Cladrastis kentukea, American Yellowwood

American yellowwood
Cladrastis kentukea

Hardiness: Zones 4 to 8
Plant type: Tree
Height: 30- 50'
Spread: 40- 55'
Sun: Full Sun
Water: Medium
Bloom time: May
Bloom color: White
Soil: Moist, organically rich soils, Loamy, average well-draining soils, sandy, well-draining soils, Neutral (≈7), Alkaline (>7pH)

Notes: Contains a yellow dye that distinctively colors heartwood, profuse bloom may occur only once every 2 or 3 years, new trees may not bloom for the first 8-10 years. 

More information on this plant here.