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When to Plant Chervil in Dixon, Illinois (61021)

Location

Dixon, Illinois

ZIP Code

61021

USDA Zone

5b

Last Frost

Saturday, April 25, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Saturday, March 28, 2026

Based on last frost Saturday, April 25, 2026 · Zone 5b

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 Dixon?

Get your seeds now so they're ready by Saturday, March 28, 2026.

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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 Dixon, Illinois? +

In Dixon (Zone 5b), direct sow Chervil outdoors around Saturday, March 28, 2026.

What is the last frost date for Dixon, Illinois? +

The average last spring frost date for Dixon, Illinois (ZIP 61021) is around Saturday, April 25, 2026. This is based on NOAA climate normals for USDA Zone 5b.

How long does Chervil take to grow? +

Chervil typically matures in about 50 days from direct sowing. In Dixon, that means you can expect harvest around Saturday, March 28, 2026 plus 50 days.

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

Chervil does best when direct sown outdoors. In Dixon, sow directly around Saturday, March 28, 2026.

Other Plants for Dixon

Growing Chervil in Zone 5b

Chervil (Anthriscus cerefolium) is a popular garden vegetable. In Dixon, Illinois, which is in USDA Hardiness Zone 5b, you should direct sow seeds around Saturday, March 28, 2026.

Your average last frost date is Saturday, April 25, 2026. Chervil grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.