SelecTree: Tree Detail
Photo Locations: Maui, HI
This plant is weedy. We do not recommend planting it in Hawai’i.
Pheasant wood is widely used as a reforestation tree, fuelwood, windbreak, shade tree for coffee plantings, and as an ornamental. The hard wood is used in carving. Senna siamea has a HPWRA (Hawai'i Pacific Weed Risk Assessment) score of 10 (High Risk).
Native to Myanmar and Thailand.
Additional Common Names
PHEASANT WOOD, KASSOD TREE, CASSOD TREE, SIAMESE CASSIA, CASSIA TREE, THAILAND SHOWER
Erect or Spreading Low or High Canopy.
Has Evergreen foliage.
Height: 40 - 50 feet.
Width: 15 - 30 feet.
Growth Rate: 24 Inches per Year.
Longevity 50 to 150 years.
Leaves Pinnately Compound, Green, No Change, Evergreen.
Flowers Showy. Yellow. Flowers in Summer or Fall. Has perfect flowers (male and female parts in each flower).
Prolific, Green, Brown Legume, Very Large (Over 3.00 inches), fruiting in Fall, Winter or Spring.
Bark Gray, Rough or Smooth.
Shading Capacity Rated as Moderate in Leaf.
Litter Issue is Flowers, Dry Fruit and Leaves.
Tree Site Conditions & Constraints
Sunset Zones H1, H2.
USDA Hardiness Zones 10 - 11.
Exposure Full Sun.
Wet to Moist Soil.
Clay or Loam Texture.
Slightly Acidic to Neutral Soil pH.
Health, Safety & Environmental Concerns
Poisonous Health Hazard.
Not Deer Palatable.
Special Uses & Values
Flowering Tree, Shade Tree.
Cite this tree:
SelecTree. "Senna siamea Tree Record." 1995-2020. Aug 14, 2020.
< https://selectree.calpoly.edu/tree-detail/senna-siamea >