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When to Plant Chervil in San Diego, California (92113)

Location

San Diego, California

ZIP Code

92113

USDA Zone

10b

Last Frost

Thursday, January 15, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Thursday, December 18, 2025

Based on last frost Thursday, January 15, 2026 · Zone 10b

Pro tip: Sow Chervil directly outdoors 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Anthriscus cerefolium
Days to Maturity 50 days
Mature Height 12-24"
Spread 9"

☀️ Growing Requirements

☀️

Sun

Partial Shade (3-4 hours)

💧

Water

Moderate (1 inch/week)

↔️

Spacing

9" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 7-14 days

Ready to Plant Chervil in San Diego?

Get your seeds now so they're ready by Thursday, December 18, 2025.

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🤝 Good Companions

RadishLettuceBroccoli
🤝

Full Companion Planting Guide for Chervil

See which plants help Chervil thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

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🌾 Seed Saving Guide

🟢 Easy
✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Harvest seed heads when dry and light tan — they shatter quickly.

Processing

Cut into a bag, dry briefly, shake to release needle-like seeds.

Seed Viability

Up to 2 years when stored cool, dark, and dry.

Pro Tip

Chervil is best sown fresh — seed viability drops significantly after 1 year.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 56 plants of Chervil. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Chervil in San Diego, California? +

In San Diego (Zone 10b), direct sow Chervil outdoors around Thursday, December 18, 2025.

What is the last frost date for San Diego, California? +

The average last spring frost date for San Diego, California (ZIP 92113) is around Thursday, January 15, 2026. This is based on NOAA climate normals for USDA Zone 10b.

How long does Chervil take to grow? +

Chervil typically matures in about 50 days from direct sowing. In San Diego, that means you can expect harvest around Thursday, December 18, 2025 plus 50 days.

Should I start Chervil indoors or direct sow in California? +

Chervil does best when direct sown outdoors. In San Diego, sow directly around Thursday, December 18, 2025.

Other Plants for San Diego

Growing Chervil in Zone 10b

Chervil (Anthriscus cerefolium) is a popular garden vegetable. In San Diego, California, which is in USDA Hardiness Zone 10b, you should direct sow seeds around Thursday, December 18, 2025.

Your average last frost date is Thursday, January 15, 2026. Chervil grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.