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When to Plant Malabar Spinach in USDA Zone 11b

Malabar spinach is a tropical vine with thick, succulent leaves that taste similar to spinach. Unlike true spinach, it thrives in heat and humidity.

In Zone 11b, 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 11b Year-round
364 days
Last Spring Frost January 1
364 growing days
First Fall Frost December 31

Malabar Spinach Planting Timeline — Zone 11b

Where Is USDA Zone 11b?

The map below highlights the states that contain Zone 11b. Click any state to see the Malabar Spinach planting schedule for that location.

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

Malabar Spinach Planting Calendar — Zone 11b

Activity When Date Range
Start Indoors November 20 Nov 20 – Dec 4
Transplant Outdoors January 8 Jan 8 – Jan 22
Direct Sow January 1 Jan 1 – Jan 22
Harvest March 5 Mar 5 – Apr 2

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

Month-by-Month Timeline

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

Free Zone 11b Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 11b with start dates, transplant windows, and harvest times.

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Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

High — keep soil consistently moist

Days to Maturity

55–70 days

Soil pH

6 – 7.5

Zone Temperature Range

45°F to 50°F average annual minimum

Growing Season

364 days (Zone 11b average)

Planting Specifications

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

Growing Tips for Zone 11b

Direct sow after last frost or start indoors. Provide a trellis for the vigorous vines. Harvest young leaves regularly; older leaves become mucilaginous when cooked.

Companion Planting

Good Companions

Level Up Your Garden

Saving Malabar Spinach Seeds

Recommended for Your Garden

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Garden Shade Cloth $15-35

Reduce heat stress and sun scorch in hot climates with UV-stabilized shade cloth.

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Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

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Soil Test Kit $12-25

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

Related Plants

Frequently Asked Questions

When should I plant Malabar Spinach in Zone 11b?

In Zone 11b, plan your Malabar Spinach planting around the average last frost date of January 1. Start seeds indoors around November 20. Direct sow outdoors around January 1. Transplant seedlings around January 8.

Can Malabar Spinach grow in Zone 11b?

Yes, Malabar Spinach can grow well in Zone 11b, hardy in USDA zones 7a through 11b. Zone 11b has a growing season of approximately 364 days, which is sufficient for Malabar Spinach (55-70 days to maturity).

When can I harvest Malabar Spinach in Zone 11b?

In Zone 11b, expect to harvest Malabar Spinach from March 5 – April 2. Malabar Spinach takes 55-70 days from planting to harvest.

What is the last frost date for Zone 11b?

The average last spring frost in Zone 11b 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 Malabar Spinach?

Good companion plants for Malabar Spinach include Tomatoes, Peppers, Corn. These companions can help with pest control, pollination, and nutrient sharing.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner — organize your planting dates for Zone 11b, track your crops, and plan your garden season from seed to harvest.

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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.