Opened on March 04, 2021. Last updated by The POOG on March 08, 2021.
The different species of nut trees have varying hardiness zone requirements. They are listed by lowest zone recommended, in the list below:
- Zone 5. Hazelnut (filbert)
- Zone 6. Heartnut Walnut
See Figure 1 below for an Ontario zone map.
There are many more than those listed here. These listed, tend to be of commercial-scale potential. The Society of Ontario Nut Growers (SONG) have information on every nut that can be grown in Ontario including such items as pine nuts.
The Specialty Crops factsheet contains the limited information on culture of these trees. SONG has a factsheet also.
The Specialty Crops factsheet contains the limited information on culture of these trees.
- A Nut Growers’ Manual. SONG.
- Crop Protection Guide for Tree Nuts, 2020–2021. Publication 360E (PDF). OMAFRA.
- Heartnut. SONG.
- Specialty Crops – Hazelnuts. OMAFRA. Last Modified: October 17, 2012.
- Walnut Toxicity. OMAFRA. Last Modified: February 12, 2021.
- Specialty Crops – Heartnut Walnuts. OMAFRA. Last Modified: October 17, 2012.