Growing Water Parsley in Zone 11b

Zone 11b has a year-round growing season. Water Parsley can be planted almost any time with proper planning. Last frost: Jan 15. First frost: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Nov 20Dec 31

Season: Jan 15 – Dec 31 (350 days)

Zone11b

Last FrostJan 15

First FrostDec 31

Season Length350 days

Days to Harvest75

Sunfull-to-part

Frost ToleranceLight

Spacing4/sqft (6" apart)

When to Plant Water Parsley in Zone 11b

Start Seeds Indoors: Nov 20

Start Water Parsley seeds indoors around Nov 20 (8 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 14–28 days.

Transplant Outdoors: Jan 1

Transplant Water Parsley seedlings outdoors after Jan 1. Wait until soil temperature reaches 50°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.

Harvest: Feb 20

First harvest approximately Feb 20 (~50 days from transplant). Continue harvesting until first frost (Dec 31).

Companion Planting

✅ Watercress

Water Parsley 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

Frequently Asked Questions

When should I plant Water Parsley in Zone 11b?

Start Water Parsley seeds indoors around Nov 20. Transplant outdoors after Jan 1. Expect first harvest around Feb 20.

What is the last frost date for Zone 11b?

The average last spring frost date for Zone 11b is Jan 15. The first fall frost averages Dec 31, giving a 350-day growing season.

Can I grow Water Parsley in Zone 11b?

Yes. Water Parsley needs 75 days to harvest. Zone 11b has a 350-day growing season, which is sufficient.

What is the best month to plant Water Parsley in Zone 11b?

The best time to start Water Parsley in Zone 11b is Nov. Begin seeds indoors around Nov 20, then transplant outdoors after the last frost date of Jan 15.

What companion plants grow well with Water Parsley?

Good companion plants for Water Parsley include Watercress.

How long does Water Parsley take to harvest?

Water Parsley takes approximately 75 days from planting to harvest. In Zone 11b, expect your first harvest around Feb 20.

Plan Your Water Parsley Garden

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

Start Free Water Parsley Growing Guide