Krossa Regal Hosta Hosta 'Krossa Regal' Width: 36-72"Height: 40"Spacing: 36-72"Zone: 3-9Shape: UprightFlower Color: LavenderBloom Time: July-Aug.Foliage: Blue-Green Vase shaped plant with arching blue-green leaves. Lavender flowers in midsummer. Moist, rich, well-drained soil.