English Oak 'Fastigiata Koster'

Quercus robur 'Fastigiata Koster', or Upright English Oak, is a columnar deciduous tree with deeply lobed, dark green leaves. It's a striking architectural plant, ideal for avenues or where vertical emphasis is desired.

Sun: Full sun.

Soil: Well-drained, fertile soil.

Hardiness: H6 — down to −20°C.

Flowering: Apr, May.