The Knock Out® has fluorescent cherry red flowers in clusters of 3 to 15 blooms.  The flowers have a light tea rose fragrance.  The Knock Out® is maintenance free and disease resistant. 

Bloom Time:  May.

Growth Habit:  3-4′ in height.

Foliage:  Glossy Green.

Sun/Shade:  Sun.

Hardiness Zones:  4-8.

(‘Radrazz’ PP11836)