Picea pungens 'Glauca' at Roath Park Botanic Garden

Picea pungens 'Glauca' 0

Picea pungens 'Glauca'
early September 2015

Grid reference ST 18609 78930
Common name Blue Colorado spruce
Alternative name Picea pungens f. glauca
Origin West USA
Deciduous No
Status Glamorgan Champion 2013
Marked on 1947 chart of Pinetum
Height 17M February 2016
Girth 101cm February 2016
Reference 411

This tree is close to the Lake Road East foot path, slightly north of the southern most bridge. There is a second smaller tree of this type a few metres south which is not growing as well.

Picea pungens 'Glauca' bark

Picea pungens 'Glauca' bark
September 2015

Picea pungens 'Glauca' foliage

Picea pungens 'Glauca' foliage
February 2016

General tree description

Picea pungens glauca is a natural variant of the Colorado spruce, Picea pungens, with glaucous foliage. It is a medium to large, conical tree up to 28 metres tall. Its bark is dark purplish and has scaly ridges. The leaves are bright silver blue needles, often fading to grey-green with age, up to 3cm long, stiff and sharp. The cones are up to 12cm long and are green when young.