Use the data table below to help you select the blackberry varieties that are the most well-suited to grow in your garden -and of course, produce the most fruit! This includes information regarding their recommended 'USDA Hardiness Zone', 'Chill Hour' requirements, typical 'Ripening Period', 'Soluble Sugar' content, and 'Flavor'. Choose a combination of Early-Mid-Late (ripening) varieties and extend your blackberry harvest season! The more varieties you have growing in your garden - the better!
Chill Hours = Number of total accumulated hours in a growing season that air temperatures are below 45F (7C) degrees. Chill Hours are critical to a plant's fruit production!
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| Blackberry Variety | USDA Zones» | Chill Hour» | Thorns | Ripens | Soluble Sugar % | Flavor |
|---|---|---|---|---|---|---|
|
5a-8b |
800 |
No |
Late |
10-11% |
Sweet |
|
|
4a-9b |
400-500 |
No |
Early |
9-10% |
Sweet |
|
|
5a-9b |
400-500 |
No |
Early / Mid |
9.5-10% |
Sweet |
|
|
6a-10b |
800-900 |
No |
Mid |
11-12% |
Exceptional |
|
|
6a-10b |
300-400 |
No |
Early / Mid |
10-11% |
Very Sweet |
|
|
5a-9b |
500-800 |
No |
Late |
10%+ |
Distinctly Sweet/Tart |
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