When to Plant Verbena in Simi Valley, California (93063)

Location

Simi Valley, California

ZIP Code

93063

USDA Zone

10a

Last Frost

Sunday, January 25, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Sunday, November 30, 2025

Transplant Outdoors

Sunday, February 8, 2026

Based on last frost Sunday, January 25, 2026 · Zone 10a

Pro tip: Start Verbena seeds indoors 8 weeks before your last frost date, then transplant outdoors around Sunday, February 8, 2026.

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🌿 Plant Details

Scientific Name Verbena hybrida

Days to Maturity 85 days

Mature Height 6-18"

Spread 18"

☀️ 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 Simi Valley?

Get your seeds now so they're ready by Sunday, November 30, 2025.

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🤝 Good Companions

MarigoldPetuniaSalvia

🤝

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

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🌍 Flower Garden Soil ✂️ Pruning Shears 🚿 Watering Can

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🌾 Seed Saving Guide

🟡 Moderate

⚠️ Many varieties are F1 hybrid — look for OP/heirloom types

When 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 Simi Valley, California? +

In Simi Valley (Zone 10a), start Verbena seeds indoors around Sunday, November 30, 2025 and transplant outdoors around Sunday, February 8, 2026.

What is the last frost date for Simi Valley, California? +

The average last spring frost date for Simi Valley, California (ZIP 93063) is around Sunday, January 25, 2026. This is based on NOAA climate normals for USDA Zone 10a.

How long does Verbena take to grow? +

Verbena typically matures in about 85 days from transplanting. In Simi Valley, that means you can expect harvest around Sunday, February 8, 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 Simi Valley, that means starting around Sunday, November 30, 2025.

📚 More Verbena Planting Guides

🗺️

Verbena in California

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 10a Verbena Guide

All cities in your zone · Avg dates

→

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Growing Verbena in Zone 10a

Verbena (Verbena hybrida) is a popular garden vegetable. In Simi Valley, California, which is in USDA Hardiness Zone 10a, you should start seeds indoors around Sunday, November 30, 2025.

Your average last frost date is Sunday, January 25, 2026. Plan to transplant your Verbena seedlings outdoors around Sunday, February 8, 2026, about 2 weeks after your last frost date.