📍 Duncans Mills, CA · Zone 9b · Last frost Tuesday, February 10, 2026
✏️ ChangeWhen to Plant Verbena in Duncans Mills, California (95430)
Location
Duncans Mills, California
ZIP Code
95430
USDA Zone
9b
Last Frost
Tuesday, February 10, 2026
📅 Your 2026 Planting Dates
Start Seeds Indoors
Tuesday, December 16, 2025
Transplant Outdoors
Tuesday, February 24, 2026
Based on last frost Tuesday, February 10, 2026 · Zone 9b
Pro tip: Start Verbena seeds indoors 8 weeks before your last frost date, then transplant outdoors around Tuesday, February 24, 2026.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun (6-8 hours)
💧
Water
Moderate (1 inch/week)
↔️
Spacing
12" apart
🌱
Planting Depth
0.125" deep
Seeds typically germinate in 14-21 days
Ready to Plant Verbena in Duncans Mills?
Get your seeds now so they're ready by Tuesday, December 16, 2025.
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🤝 Good Companions
Full Companion Planting Guide for Verbena
See which plants help Verbena thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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🌾 Seed Saving Guide
🟡 ModerateWhen to Harvest Seed
Allow flower clusters to dry on the plant. Collect dry seed clusters.
Processing
Break apart dry clusters to release seeds, dry 1 week in open envelope.
Seed Viability
Up to 2 years when stored cool, dark, and dry.
Pro Tip
Most garden verbenas are F1 hybrids. Verbena bonariensis is a good open-pollinated alternative that grows true from seed.
Raised Bed Planting Guides
A 4×8 bed fits 32 plants of Verbena. See plant counts, spacing grids, and companion pairings for every bed size →
Frequently Asked Questions
When should I plant Verbena in Duncans Mills, California? +
In Duncans Mills (Zone 9b), start Verbena seeds indoors around Tuesday, December 16, 2025 and transplant outdoors around Tuesday, February 24, 2026.
What is the last frost date for Duncans Mills, California? +
The average last spring frost date for Duncans Mills, California (ZIP 95430) is around Tuesday, February 10, 2026. This is based on NOAA climate normals for USDA Zone 9b.
How long does Verbena take to grow? +
Verbena typically matures in about 85 days from transplanting. In Duncans Mills, that means you can expect harvest around Tuesday, February 24, 2026 plus 85 days.
Should I start Verbena indoors or direct sow in California? +
Verbena should be started indoors 8 weeks before your last frost date. In Duncans Mills, that means starting around Tuesday, December 16, 2025.
Other Plants for Duncans Mills
Growing Verbena in Zone 9b
Verbena (Verbena hybrida) is a popular garden vegetable. In Duncans Mills, California, which is in USDA Hardiness Zone 9b, you should start seeds indoors around Tuesday, December 16, 2025.
Your average last frost date is Tuesday, February 10, 2026. Plan to transplant your Verbena seedlings outdoors around Tuesday, February 24, 2026, about 2 weeks after your last frost date.