nut variety in zone 6b
Emma K black walnut in zone 6b
Emma K · Juglans nigra
- Zone
- 6b -5°F to 0°F
- Growing season
- 190 days
- Chill needed
- 700 to 1500 below 45°F
- Days to harvest
- 150 to 200
The verdict
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About Emma K
Bold, intensely flavored, very large kernels; baking and shelling. High kernel-to-shell ratio for a black walnut, productive Missouri selection.
Critical timing for zone 6b
Detailed guidance for this section is being prepared. Check back soon.
Common challenges in zone 6b
- ▸ Cedar-apple rust
- ▸ Fire blight
- ▸ Stink bugs
Modified care for zone 6b
Detailed guidance for this section is being prepared. Check back soon.
Emma K in adjacent zones
Other black walnut varieties for zone 6b
- Sparks 127
Bold, classic black-walnut flavor, medium kernels; baking. Compact tree (40-50 ft mature) suitable for smaller…
- Sparrow
Bold, rich black-walnut flavor; baking and confections. Early-ripening selection that finishes before first fr…
- Thomas
Bold, intense, distinctively earthy black-walnut flavor; baking (cookies, cakes, ice cream), fudge. The herita…
Frequently asked questions
- Will Emma K black walnut grow in zone 6b?
Yes. Emma K is recommended for USDA zones 5a through 7b, which includes zone 6b.
- Are there enough chill hours in zone 6b?
Black Walnut needs 700 to 1500 chill hours. Zone 6b typically meets this range; check local microclimate against historical chill totals to confirm.
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Image: "Juglans nigra nuts", by Gmihail at Serbian Wikipedia, via Wikimedia Commons, licensed under CC-BY Source.
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