Water Parsley Growing Guide
Apiaceae family
Days to Harvest75 days
Sunlightfull-to-part
Frost ToleranceLight
Spacing4/sqft (6" apart)
Germination14-28 days
HardinessSemi Hardy
Germ. Temp70°F
Start Indoors8 weeks before last frost
Companion Planting
Growth Stages
- Seedling
- Early Vegetative
- Late Vegetative / Harvest Ready
Planting Dates by Zone
| Zone | Start Indoors | Transplant | Direct Sow | Harvest |
|---|---|---|---|---|
| Zone 1a | Mar 30 | May 11 | — | Jun 30 |
| Zone 1b | Mar 30 | May 11 | — | Jun 30 |
| Zone 2a | Mar 20 | May 1 | — | Jun 20 |
| Zone 2b | Mar 30 | May 11 | — | Jun 30 |
| Zone 3a | Mar 27 | May 8 | — | Jun 27 |
| Zone 3b | Mar 20 | May 1 | — | Jun 20 |
| Zone 4a | Mar 10 | Apr 21 | — | Jun 10 |
| Zone 4b | Mar 6 | Apr 17 | — | Jun 6 |
| Zone 5a | Mar 3 | Apr 14 | — | Jun 3 |
| Zone 5b | Mar 3 | Apr 14 | — | Jun 3 |
| Zone 6a | Mar 3 | Apr 14 | — | Jun 3 |
| Zone 6b | Feb 18 | Apr 1 | — | May 21 |
| Zone 7a | Feb 18 | Apr 1 | — | May 21 |
| Zone 7b | Feb 13 | Mar 27 | — | May 16 |
| Zone 8a | Feb 8 | Mar 22 | — | May 11 |
| Zone 8b | Jan 25 | Mar 8 | — | Apr 27 |
| Zone 9a | Jan 23 | Mar 6 | — | Apr 25 |
| Zone 9b | Jan 13 | Feb 24 | — | Apr 15 |
| Zone 10a | Dec 26 | Feb 6 | — | Mar 28 |
| Zone 10b | Dec 3 | Jan 14 | — | Mar 5 |
| Zone 11a | Dec 3 | Jan 14 | — | Mar 5 |
| Zone 11b | Nov 20 | Jan 1 | — | Feb 20 |
| Zone 12a | Nov 6 | Dec 18 | — | Feb 6 |
| Zone 12b | Nov 6 | Dec 18 | — | Feb 6 |
| Zone 13a | Nov 6 | Dec 18 | — | Feb 6 |
| Zone 13b | Nov 6 | Dec 18 | — | Feb 6 |
Frequently Asked Questions
How long does it take to grow Water Parsley?
Water Parsley takes approximately 75 days from planting to harvest.
How much sun does Water Parsley need?
Water Parsley requires full-to-part.
How far apart should I plant Water Parsley?
Plant Water Parsley at 4/sqft (6" apart) using square foot gardening spacing.
Can Water Parsley survive frost?
Water Parsley is tolerant of light frost.
What are good companion plants for Water Parsley?
Good companion plants for Water Parsley include Watercress.
How long does Water Parsley take to germinate?
Water Parsley seeds germinate in 14-28 days at an optimal temperature of 70°F.
When should I start Water Parsley seeds indoors?
Start Water Parsley seeds indoors 8 weeks before your last frost date, then transplant -2 weeks after last frost.
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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