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🥗 Growing Arugula in Zone 6b

Zone 6b has mild winters and a long growing season — good conditions for Arugula. Last frost: Apr 15. First frost: Oct 22.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 18Oct 22

Season: Apr 15 – Oct 22 (190 days) · Succession: plant every 2 weeks (up to 11x)

Zone6b

Last FrostApr 15

First FrostOct 22

Season Length190 days

Days to Harvest35

SunPart Sun / Part Shade

Frost ToleranceModerate

Spacing4/sqft (6" apart)

When to Plant Arugula in Zone 6b

Start Seeds Indoors: Mar 18

Start Arugula seeds indoors around Mar 18 (4 weeks before last frost). Optimal germination temperature: 65°F. Germinates in 3–7 days.

Transplant Outdoors: Apr 1

Transplant Arugula seedlings outdoors after Apr 1. Wait until soil temperature reaches 40°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.

Harvest: May 6

First harvest approximately May 6 (~35 days from planting). Continue harvesting until first frost (Oct 22).

Fall Planting: Sep 17

For a fall harvest, plant Arugula around Sep 17 (5 weeks before first frost).

Companion Planting

✅ Beans✅ Onions✅ Potatoes✅ Lettuce ✅ Dill✅ Beets✅ Carrots

❌ Strawberries

Arugula 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 Arugula in Zone 6b?

Start Arugula seeds indoors around Mar 18. Transplant outdoors after Apr 1. Expect first harvest around May 6.

What is the last frost date for Zone 6b?

The average last spring frost date for Zone 6b is Apr 15. The first fall frost averages Oct 22, giving a 190-day growing season.

Can I grow Arugula in Zone 6b?

Yes. Arugula needs 35 days to harvest. Zone 6b has a 190-day growing season, which is sufficient. You can plant up to 11 successions.

What is the best month to plant Arugula in Zone 6b?

The best time to start Arugula in Zone 6b is Mar. Begin seeds indoors around Mar 18, then transplant outdoors after the last frost date of Apr 15.

What companion plants grow well with Arugula?

Good companion plants for Arugula include Beans, Onions, Potatoes, Lettuce, Dill, Beets. Avoid planting Arugula near Strawberries.

How long does Arugula take to harvest?

Arugula takes approximately 35 days from planting to harvest. In Zone 6b, expect your first harvest around May 6.

Plan Your Arugula Garden

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

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