Aesculus parviflora, Bottlebrush Buckeye

Bottlebrush buckeye
Aesculus parviflora

Hardiness: Zones 4 - 8
Plant type: Shrub
Height: 8-12'
Spread: 8-15'
Sun: Part Shade to Full Shade
Water: Medium to wet
Bloom time: June, July
Bloom color: White
Soil: Moist, organically rich soils, loamy, average well-draining soils, neutral or slightly acidic pH

Notes: Highly poisonous if Ingested. Noted for being one of the best summer-flowering shrubs for shade areas. Pruning usually unnecessary.

More info on this plant here.