When should I plant Κολοκυθάκι in Zone 4a?

Start Κολοκυθάκι seeds indoors around Apr 7. Transplant outdoors after May 19. Expect first harvest around Jun 23.

What is the last frost date for Zone 4a?

The average last spring frost date for Zone 4a is May 5. The first fall frost averages Oct 1, giving a 149-day growing season.

Can I grow Κολοκυθάκι in Zone 4a?

Yes. Κολοκυθάκι needs 50 days to harvest. Zone 4a has a 149-day growing season, which is sufficient. You can plant up to 4 successions.

🥒

🥒 Growing Κολοκυθάκι in Zone 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Κολοκυθάκι in this zone. Τελευταίος παγετός: May 5. Πρώτος παγετός: Oct 1.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 7Oct 1

Season: May 5 – Oct 1 (149 ημέρες) · Succession: plant every 3 weeks (up to 4x)

Ζώνη4a

Τελευταίος παγετόςMay 5

Πρώτος παγετόςOct 1

Περίοδος149 ημέρες

Συγκομιδή50 ημέρες

ΉλιοςΠλήρης Ήλιος

When to Plant Κολοκυθάκι in Zone 4a

Start Seeds Indoors: Apr 7

Start Κολοκυθάκι seeds indoors around Apr 7 (4 εβδομάδες πριν τον τελευταίο παγετό). Optimal germination temperature: 85F. Germinates in 4-10 days.

Transplant Outdoors: May 19

Transplant Κολοκυθάκι seedlings outdoors after May 19. Wait until soil temperature reaches 65F. Space plants at 1/μ² (30cm απόσταση). Harden off plants for a week before moving outside.

Harvest: Jun 23

First harvest approximately Jun 23 (~35 ημέρες from transplant). Continue harvesting until first frost (Oct 1).

Fall Planting: Jul 23

For a fall harvest, plant Κολοκυθάκι around Jul 23 (10 weeks before first frost).

Συντροφική Φύτευση

✅ Καλαμπόκι✅ Φασόλια✅ Καπουτσίνα✅ Φακέλια

❌ Πατάτες

Κολοκυθάκι 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

Plan Your Garden Κολοκυθάκι

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

Start Free Κολοκυθάκι Growing Guide