Quercus robur
'Fastigiata'
Pyramidal English Oak
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There seems to be quite a bit of variability between specimens. Some plants are absolute rubbish while others are a delight. Look for trees that are tightly formed and that retain their leaves into the winter months. Since this tree has a habit of flopping apart with wet winter snows, caution should be excercised in looking for tight formed specimens. If the right plant is found (see picture) then you will have a first rate tree.
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Family |
Fagaceae |
Genus |
Quercus |
Species |
robur |
Cultivar |
'Fastigiata' |
Category |
Woody |
Type |
Tree (deciduous) |
Pronunciation |
USDA Hardiness Zone |
4-9 |
Height |
15 m |
Spread |
3 m |
General Description |
A frequently planted upright fastigiate tree, with light leaf colour and variable form. |
Shape |
Fastigiate or upright. |
Growth |
Medium |
ID Characteristic |
If acorns are present they will be longer than wide; noticeably so. The leaves will be many lobed, with regular rounded serrations. |
Pests |
Aphids and the associated sooty mould can be slightly disfiguring although seldom do they warrant control. More of a problem is inter-veinal chlorosis, caused by lack of iron related to high pH soils. |
Habitat |
Horticultural origin. |
Bark/Stem Description |
Lightly furrowed, indistinct light to dark grey colour. |
Flower/Leaf Bud Description |
Short, squat rounded buds with pronounced scales. |
Leaf Description |
The leaves will be many lobed, with regular rounded serrations. They will often be light green in colour, about 10cm long and 4 cm wide. Occasionally leaves may exhibit symptons of inter-veinal chlorosis. |
Flower Description |
Insignificant. |
Fruit Description |
If acorns are present they will be longer than wide; noticeably so. Light in colour they are almost oblong in shape. Not all planted selections produce fruit. |
Colour Description |
Autumn colour is insignificant, often a spotty sickly yellow colour. With those that retain leaves in the winter the landscape is enhanced by the dark beige colour of the leaves against a backdrop of snow. |
Texture Description |
If proper selection is undertaken then you would have a tight formed, broadly fastigiate tree of medium texture. |
Notable Specimens |
The University of Western Ontario, London, Ontario has one of the best plants I have seen, while Fanshawe College has some of the worst. The Niagara Parks Botanical Gardens also has some exceptional specimens. |
Propagation |
Usually grafted onto Quercus robur rootstock. |