Alleghany County, North Carolina

Local growing conditions for Alleghany County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 6 ZIP codes in our data.

Hardiness zones in Alleghany County

Alleghany County spans these USDA plant hardiness zones (by number of ZIP codes):

Zone 7 (6)

Local weather & frost dates

Open any community in Alleghany County for its live forecast, frost dates, and planting calendar:

Baywood 28623 Sparta 28627 Jefferson 28644 Sparta 28663 Sparta 28668 Sparta 28675

More for North Carolina

Agriculture in North Carolina
Frost dates across North Carolina
USDA hardiness zones explained
Planting calendar by ZIP code

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County growing conditions are compiled from our ZIP-code database, USDA hardiness-zone data, and NOAA climate normals. Conditions vary within a county by elevation and local microclimate. Page updated Aug 4, 2026.