Corylus > Corylus americana > Corylus americana
Corylus americana
American Hazelnut
Origin: Canada and the United States of America.
| Family |
| Betulaceae |
| Genus |
| Corylus |
| Species |
| americana |
| Type |
| Shrub (deciduous) |
| USDA Hardiness Zone |
| 4 - 9 |
| Canadian Hardiness Zone |
| 2a |
| RHS Hardiness Zone |
| H7 - H3 |
| Temperature (°C) |
| (-32) - (-1) |
| Temperature (°F) |
| (-25) - 30 |
| Height |
| 3-5 m |
| Spread |
| 2-4 m |
Photographs
Cultivars
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Description and Growing Information
Flowering Period
| General Description |
| This species has been placed on the IUCN Red List as least concern. |
| Landscape |
| Open woodland gardens, as a screen or as a shrub rear boarder. |
| Cultivation |
| Medium, well drained soil in full sun to partial shade. Root sucker removal will aid in the plants appearance. |
| Pests |
| Susceptible to leaf spots, blight and crown gall. Pests include scale, leafhoppers and caterpillars. |
| Habitat |
| Dry or moist woodlands, valleys and prairies. |
| Bark/Stem Description |
| Smooth, greyish brown in colour. |
| Leaf Description |
| Dark green, ovate and double toothed. Leaves change to a variety of colour combinations during autumn; orange, rose, purplish red, yellow and green to a dull yellowish green. |
| Flower Description |
| Nuts are enclosed in a hairy husk, green when young browning as they mature. |
| Ethnobotanical Uses (Disclaimer) |
| Nuts are edible, can be eaten raw, roasted or ground into flower. |
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