Zone 6 · Crocus
Planting Crocus in Zone 6
Crocus vernus
✅ Crocus thrives in zone 6 (hardy 3–8)
Can I plant today?
✅ Safe to plant Crocus outside
Last frost has passed. Plant corms in fall 3 inches deep. First color of the year — plant in drifts of 50+.
Evaluated for April 27, 2026 ·
Zone's last frost
around April 15
Zone's first frost
around October 15
Bloom window
February – March
Peak bloom
March
Sun required
full sun, part sun
Mature height
6"
Spacing
3" apart
Type
bulb
How to plant Crocus in zone 6
Plant corms in fall 3 inches deep. First color of the year — plant in drifts of 50+.
Pair with these for continuous bloom
Crocus peaks in March. These companions keep your bed in color before and after.
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