ZonePlant
Jefferson hazelnut

nut variety in zone 6a

Jefferson hazelnut in zone 6a

Jefferson · Corylus species and hybrids

Zone
6a -10°F to -5°F
Growing season
180 days
Chill needed
800 to 1500 below 45°F
Days to harvest
100 to 130

The verdict

Detailed guidance for this section is being prepared. Check back soon.

About Jefferson

Sweet, rich, buttery; fresh, baking, confections, butter. Large round nuts. The Oregon State release that resists Eastern Filbert Blight, the standard for new commercial plantings. Pair with Eta or Theta as pollinizer.

Critical timing for zone 6a

Detailed guidance for this section is being prepared. Check back soon.

Common challenges in zone 6a

  • ▸ Brown rot in stone fruit
  • ▸ Japanese beetles
  • ▸ Spring frost damage to peach buds

Disease resistance

Documented resistance for Jefferson; useful for low-spray management in zone 6a.

  • eastern-filbert-blight

Modified care for zone 6a

Detailed guidance for this section is being prepared. Check back soon.

Jefferson in adjacent zones

Other hazelnut varieties for zone 6a

Frequently asked questions

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Will Jefferson hazelnut grow in zone 6a?

Yes. Jefferson is recommended for USDA zones 5a through 8a, which includes zone 6a.

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Are there enough chill hours in zone 6a?

Hazelnut needs 800 to 1500 chill hours. Zone 6a typically meets this range; check local microclimate against historical chill totals to confirm.

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Does Jefferson resist regional diseases in zone 6a?

Jefferson carries documented resistance to eastern-filbert-blight, which can simplify low-spray management in zone 6a.

Image: "Hazelnuts", by Fir0002 at English Wikipedia, via Wikimedia Commons, licensed under CC-BY Source.

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