Zone 6 · Moss Rose
Planting Moss Rose in Zone 6
Portulaca grandiflora
✅ Moss Rose thrives in zone 6 (hardy 2–11)
Can I plant today?
✅ Safe to plant Moss Rose outside
Last frost has passed. Direct-sow after last frost in dry, poor soil. Thrives in heat and drought — perfect for hellstrips.
Evaluated for April 27, 2026 ·
Zone's last frost
around April 15
Zone's first frost
around October 15
Bloom window
June – September
Peak bloom
July
Sun required
full sun
Mature height
6"
Spacing
8" apart
Type
annual
How to plant Moss Rose in zone 6
Direct-sow after last frost in dry, poor soil. Thrives in heat and drought — perfect for hellstrips.
Pair with these for continuous bloom
Moss Rose peaks in July. These companions keep your bed in color before and after.
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