SafePlants

European Smoketree (Cotinus coggygria)

The European smoketree, scientifically known as Cotinus coggygria, is a captivating deciduous shrub or small tree admired for its distinctive "smoky" appearance. Native to southern Europe and China, it has gained popularity worldwide as an ornamental plant.

Common Names

• European Smoketree
• Smoke Tree
• Smoke Bush
• Venetian Sumac
• Wig Tree
• Cloud Tree
• Dyer's Sumach
• Hungarian Fustic
• Fustet (Spanish)

Taxonomy and Nomenclature

• Scientific Name: Cotinus coggygria Scop.
• Family: Anacardiaceae (Cashew Family)
• Synonyms: Rhus cotinus, Rhus coggygria

Distribution and Habitat

The European smoketree is native to a broad area spanning from southern Europe to central China. It is widely cultivated in North America and other regions. It thrives in Hardiness Zones 5-8, and potentially warmer parts of Zone 4.

Morphological Characteristics and Growth Habits

• Deciduous shrub or small tree
• Upright, loose-spreading, and multi-stemmed growth habit
• Can be trained as a tree or kept as a large shrub
• Typically grows to a height of up to 20 feet
• Leaves are alternate, simple, oval, and blunt-tipped, measuring 3 to 5 inches long.
• Leaf margins are entire (smooth).
• Leaf color transitions from dark purple when emerging to bluish-green during the growing season. Fall foliage brings shades of orange.
• Flowers are approximately 5 mm in size.
• Fruits are approximately 3 mm in size.

Considerations for Pets

The European smoketree belongs to the Anacardiaceae family. This family also includes cashews and mangos. Although the provided text does not mention toxicity, it may still be worthwhile to research the possible risks to your pets as a precautionary measure.

Interesting Hybrids

There is reference to the Smoke tree as an interspecific cross of the European smoke bush (C. coggygria) and the American smoke tree (C. obovatus), noting it as gem in the garden thanks to its multiseason interest.