Hardiness: Zone 3.
Size: Tree that can get as large at 80ft.
Planting: Full sun, fertile soils.
Fruit: Hardy corrugated nuts in in a sticky green husk.
Pollination: Self pollinating.
Use: Edible nuts, great for baked goods. Extremely difficult remove husk.
Current Size: Bare rooted- 1-2ft seedling
These are an endanger species in Ontario, due to a fungal disease butternut canker.
An extremely large tree, creates a toxin juglone in the soil that prevents many other plants for growing near it.
This was brought in by special request and very few are available, although rated zone 3, not always considered hardy, They will not carry the standard guarantee.