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When to Plant Dill in USDA Zone 10a

Zone 10a Zone 10a April

Top priorities for Zone 10a gardeners in April

Your garden in Zone 10a is working on a schedule, even when you're not. Here's where you should be this April.

Avg. last frost February 3
Avg. first frost December 11
  1. Harvest dill as they ripen

    Taste as you pick. The first ripe produce is the best feedback loop you'll get all season.

May will be here before you know it — start on
  • First harvests: dill
Want it on paper? Download your Zone 10a planting guide →
Dill

Dill is a feathery annual herb with aromatic leaves and seeds. Its fine foliage and umbrella-shaped flower heads attract beneficial insects to the garden.

In Zone 10a, the average last spring frost is around January 1 and the first fall frost is around December 31, giving you a growing season of approximately 364 days.

Zone 10a Year-round
364 days
Last Spring Frost January 1
364 growing days
First Fall Frost December 31

Dill Planting Timeline — Zone 10a

Where Is USDA Zone 10a?

The map below highlights the states that contain Zone 10a. Click any state to see the Dill planting schedule for that location.

Prints a clean, ink-friendly version without maps or navigation.

Dill Planting Calendar — Zone 10a

Activity When Date Range
Start Indoors December 4 Dec 4 – Dec 18
Transplant Outdoors December 25 Dec 25 – Jan 8
Direct Sow December 11 Dec 11 – Jan 1
Harvest February 5 Feb 5 – Apr 9
Fall Sowing November 5 Nov 5 – Nov 19

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January Transplant Outdoors Direct Sow
February Harvest
March Harvest
April Harvest
May
June
July
August
September
October
November Fall Sowing
December Start Indoors Transplant Outdoors Direct Sow

Free Zone 10a Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 10a with start dates, transplant windows, and harvest times.

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Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

Days to Maturity

40–60 days

Soil pH

5.5 – 7

Zone Temperature Range

°F to °F average annual minimum

Growing Season

364 days (Zone average)

Planting Specifications

Planting Depth0.5 inches
Plant Spacing8 inches apart
Row Spacing12 inches between rows

Succession Planting Dill in Zone

11
successive plantings in Zone 's ~364-day season

Sow every 4.6 weeks for continuous harvest throughout the season.

Growing Tips for Dill in Zone

Zone has a short growing season (~364 days). Start Dill indoors early and use season-extension techniques like row covers and cold frames.

Direct sow in spring as dill has a taproot and dislikes transplanting. Succession sow for continuous leaf harvest. Allow some plants to flower for seeds and to attract beneficial insects.

Companion Planting

Good Companions

Avoid Planting Near

  • Carrots
  • Tomatoes
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Saving Dill Seeds

Recommended for Your Garden

🪴
Fabric Grow Bags $10-25

Breathable fabric pots that promote healthy root growth and prevent overwatering.

🏺
Self-Watering Planters $15-40

Built-in reservoir keeps herbs and greens consistently watered with less effort.

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Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

Related Plants

Frequently Asked Questions

When should I plant Dill in Zone 10a?

In Zone 10a, plan your Dill planting around the average last frost date of January 1. Start seeds indoors around December 4. Direct sow outdoors around December 11. Transplant seedlings around December 25.

Can Dill grow in Zone 10a?

Yes, Dill can grow well in Zone 10a, hardy in USDA zones 2a through 11b. Zone 10a has a growing season of approximately 364 days, which is sufficient for Dill (40-60 days to maturity).

When can I harvest Dill in Zone 10a?

In Zone 10a, expect to harvest Dill from February 5 – April 9. Dill takes 40-60 days from planting to harvest.

What is the last frost date for Zone 10a?

The average last spring frost in Zone 10a is around January 1, and the first fall frost is around December 31. This gives a growing season of approximately 364 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Dill?

Good companion plants for Dill include Cabbage, Cucumber, Lettuce, Onion. These companions can help with pest control, pollination, and nutrient sharing.

🌱

Your Free Printable Garden Planner

A 24-page printable planner tailored to your zone. Planting dates, monthly task lists, harvest log, seed inventory, and succession charts — everything you need to plan a full season.

Instant PDF download. No spam, unsubscribe any time.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Planting dates are estimates based on average frost dates — local conditions may vary. Last updated: April 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.