When should I plant Komkommer in Zone 9a?

Start Komkommer seeds indoors around Feb 20. Transplant outdoors after Apr 3. Expect first harvest around May 23.

What is the last frost date for Zone 9a?

The average last spring frost date for Zone 9a is Mar 20. The first fall frost averages Nov 12, giving a 237-day growing season.

Can I grow Komkommer in Zone 9a?

Yes. Komkommer needs 60 days to harvest. Zone 9a has a 237-day growing season, which is sufficient. You can plant up to 8 successions.

🥒

🥒 Kweken van Komkommer in Zone 9a

Zone 9a has warm winters and an extended growing season -- excellent for heat-loving crops like Komkommer. Laatste vorst: Mar 20. Eerste vorst: Nov 12.

Planting Calendar

Indoor

Outdoor

Harvest

Feb 20Nov 12

Season: Mar 20 – Nov 12 (237 dagen) · Succession: plant every 3 weeks (up to 8x)

Zone9a

Laatste vorstMar 20

Eerste vorstNov 12

Seizoen237 dagen

Oogst60 dagen

ZonVolle Zon

When to Plant Komkommer in Zone 9a

Start Seeds Indoors: Feb 20

Start Komkommer seeds indoors around Feb 20 (4 weken voor de laatste vorst). Optimal germination temperature: 85F. Germinates in 3-10 days.

Transplant Outdoors: Apr 3

Transplant Komkommer seedlings outdoors after Apr 3. Wait until soil temperature reaches 65F. Space plants at 2/m² (15-20cm afstand). Harden off plants for a week before moving outside.

Harvest: May 23

First harvest approximately May 23 (~50 dagen from transplant). Continue harvesting until first frost (Nov 12).

Fall Planting: Sep 3

For a fall harvest, plant Komkommer around Sep 3 (10 weeks before first frost).

Begeleidende Beplanting

✅ Dille✅ Goudsbloemen✅ Bonen✅ Erwten✅ Maïs

❌ Aardappels❌ Sterke Kruiden (Salie)

Komkommer in Andere 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

Plan Je Tuin voor Komkommer

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

Start Free Komkommer Growing Guide