Scarlet Oak 20/40cm (9cm)

The Scarlet Oak is a magnificent deciduous tree that brings spectacular seasonal drama to gardens, particularly in autumn when its foliage transforms into one of the most brilliant displays nature has to offer. Native to eastern North America, Quercus coccinea has become a cherished specimen tree in parks and larger gardens across the British Isles, prized for its exceptional ornamental qualities and robust constitution.

This handsome oak produces glossy, deeply lobed leaves that emerge fresh green in spring, creating an attractive canopy that provides dappled shade throughout the summer months. The leaves are distinctively shaped with pointed lobes separated by deep sinuses, giving them an elegant, architectural quality that adds textural interest even before the autumn spectacle begins. During the growing season, the foliage maintains a healthy, vibrant appearance that contributes to the tree’s overall stature.

Come autumn, the Scarlet Oak truly lives up to its common name. The leaves turn the most intense scarlet-red imaginable, creating a fiery display that can last for several weeks depending on weather conditions. This autumn colour is amongst the most reliable and vivid of any oak species, making it an outstanding choice for those seeking guaranteed seasonal interest. The transformation typically occurs in October and November, providing a warming glow during the shorter days.

The tree develops a rounded to oval crown with age, supported by strong, well-structured branches that create an impressive silhouette even in winter when bare. The bark is relatively smooth when young, becoming darker and more fissured with maturity, adding winter interest alongside the architectural branching pattern. Like other oaks, it produces acorns that provide valuable food for wildlife, supporting birds and small mammals throughout autumn and winter.

Quercus coccinea thrives in full sun positions where it can develop its best form and most vibrant autumn colours. It prefers moist, well-drained acidic to neutral soils and may show signs of chlorosis (yellowing leaves) on very alkaline, chalky ground. Once established, it develops a deep root system that makes it reasonably drought-tolerant, though young trees benefit from watering during prolonged dry spells.

This is a tree for those with space to accommodate its eventual size. It makes a superb specimen for larger gardens, parkland settings, or spacious lawns where it can be appreciated from all angles. Plant it where autumn sunlight can illuminate the foliage for maximum impact. The Scarlet Oak is generally low-maintenance once established, requiring little pruning beyond the removal of any dead, damaged, or crossing branches during late winter when dormant.

Hardy throughout the British Isles, this oak tolerates urban pollution reasonably well and adapts to various soil types provided drainage is adequate. Young trees establish best when planted between November and March, avoiding waterlogged or frozen ground. Apply a generous mulch around the base to conserve moisture and suppress weeds whilst the tree establishes its root system.

Ultimate height
Higher than 12 metres

Time to ultimate height
20–50 years

Ultimate spread
8–12 metres