Lettuce, Flashy Troutback illustration 🥬

🥬 Growing Lettuce, Flashy Troutback in Zone 4b

Zone 4b has cold winters and a moderate growing season. Timing is key for Lettuce, Flashy Troutback in this zone. Last frost: May 1. First frost: Oct 5.

Planting Calendar

Indoor
Outdoor
Harvest
Mar 20Oct 5

Season: May 1 – Oct 5 (157 days) · Succession: plant every 2 weeks (up to 7x)

Zone4b
Last FrostMay 1
First FrostOct 5
Season Length157 days
Days to Harvest55
SunPart Sun / Part Shade
Frost ToleranceLight
Spacing4/sqft (6" apart)

When to Plant Lettuce, Flashy Troutback in Zone 4b

Start Seeds Indoors: Mar 20

Start Lettuce, Flashy Troutback seeds indoors around Mar 20 (6 weeks before last frost). Optimal germination temperature: 65°F. Germinates in 4–10 days.

Transplant Outdoors: Apr 10

Transplant Lettuce, Flashy Troutback seedlings outdoors after Apr 10. 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 15

First harvest approximately May 15 (~35 days from transplant). Continue harvesting until first frost (Oct 5).

Fall Planting: Aug 10

For a fall harvest, plant Lettuce, Flashy Troutback around Aug 10 (8 weeks before first frost).

Companion Planting

✅ Strawberries✅ Carrots✅ Beets✅ Cucumbers✅ Radishes

Plan Your Lettuce, Flashy Troutback Garden

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

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