Blog

When to Plant Lemon Verbena in USDA Zone 9a

Zone 9a Zone 9a May

Your May game plan for Zone 9a

Here's what deserves your attention in Zone 9a this month. Everything below is tailored to Zone 9a and timed around your local frost dates.

Avg. last frost March 4
Avg. first frost November 24
  1. Pick lemon verbena

    The more you pick, the more the plant produces. Letting fruit overripen tells the plant it's time to stop.

June prep starts now
  • First harvests: lemon verbena
Get the full Zone 9a Garden Planner — free →

Lemon verbena is a deciduous shrub with intensely lemon-scented leaves that retain their aroma when dried. It makes an exceptional tea and adds citrus flavor to dishes.

In Zone 9a, the average last spring frost is around February 10 and the first fall frost is around December 10, giving you a growing season of approximately 303 days.

Zone 9a Year-round
303 days
Last Spring Frost February 10
303 growing days
First Fall Frost December 10

Lemon Verbena Planting Timeline — Zone 9a

Where Is USDA Zone 9a?

The map below highlights the states that contain Zone 9a. Click any state to see the Lemon Verbena planting schedule for that location.

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

Lemon Verbena Planting Calendar — Zone 9a

Activity When Date Range
Start Indoors December 30 Dec 30 – Jan 13
Transplant Outdoors February 17 Feb 17 – Mar 3
Direct Sow February 17 Feb 17 – Mar 10
Harvest April 21 Apr 21 – Jun 30

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

Month-by-Month Timeline

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

Free Zone 9a Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 9a with start dates, transplant windows, and harvest times.

Instant PDF download. No spam, unsubscribe any time.

Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

Days to Maturity

60–90 days

Soil pH

6 – 7

Zone Temperature Range

°F to °F average annual minimum

Growing Season

303 days (Zone average)

Planting Specifications

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

Succession Planting Lemon Verbena in Zone

6
successive plantings in Zone 's ~303-day season

Sow every 6.9 weeks for continuous harvest throughout the season.

Growing Tips for Lemon Verbena in Zone

Zone has a short growing season (~303 days). Start Lemon Verbena indoors early and use season-extension techniques like row covers and cold frames.

Grow in a container in cold climates and bring indoors for winter. Prune back hard in spring. Harvest leaves anytime but flavor peaks just before flowering. Dries well for tea.

Companion Planting

Good Companions

Best Seller
The Gardener's Encyclopedia to Companion Planting

The Gardener's Encyclopedia to Companion Planting

$27 $293 value

The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.

  • Proven pairings for 200+ vegetables, herbs, flowers, and fruits
  • Full seed-starting + planting schedule with timing and spacing
  • Bonus: square-foot gardening guide + printable seasonal planners
See what's inside →

Saving Lemon Verbena 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.

🌱
Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

Related Plants

Frequently Asked Questions

When should I plant Lemon Verbena in Zone 9a?

In Zone 9a, plan your Lemon Verbena planting around the average last frost date of February 10. Start seeds indoors around December 30. Direct sow outdoors around February 17. Transplant seedlings around February 17.

Can Lemon Verbena grow in Zone 9a?

Yes, Lemon Verbena can grow well in Zone 9a, hardy in USDA zones 8a through 11b. Zone 9a has a growing season of approximately 303 days, which is sufficient for Lemon Verbena (60-90 days to maturity).

When can I harvest Lemon Verbena in Zone 9a?

In Zone 9a, expect to harvest Lemon Verbena from April 21 – June 30. Lemon Verbena takes 60-90 days from planting to harvest.

What is the last frost date for Zone 9a?

The average last spring frost in Zone 9a is around February 10, and the first fall frost is around December 10. This gives a growing season of approximately 303 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Lemon Verbena?

Good companion plants for Lemon Verbena include Basil, Tomatoes. 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: May 2026.

Sources & credits

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