When should I plant Water Spinach in Zone 8a?

Direct sow Water Spinach outdoors around Feb 22. Harvest around Mar 24.

What is the last frost date for Zone 8a?

The average last spring frost date for Zone 8a is Apr 5. The first fall frost averages Oct 28, giving a 206-day growing season.

Can I grow Water Spinach in Zone 8a?

Yes. Water Spinach needs 30 days to harvest. Zone 8a has a 206-day growing season, which is sufficient. You can plant up to 12 successions.

Growing Water Spinach in Zone 8a

Zone 8a has warm winters and an extended growing season — excellent for heat-loving crops like Water Spinach. Last frost: Apr 5. First frost: Oct 28.

Planting Calendar

Outdoor

Harvest

Feb 22Oct 28

Season: Apr 5 – Oct 28 (206 days) · Succession: plant every 2 weeks (up to 12x)

Zone8a

Last FrostApr 5

First FrostOct 28

Season Length206 days

Days to Harvest30

SunPart Sun / Part Shade

Frost ToleranceHeavy

Spacing4/sqft (6" apart)

When to Plant Water Spinach in Zone 8a

Sow Seeds Outdoors: Feb 22

Direct sow Water Spinach seeds outdoors around Feb 22. Soil temperature should be at least 35°F. Space at 4/sqft (6" apart).

Harvest: Mar 24

First harvest approximately Mar 24 (~30 days from planting). Continue harvesting until first frost (Oct 28). Water Spinach can overwinter in mild climates for continued harvest.

Fall Planting: Sep 16

For a fall harvest, plant Water Spinach around Sep 16 (6 weeks before first frost).

Water Spinach in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

Plan Your Water Spinach Garden

Track Water Spinach from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

Start Free Water Spinach Growing Guide