Cephalanthus occidentalis

Buttonbush

Rubiaceae

Plant Specifics

Form:Shrub
Life Span:Long-lived perennial
Flower Color:White,yellow
Fruit Color:Brown
Phenology:Deciduous
Noted for:Aroma, Fragrance, Showy flowers, Showy fruits

Landscaping

Recommended Uses:Wetlands and wetland edges as a specimen plant with a pleasing multi-stemmed vase-shape.
Considerations:Foliage is poisonous to livestock and humans.
Propagation:Seed or hardwood cuttings. Seed does not need pre-treatment.
Availability:Native nurseries, FNPS plant sales, Seed, Specialty providers
Light: Full Sun,  Part Shade
Moisture Tolerance:
always floodedextremely dry
 (Stays Wet ----- to ----- Usually moist, occasional inundation)
Moisture Tolerance: Stays Wet ----- to ----- Usually moist, occasional inundation
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray/ Salty Soil Tolerance:Some tolerance to salty wind but not direct salt spray.
Soil or other substrate:Clay, Loam, Organic material (muck), Sand
Soil pH:Neutral to alkaline

Ecology

Wildlife:
  

Deer browse the foliage. Ducks and other birds including jays, cardinals, nuthatches, titmice, warblers, and mockingbirds consume the seed.

Insects:
   

Host plant to several moths including titan sphinx (Aellopos titan) and hydrangea sphinx (Darapsa versicolor) moths. (https://xerces.org/blog/planting-for-pollinators-button-bush).

Flowers are very attractive to a variety of insects including butterflies and bees.

Native Habitats:Marshes, swamps, river floodplains

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 10B 11 8A 8B 9A 9B 

USDA zones are based on minimum winter temperatures

Comments

Ethnobotany:Has been used medicinally though there are potential issues. Dried leaves may be poisonous to pets.
General Comments:

Noted for it's round satellite "ball" flowers and round "button" fruits. Fragrant.

Sources disagree on salt tolerance of this plant.