Growing Water Parsley in Zone 10a
Zone 10a has a year-round growing season. Water Parsley can be planted almost any time with proper planning. Last frost: Feb 20. First frost: Dec 1.
Planting Calendar
Season: Feb 20 – Dec 1 (284 days)
When to Plant Water Parsley in Zone 10a
Start Seeds Indoors: Dec 26
Start Water Parsley seeds indoors around Dec 26 (8 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 14–28 days.
Transplant Outdoors: Feb 6
Transplant Water Parsley seedlings outdoors after Feb 6. Wait until soil temperature reaches 50°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.
Harvest: Mar 28
First harvest approximately Mar 28 (~50 days from transplant). Continue harvesting until first frost (Dec 1).
Companion Planting
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 13bFrequently Asked Questions
When should I plant Water Parsley in Zone 10a?
Start Water Parsley seeds indoors around Dec 26. Transplant outdoors after Feb 6. Expect first harvest around Mar 28.
What is the last frost date for Zone 10a?
The average last spring frost date for Zone 10a is Feb 20. The first fall frost averages Dec 1, giving a 284-day growing season.
Can I grow Water Parsley in Zone 10a?
Yes. Water Parsley needs 75 days to harvest. Zone 10a has a 284-day growing season, which is sufficient.
What is the best month to plant Water Parsley in Zone 10a?
The best time to start Water Parsley in Zone 10a is Dec. Begin seeds indoors around Dec 26, then transplant outdoors after the last frost date of Feb 20.
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 10a, expect your first harvest around Mar 28.
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