Ilex cassine

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Dahoon Holly


Plant Specifics

Size:20-30 ft tall, spread 10-15 ft.
Life Span:Long-lived perennial
Flower Color:White
Fruit Color:Red
Phenology:Evergreen. Blooms in spring. Fruits ripen in fall and persist into winter.
Noted for:Showy fruits, Interesting foliage, Hurricane wind resistance


Recommended Uses:Specimen tree.
Considerations:It's dioecious; so make sure you have at least one male plant in the vicinity to produce berries on the females.
Propagation:Naturally clonal, so easily started from new offshoots. Seeds of most holly species require 2-3 years of dormancy before they will germinate.
Availability:Native nurseries, FNPS plant sales, Quality nurseries
Light: Full Sun,  Part Shade,  Shade
Moisture Tolerance:
always floodedextremely dry
 (Stays Wet ----- to ----- Not wet but not extremely dry)
Moisture Tolerance: Stays Wet ----- to ----- Not wet but not extremely dry
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray/ Salty Soil Tolerance:Low/no tolerance of salty wind or direct salt spray
Soil or other substrate:Loam, Organic material (muck), Sand
Soil pH:Acidic to circumneutral



Fruits are eaten by birds and small mammals.


Bees pollinate flowers. Documented bee visitors include  Hylaeus confluens, Augochlorapura, Augochlorella gratiosa, Dialictus placidensis and Sphecodes heracle (Deyrup et al. 2002).

Native Habitats:Dome swamps, coastal flatwoods, transitional edges of dome swamps in flatwoods, coastal flatwoods, bay swamps, cutthroat seep.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 10B 8A 8B 9A 9B 

USDA zones are based on minimum winter temperatures


General Comments:While naturally a wetland plant, this species does well across a broad array of cultural conditions.