SelecTree: Tree Detail
Photo Locations: Honolulu, HI, LSU Hilltop Arboretum - Baton Rouge, LA and Sacramento State University - Sacramento, CA
This small tree or large shrub is trainable as a standard. A drink made from the leaves, which contains caffeine, is used as a stimulant. Ilex cassine has a HPWRA (Hawai'i Pacific Weed Risk Assessment) score of 9 (High Risk).
Trees may be referred to as male or female.
Additional Common Names
DAHOON HOLLY, YAUPON HOLLY, CASSENA
Conical or Rounded Shape.
Has Evergreen foliage.
Height: 20 - 30 feet.
Width: 8 - 12 feet.
Growth Rate: 12 to 36 Inches per Year.
Leaves Elliptic, Green, No Change, Evergreen.
Flowers Inconspicuous. White. Flowers in Spring. Has either male or female reproductive parts (dioecious). Trees may be sold as male or female.
Persistent, Red or Yellow Drupe, Small (0.25 - 0.50 inches), fruiting in Fall or Winter Wildlife use it.
Bark Gray, Rough or Smooth.
Shading Capacity Rated as Low to Moderately Low in Leaf.
Tree Site Conditions & Constraints
USDA Hardiness Zones 7 - 11.
Exposure Full Sun to Partial Shade.
Wet but Well Drained Soil.
Clay, Loam or Sand Texture.
Acidic Soil pH.
Pests & Disease Information
Resistant to Verticillium. Susceptible to Twig Galls, Armillaria.
Health, Safety & Environmental Concerns
Root Damage Potential Rated as Low.
Biogenic Emissions considered Low.
Attracts Birds and Mammals.
Wildlife use Fruit.
Special Uses & Values
Specimen, Container, Screen, Buffer Strip or Street Tree.
Bonsai or Hedged.
Cite this tree:
SelecTree. "Ilex cassine Tree Record." 1995-2020. Aug 14, 2020.
< https://selectree.calpoly.edu/tree-detail/ilex-cassine >