Oak Summit Nursery
Calgary Mac Apple Tree
Calgary Mac Apple Tree
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Calgary Mac is a prairie bred McIntosh type from Calgary, Alberta. The medium apples have red over green skin and crisp juicy flesh with the familiar sweet tart flavour of a McIntosh.
The fruit ripens from early to middle October and keeps for several weeks in cold storage. Calgary Mac can be susceptible to apple scab in wet seasons.
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Growing details
- Hardiness
- Zone 3Oak Summit nursery rating
- Site and soil
- Full sun, ideally at least eight hours daily, in soil that drains freely; avoid sites where water stands. A soil pH around 6–7 suits apples.Crop guidance; local conditions can vary
- Fruit
- A McIntosh-type apple with red-over-green skin and crisp, juicy, sweet-tart flesh.From the reviewed product description
Ripening
The fruit ripens from early to middle October and keeps for several weeks in cold storage
Existing English product description; timing varies with season and site
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 – CanadaPollination
For reliable fruit set, grow a genetically different apple or crabapple that flowers at the same time. Bloom overlap at your site is the final compatibility check.