Description
Formosan Koa Tree Seeds (Acacia confusa) – Fast-Growing Exotic Hardwood
Grow your own Formosan Koa tree, a rare and exotic hardwood prized for its glowing golden-brown color, dramatic ribbon grain, and subtle iridescence. This tropical tree produces vivid yellow blossoms and offers an ornamental, exotic look ideal for landscaping, bonsai projects, or home gardens in frost-free climates.
Key Features
-
Scientific Name: Acacia confusa
-
Common Names: Formosan Koa, Taiwan Koa
-
Native To: Taiwan & parts of Southeast Asia
-
Plant Type: Fast-growing hardwood tree, flowering tropical tree
-
Flower Color: Bright, golden-yellow blooms
-
USDA Zones: 9b–11 (frost-free, subtropical/tropical regions)
-
Growth Rate: Up to 5 feet per year during early growth
Wood & Tree Characteristics
-
Color & Grain: Golden-brown with occasional reddish or chocolate streaks, tightly curled figuring, subtle iridescence
-
Texture & Workability: Dense but workable, takes a glass-smooth polish, perfect for ornamental woodworking
-
Size & Habit: Large tropical tree; grows best in warm, humid lowland environments
-
Soil & Climate: Prefers well-drained, slightly acidic soils; thrives in consistently warm, humid climates
Growing Tips
-
Full to partial sunlight
-
Requires consistent moisture, especially when young
-
Ideal for warm subtropical climates (Zones 9b–11)
-
Needs frost-free conditions
Why Choose Formosan Koa
Formosan Koa is fast-growing, striking, and exotic. Its dense wood, tight grain, and bright yellow blossoms make it a standout choice for ornamental gardens, bonsai cultivation, or future woodcraft.
1) Lije las cáscaras duras con una lija gruesa.
2) Lleve el agua a fuego lento (sin que hierva) y viértala en un recipiente donde colocará las semillas.
3) Deje que las semillas se enfríen con el agua y déjelas en remojo durante 24 a 36 horas. Cambie el agua a diario.
4) Use un propagador calentado para mantener la temperatura del suelo a aproximadamente 77 °F. Siembre a aproximadamente 1/8" de profundidad en un suelo bien drenado y manténgalo húmedo para una germinación óptima.
4) La germinación se puede esperar en 3 a 4 semanas.








