Parsnip illustration

Growing Parsnip in Zone 9b

Zone 9b has warm winters and an extended growing season — excellent for heat-loving crops like Parsnip. Last frost: Mar 10. First frost: Nov 15.

Planting Calendar

Outdoor
Harvest
Feb 10Nov 15

Season: Mar 10 – Nov 15 (250 days)

Zone9b
Last FrostMar 10
First FrostNov 15
Season Length250 days
Days to Harvest100
SunFull Sun
Frost ToleranceHeavy
Spacing4/sqft (6" apart)

When to Plant Parsnip in Zone 9b

Sow Seeds Outdoors: Feb 10

Direct sow Parsnip seeds outdoors around Feb 10. Soil temperature should be at least 45°F. Space at 4/sqft (6" apart).

Harvest: May 21

First harvest approximately May 21 (~100 days from planting). Continue harvesting until first frost (Nov 15). Parsnip can overwinter in mild climates for continued harvest.

Companion Planting

✅ Rosemary✅ Potatoes✅ Onions✅ Garlic✅ Peas
❌ Celery❌ Carrots

Frequently Asked Questions

When should I plant Parsnip in Zone 9b?

Direct sow Parsnip outdoors around Feb 10. Harvest around May 21.

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 Parsnip in Zone 9b?

Yes. Parsnip needs 100 days to harvest. Zone 9b has a 250-day growing season, which is sufficient.

What is the best month to plant Parsnip in Zone 9b?

The best time to plant Parsnip in Zone 9b is around Feb 10, when soil temperatures are suitable and frost risk has passed.

What companion plants grow well with Parsnip?

Good companion plants for Parsnip include Rosemary, Potatoes, Onions, Garlic, Peas. Avoid planting Parsnip near Celery, Carrots.

How long does Parsnip take to harvest?

Parsnip takes approximately 100 days from planting to harvest. In Zone 9b, expect your first harvest around May 21.

Plan Your Parsnip Garden

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

Start Free Parsnip Growing Guide