Oak Summit Nursery
Manitoba Butternut
Manitoba Butternut
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These Butternut trees were grown from locally collected Manitoba seed. Also called White Walnut, Juglans cinerea is a slow growing tree native to eastern North America with an open spreading crown.
The sweet oily nuts have deeply ridged shells inside sticky green husks that ripen and fall from September into October. The tree has compound leaves with serrated leaflets and light grey bark.
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Growing details
- Hardiness
- Zone 3
- Mature size
- 40 to 60 ft tallSlow growing, with an open, spreading crown
- Nuts
- Sweet, oily nuts in deeply ridged shellsInside sticky green husks
- Harvest
- Nuts ripen and fall from September into October
- Source
- Grown from seed collected in Manitoba
- Site and soil
- Full sun in loam that drains well
More about this plant
Also called white walnut
Butternut, Juglans cinerea, is native to eastern North America. It has compound leaves with serrated leaflets and light grey bark.
Cold hardinessZone 3 · Canadian maps for this plant
Zone 3 and warmer
The map shows minimum winter hardiness. Soil, moisture and summer warmth also affect how a plant grows.
About these maps
Climate: Natural Resources Canada, 1991–2020. Provincial distribution: VASCAN via retained botanical research. Province outlines: Natural Earth, public domain.
Open Government Licence – Canada