When to Plant Serviceberry in Rockwood, Maine (04478)
Location
Rockwood, Maine
ZIP Code
04478
USDA Zone
4b
Last Frost
Tuesday, May 5, 2026
๐ Planting Calendar
Pro Tip: Sow Serviceberry directly outdoors 2 weeks before your last frost date.
๐ฟ Plant Details
โ๏ธ Growing Requirements
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Sun
Full Sun to Partial Shade
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Water
Moderate (1 inch/week)
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Spacing
120" apart
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Planting Depth
4" deep
Seeds typically germinate in 60-120 days
Ready to Plant Serviceberry in Rockwood?
Get your seeds now so they're ready by Tuesday, April 21, 2026.
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๐ค Good Companions
Other Plants for Rockwood
Growing Serviceberry in Zone 4b
Serviceberry (Amelanchier canadensis) is a popular garden vegetable. In Rockwood, Maine, which is in USDA Hardiness Zone 4b, you should direct sow seeds around Tuesday, April 21, 2026.
Your average last frost date is Tuesday, May 5, 2026. Serviceberry grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.