Although Canada is the largest producer of greenhouse tomatoes in North America , the nation ’s inadequate raise season limits tomato selection for in - ground gardens . Luckily , Canadian growers developed their own cultivars , fast - grow love apple adapted to the short season and coolheaded bound conditions . Although many nurseries no longer get most Canadian - developed tomatoes , some diverseness are still available through seed catalogs and nurseries .

Sub-Arctic

The Sub - Arctic series of tomatoes include Sub - Arctic Early , Sub - Arctic Maxi and Sub - Arctic Cherry . Dr. Harris and his squad at the Beaverlodge Research Station in Alberta developed the series in the 1970 ’s specifically for Alberta ’s unretentive time of year . These love apple bring out small yield , clustered around the industrial plant ’s plaza . Sub - Arctic Early is , as the name suggests , the earliest to ripen and mutation small , 1- to 1 - 1/2 inch fruit in clump . Sub - Arctic Maxi get tomatoes doubly as great as Sub - Arctic betimes on dense , stocky plants while preserving the very early harvest , mature at an staggering 48 days .

Moira

A firm , 2 to 3 - inch plum tomato , Moira is a good pick for canning or juicing . This tomato plant ripens from the inner out , ascertain flushed , meaty tomatoes in a brusque growing season . Moria is a determinate tomato , and the fruit tend to mature all at once over the compact plant . Jack Metcalf of the Smitfield Experimental Farm grow Moira in 1972 .

Scotia

Scotia tomatoes take their name from their place of origin . The cool springtime temperature of Nova Scotia delay many Lycopersicon esculentum cultivars from setting fruit , but Scotia tomatoes jell well despite the chilly atmospheric condition . The red tomatoes are solid and grow to 2 and 1/2 inches , a practiced size for an early to mid - time of year tomato . Scotia tomatoes , even when ripe , often retain green berm .

Cabot

A descendent of Scotia , the determinate Cabot tomato ripen a fraction earlier but hold back the firm , 2 and 1/2 in fruit of its parent . The Kentville Research Station modernize this multifariousness in the 1950 ’s for Canadian provinces with a nautical climate . The round yield are flavorful and are a bright , attractive red .

Starfire

Starfire is a intermediate - to - large beefsteak love apple from Manitoba . This cultivar is adapted for the unforesightful grow time of year and the tight - drain soils of Canada ’s plain , and produces orotund , meaty , crimson crimson tomatoes . Starfire is a definitive plant and has good leaf cover , protecting yield from sunscald in sunnier gardens .

References

…