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When to Plant Spinach in USDA Zone 7b

Zone 7b Zone 7b April

April to-do list for Zone 7b

April rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Zone 7b.

Avg. last frost March 28
Avg. first frost November 6
Get ahead of May
  • Starting indoors: spinach
  • First harvests: spinach
Get the full Zone 7b Garden Planner — free →
Spinach

Spinach is a nutrient-packed cool-season green that grows quickly in spring and fall. It is rich in iron, vitamins, and antioxidants and excellent raw or cooked.

In Zone 7b, the average last spring frost is around March 18 and the first fall frost is around November 8, giving you a growing season of approximately 235 days.

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Zone 7b Long season
235 days
Last Spring Frost March 18
235 growing days
First Fall Frost November 8

Spinach Planting Timeline — Zone 7b

Where Is USDA Zone 7b?

The map below highlights the states that contain Zone 7b. Click any state to see the Spinach planting schedule for that location.

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

Spinach Planting Calendar — Zone 7b

Activity When Date Range
Start Indoors February 11 Feb 11 – Feb 25
Transplant Outdoors March 18 Mar 18 – Apr 1
Direct Sow March 4 Mar 4 – Mar 25
Harvest April 22 Apr 22 – Jun 24
Fall Sowing August 30 Aug 30 – Sep 13

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

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

Free Zone 7b Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 7b with start dates, transplant windows, and harvest times.

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Growing Conditions

Sun

Partial Shade (3-6 hours)

💧 Water

0.7"/week · Moderate — regular watering

Days to Maturity

35–50 days

Soil pH

6.5 – 7.5

Zone Temperature Range

°F to °F average annual minimum

Growing Season

235 days (Zone average)

Planting Specifications

Planting Depth0.5 inches
Plant Spacing6 inches apart
Row Spacing12 inches between rows

Succession Planting Spinach in Zone

8
successive plantings in Zone 's ~235-day season

Sow every 4 weeks for continuous harvest throughout the season.

Growing Tips for Spinach in Zone

Zone has a short growing season (~235 days). Start Spinach indoors early and use season-extension techniques like row covers and cold frames.

Direct sow as soon as soil can be worked in spring. Plant in partial shade for summer crops to delay bolting. Succession plant every 2 weeks for continuous harvest.

Companion Planting

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Saving Spinach Seeds

🌾 Save Your Own Spinach Seeds
Life Cycle Annual
Pollination Wind Pollinated
How to Collect Let plants bolt. Harvest seed stalks when seeds turn tan.
Storage Store airtight; viable 5 years at 35°F, under 45% humidity.

Wind pollinated — isolate 1/2 mile for purity. Easy to let bolt in heat.

Recommended for Your Garden

🌱
Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

🧪
Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

🏷️
Garden Plant Markers $6-12

Keep your garden organized with durable, weather-resistant plant labels.

Related Plants

Frequently Asked Questions

When should I plant Spinach in Zone 7b?

In Zone 7b, plan your Spinach planting around the average last frost date of March 18. Start seeds indoors around February 11. Direct sow outdoors around March 4. Transplant seedlings around March 18.

Can Spinach grow in Zone 7b?

Yes, Spinach can grow well in Zone 7b, hardy in USDA zones 2a through 10b. Zone 7b has a growing season of approximately 235 days, which is sufficient for Spinach (35-50 days to maturity).

When can I harvest Spinach in Zone 7b?

In Zone 7b, expect to harvest Spinach from April 22 – June 24. Spinach takes 35-50 days from planting to harvest.

What is the last frost date for Zone 7b?

The average last spring frost in Zone 7b is around March 18, and the first fall frost is around November 8. This gives a growing season of approximately 235 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Spinach?

Good companion plants for Spinach include Strawberries, Peas, Radish, Lettuce. 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.