.50 inches), fruiting in Fall, Winter, Spring or Summer Edible.
Bark Gray, Rough.
Shading Capacity Rated as Dense to Very Dense in Leaf.
Tree Site Conditions & Constraints
Sunset Zones H1 and H2.
USDA Hardiness Zones 10 - 11.
Exposure Full Sun to Partial Shade.
Well Drained Soil.
Clay, Loam or Sand Texture.
Acidic to Alkaline Soil pH.
Health, Safety & Environmental Concerns
Root Damage Potential Rated as Low.
Special Uses & Values
Specimen, Buffer Strip, Container, Screen or Street Tree.
Cite this tree:
SelecTree. "Noronhia emarginata Tree Record." 1995-2020. Aug 14, 2020.
< https://selectree.calpoly.edu/tree-detail/noronhia-emarginata >