When should I plant Water Spinach in Zone 9b?

Direct sow Water Spinach outdoors around Jan 27. Expect first harvest around Feb 26.

What is the last frost date for Zone 9b?

The average last spring frost date for Zone 9b is Mar 10. The first fall frost averages Nov 15, giving a 250-day growing season.

Can I grow Water Spinach in Zone 9b?

Yes. Water Spinach needs 30 days to harvest. Zone 9b has a 250-day growing season, which is sufficient. You can plant up to 15 successions.

Growing Water Spinach in Zone 9b

Zone 9b has warm winters and an extended growing season -- excellent for heat-loving crops like Water Spinach. Darrera gelada: Mar 10. Primera gelada: Nov 15.

Planting Calendar

Outdoor

Harvest

Jan 27Nov 15

Season: Mar 10 – Nov 15 (250 dies) · Succession: plant every 2 weeks (up to 15x)

Zona9b

Darrera geladaMar 10

Primera geladaNov 15

Temporada250 dies

Collita30 dies

SolMitja Ombra

When to Plant Water Spinach in Zone 9b

Sow Seeds Outdoors: Jan 27

Direct sow Water Spinach seeds outdoors around Jan 27. Wait until soil temperature reaches 35F. Space plants at 4/m² (15cm espaiat).

Harvest: Feb 26

First harvest approximately Feb 26 (~30 dies from planting). Continue harvesting until first frost (Nov 15). Water Spinach can overwinter in mild climates for continued harvest.

Fall Planting: Oct 4

For a fall harvest, plant Water Spinach around Oct 4 (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 Garden Water Spinach

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

Start Free Water Spinach Growing Guide