SelecTree: Tree Detail
ROYAL PURPLE SMOKE TREE
Cotinus coggygria 'Royal Purple'
Photo Locations: Morton Arboretum - Lisle, IL, Red Butte Garden - Salt Lake City, UT, Cal Poly State University - San Luis Obispo, CA and San Marcos Growers - Santa Barbara, CA
Utility friendly tree.
Branches droop but resist breakage. Trainable as Standard.
Trees may be referred to as male or female.
Additional Common Names
ROYAL PURPLE SMOKE TREE, ROYAL PURPLE WIG-TREE, ROYAL PURPLE SMOKEBUSH
Has Deciduous foliage.
Height: 12 - 20 feet.
Width: 10 - 12 feet.
Growth Rate: 12 to 24 Inches per Year.
Leaves Oblong, Purple or Red, Red or Purple, Deciduous.
Flowers Showy. Pink, Purple or Red. Flowers in Spring or Summer. Has either male or female flowers (dioecious). Trees may be sold as male or female.
Brown Drupe, Small (0.25 - 0.50 inches), fruiting in Summer or Fall.
Shading Capacity Rated as Dense to Very Dense in Leaf.
Shading Capacity Rated as out of Leaf.
Tree Site Conditions & Constraints
Sunset Zones 2 - 24.
USDA Hardiness Zones 5 - 8.
Exposure Full Sun to Partial Shade.
Well Drained Soil.
Loam or Sand Texture.
Acidic to Alkaline Soil pH.
Pests & Disease Information
Susceptible to Leaf Rollers, Leaf Spot, Canker, Scab and Verticillium.
Health, Safety & Environmental Concerns
Root Damage Potential Rated as Low.
Special Uses & Values
Specimen, Container, Buffer Strip, Screen or Street Tree.
Cite this tree:
SelecTree. "Cotinus coggygria 'Royal Purple' Tree Record." 1995-2018. May 22, 2018.
< https://selectree.calpoly.edu/tree-detail/cotinus-coggygria-royal-purple >
SelecTree Nursery Connection Map
Cal Poly / ESRI