Oak Summit Nursery
Berry Blue Haskap
Berry Blue Haskap
Fall 2026 plant sale
Fall plant ordering opens in September. Shipping begins in October 2026.
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Berry Blue is a Russian haskap selected for cold hardy growth and heavy yields of small dark blue fruit. The berries ripen early and are good fresh or in jam and freezing. Berry Blue is also a reliable pollinator for early and mid season haskaps.
| Bloom Period | Very early to early, with a long bloom |
|---|---|
| Pollination Group | Early Russian |
| Best Partners | Indigo Gem, Indigo Treat, Aurora |
Cold Hardiness Zone: 2
Mature Size: about 5 ft tall
Growing details
- Mature size reference
- Nursery reference: 6–10+ ft tall and wide
- Hardiness reference
- Nursery reference: zones 2–5; the source did not name the zone system
- Ripening
- Early relative to other Russian cultivars; the source gives no calendar date
- Mildew response
- Mildew is a concern: one source shows moderate symptoms and another calls the cultivar susceptible
- Flavour reference
- Tart before full ripeness and less tart when fully ripe; used fresh or processed
- Pollination fit
- Aurora is listed as a pollenizer; Berry Blue was a very poor companion for later-blooming Boreal Beauty
- Growth habit
- Fast-growing, tall plant with many flowers in older USask guidance
More about this plant
Berry Blue is a tall, vigorous, early-ripening Russian cultivar historically used as a pollenizer because it carries many flowers. Its fruit becomes less tart when fully ripe. Bloom timing limits some pairings: Aurora is listed as a pollenizer, while Berry Blue was a poor companion for the later Boreal Beauty.
Fall 2026 plant sale
Plants are sold seasonally after nursery stock is counted. Fall ordering opens in September and shipping begins in October 2026. Add a reminder and we will email when this listing opens.
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Cold hardinessZone 2 · Canadian maps for this plant
Zone 2 and warmer
Province records show native distribution, not every place the species grows. The hardiness map shows minimum winter hardiness; soil, moisture and summer warmth also matter.
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 – Canada
