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Woody > Carya > Carya ovata > Carya ovata

Carya ovata


Shagbark Hickory




Origin:  North America (Quebec to Minnesota) and south to Georgia and Texas.
Family
Juglandaceae
Genus
Carya
Species
ovata
Category
Woody
Type
Tree (deciduous)
Pronunciation
USDA Hardiness Zone
4 - 8
Canadian Hardiness Zone
2a - 7a
RHS Hardiness Zone
H5 - H7
Temperature (°C)
-15 - (-20)
Temperature (°F)
5 - (-4)
Height
21 - 27 m
Spread
15 - 21 m
Photographs
Description and Growing Information
Flowering Period
AprilMay
Landscape
Ornamental use.
Cultivation
Full sun and partial-shade. Moist, well-drained, rich, humusy loam soils.
Shape
Large, tall and irregular.
Growth
Slow
Pests
Hickory bark bettle, pecan weevil and twig girdler cam be a problem. Anthracnose and leaf spot are occasional diseases.
Habitat
Climax forests, dry upland wooded slopes, hills, valleys and lowland woods.
Bark/Stem Description
Trunks mature to 60 - 90 cm in diameter. Young trees bark exfoliates as it ages. The exfoliation is more recurved and pronounced.
Flower/Leaf Bud Description
Imbricate, terminal 1-2.5 cm long, broadly ovate, blunt pointed with 2-4 ridges.
Leaf Description
Odd-pinnate, compound leaves, each having 5 finely-toothed, broadly lance-shaped and pointed leaflets. 7 - 17 cm long.
Flower Description
Non-sowy, monoecious flowers appear in April-May. Male flowers are in pendulous catkins that are 7 - 12 cm long while the female flowers are short spikes.
Fruit Description
Female flowers give way to an edible, oval-rounded nut. Enclosed in a hick husk that splits open in four sections when it ripens in autumn.
Colour Description
The leaves are a medium yellowish-green and turn a yellowish-golden brown in autumn. The flowers are greenish-yellow. The bark is grey in colour.
Texture Description
The bark on young trees are smooth.
Notable Specimens
The Vineland Research and Innovation Centre, Vineland, Ontario, Canada. Westonbirt, The National Arboretum, Tetbury, Gloucestershire, England. Parkhill Conservation Area, Parkhill, Ontario, Canada.
Propagation
Nuts, soaked in water at room temperature for 2 - 4 days with water changes 1 - 2 times per day. Stratify in a moist medium at 4°C for 30 - 150 days. Plant in containers, cover with a screen and place outside over winter. Germination in the spring. Produces a pronounced tap root with minimal shoot growth in the first year. Cultivars are budded or grafted on seedling understocks.
Ethnobotanical Uses (Disclaimer)
Nuts were an important food source to Native Americans and early settlers. Are commercially sold today. Hickory wood is used to cure/smoke meats. Also an excellent firewood/fuel. The wood is used to make a variety of products including tool handles, ladders, gun stocks and furniture.
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