Growing Water Parsley in Zone 7a

Zone 7a has mild winters and a long growing season — good conditions for Water Parsley. Last frost: Apr 15. First frost: Oct 22.

Planting Calendar

Indoor

Outdoor

Harvest

Feb 18Oct 22

Season: Apr 15 – Oct 22 (190 days)

Zone7a

Last FrostApr 15

First FrostOct 22

Season Length190 days

Days to Harvest75

Sunfull-to-part

Frost ToleranceLight

Spacing4/sqft (6" apart)

When to Plant Water Parsley in Zone 7a

Start Seeds Indoors: Feb 18

Start Water Parsley seeds indoors around Feb 18 (8 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 14–28 days.

Transplant Outdoors: Apr 1

Transplant Water Parsley seedlings outdoors after Apr 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: May 21

First harvest approximately May 21 (~50 days from transplant). Continue harvesting until first frost (Oct 22).

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 7a?

Start Water Parsley seeds indoors around Feb 18. Transplant outdoors after Apr 1. Expect first harvest around May 21.

What is the last frost date for Zone 7a?

The average last spring frost date for Zone 7a is Apr 15. The first fall frost averages Oct 22, giving a 190-day growing season.

Can I grow Water Parsley in Zone 7a?

Yes. Water Parsley needs 75 days to harvest. Zone 7a has a 190-day growing season, which is sufficient.

What is the best month to plant Water Parsley in Zone 7a?

The best time to start Water Parsley in Zone 7a is Feb. Begin seeds indoors around Feb 18, then transplant outdoors after the last frost date of Apr 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 7a, expect your first harvest around May 21.

Plan Your Water Parsley Garden

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

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