Height: 3′-5′ Spread: 3′-5′. Similar to ‘Snowmound’ with slightly smaller flowers and larger leaves. The hardiest of all the S. nipponica varieties. Currently there is a plant surviving and doing well at the USDA Experimental Station in Cheyenne that is over 45 years old and 5′ tall. Full sun. Zone 3.
Spiraea nipponica var. tosaensis | Cheyenne Snowmound Spirea – #1