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When to Plant Catnip in USDA Zone 5a

Zone 5a Zone 5a April

April in the garden — Zone 5a

Here's what deserves your attention in Zone 5a this month. Everything below is tailored to Zone 5a and timed around your local frost dates.

Avg. last frost May 1
Avg. first frost October 9
Coming up in May — start thinking about
  • Transplants going out: catnip
Get the full Zone 5a Garden Planner — free →

Catnip is a hardy perennial herb in the mint family known for its effect on cats. It also makes a calming tea and is a useful companion plant that repels some pests.

In Zone 5a, the average last spring frost is around April 25 and the first fall frost is around October 8, giving you a growing season of approximately 166 days.

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Zone 5a Moderate season
166 days
Last Spring Frost April 25
166 growing days
First Fall Frost October 8

Catnip Planting Timeline — Zone 5a

Where Is USDA Zone 5a?

The map below highlights the states that contain Zone 5a. Click any state to see the Catnip planting schedule for that location.

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

Catnip Planting Calendar — Zone 5a

Activity When Date Range
Transplant Outdoors May 2 May 2 – May 16
Harvest July 4 Jul 4 – Sep 5

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

Month-by-Month Timeline

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

Free Zone 5a Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 5a with start dates, transplant windows, and harvest times.

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Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

Days to Maturity

60–80 days

Soil pH

6 – 7.5

Zone Temperature Range

°F to °F average annual minimum

Growing Season

166 days (Zone average)

Planting Specifications

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

Succession Planting Catnip in Zone

3
successive plantings in Zone 's ~166-day season

Sow every 6.9 weeks for continuous harvest throughout the season.

Growing Tips for Catnip in Zone

Zone has a short growing season (~166 days). Start Catnip indoors early and use season-extension techniques like row covers and cold frames.

Direct sow or start indoors. Catnip is very easy to grow and can become invasive. Harvest leaves before flowering for tea. Protect young plants from cats.

Companion Planting

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Saving Catnip Seeds

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Fabric Grow Bags $10-25

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

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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 Catnip in Zone 5a?

In Zone 5a, plan your Catnip planting around the average last frost date of April 25. Transplant seedlings around May 2.

Can Catnip grow in Zone 5a?

Yes, Catnip can grow well in Zone 5a, hardy in USDA zones 3a through 9b. Zone 5a has a growing season of approximately 166 days, which is sufficient for Catnip (60-80 days to maturity).

When can I harvest Catnip in Zone 5a?

In Zone 5a, expect to harvest Catnip from July 4 – September 5. Catnip takes 60-80 days from planting to harvest.

What is the last frost date for Zone 5a?

The average last spring frost in Zone 5a is around April 25, and the first fall frost is around October 8. This gives a growing season of approximately 166 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Catnip?

Good companion plants for Catnip include Squash Summer, Pumpkin, Beets. 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.