When to Plant Marigold in American Fork, Utah (84003)
Location
American Fork, Utah
ZIP Code
84003
USDA Zone
6a
Last Frost
Monday, April 20, 2026
๐ Planting Calendar
Pro Tip: Start Marigold seeds indoors 6 weeks before your last frost date, then transplant outdoors around Monday, May 4, 2026.
๐ฟ Plant Details
โ๏ธ Growing Requirements
โ๏ธ
Sun
Full Sun (6-8 hours)
๐ง
Water
Moderate (1 inch/week)
โ๏ธ
Spacing
12" apart
๐ฑ
Planting Depth
0.25" deep
Seeds typically germinate in 5-10 days
Ready to Plant Marigold in American Fork?
Get your seeds now so they're ready by Monday, March 9, 2026.
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๐ค Good Companions
Other Plants for American Fork
Growing Marigold in Zone 6a
Marigold (Tagetes patula) is a popular garden vegetable. In American Fork, Utah, which is in USDA Hardiness Zone 6a, you should start seeds indoors around Monday, March 9, 2026.
Your average last frost date is Monday, April 20, 2026. Plan to transplant your Marigold seedlings outdoors around Monday, May 4, 2026, about 2 weeks after your last frost date.