Tomato, Sun Gold illustration 🍅

🍅 Growing Tomato, Sun Gold in Zone 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Tomato, Sun Gold in this zone. Last frost: May 5. First frost: Oct 1.

Planting Calendar

Indoor
Outdoor
Harvest
Mar 24Oct 1

Season: May 5 – Oct 1 (149 days)

Zone4a
Last FrostMay 5
First FrostOct 1
Season Length149 days
Days to Harvest57
SunFull Sun
Frost ToleranceNone
Spacing1/sqft (12" apart)

When to Plant Tomato, Sun Gold in Zone 4a

Start Seeds Indoors: Mar 24

Start Tomato, Sun Gold seeds indoors around Mar 24 (6 weeks before last frost). Optimal germination temperature: 80°F. Germinates in 6–14 days.

Transplant Outdoors: May 19

Transplant Tomato, Sun Gold seedlings outdoors after May 19. Wait until soil temperature reaches 60°F. Space plants at 1/sqft (12" apart). Harden off plants for a week before moving outside.

Harvest: Jul 23

First harvest approximately Jul 23 (~65 days from transplant). Continue harvesting until first frost (Oct 1).

Companion Planting

✅ Garlic✅ Asparagus✅ Basil✅ Carrots✅ Marigolds✅ Peppers✅ Onions
❌ Potatoes❌ Fennel❌ Corn❌ Kohlrabi

Plan Your Tomato, Sun Gold Garden

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

Start Free Tomato, Sun Gold Growing Guide