nut variety
Sparks 127
Black Walnut · Juglans nigra
USDA hardiness range
- Zones
- 5a–7a
- Chill hours
- 700 to 1500 below 45°F
- Days to harvest
- 150 to 200
- Sun
- Full
- Water
- Moderate
- Lifespan
- 130 to 250 years
At a glance
Bold, classic black-walnut flavor, medium kernels; baking. Compact tree (40-50 ft mature) suitable for smaller landscapes where standard black walnut would dominate.
Growing Sparks 127
Detailed guidance for this section is being prepared. Check back soon.
Flavor, texture, and use
Detailed guidance for this section is being prepared. Check back soon.
Growing notes
Detailed guidance for this section is being prepared. Check back soon.
Sparks 127 by zone
Zone-specific suitability, frost timing, and adjacent-zone notes.
Other black walnut varieties
3 sibling cultivars profiled on ZonePlant.
- Emma K
Bold, intensely flavored, very large kernels; baking and shelling. High kernel-to-shell ratio for a black waln…
- 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
- What zones does the Sparks 127 black walnut grow in?
Sparks 127 grows in USDA zones 5a through 7a.
- How does Sparks 127 compare to other black walnut varieties?
Sparks 127 is one of 4 black walnut varieties profiled on ZonePlant. See the full black walnut variety table for side-by-side comparison.
+−
+−
Image: "Juglans nigra nuts", by Gmihail at Serbian Wikipedia, via Wikimedia Commons, licensed under CC-BY Source.
Related