Boston lettuce

CultivarLactuca sativa 'Boston lettuce'

Also called round lettuce, Boston butterhead lettuce

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Lettuce (the species)
Photo: en:User:Geographer · CC BY 1.0 · Wikimedia Commons

Fact sheet

every fact quoted from its source
Days to germination7–14 days

from Lettuce · “Germination is the initial stage of lettuce growth and typically lasts 7 to 14 days” — How Long Does Lettuce Take To Grow? Expert Guide

Days to maturity30–70 days

from Lettuce · “Lettuce typically takes 30 to 70 days to grow, depending on the variety and growing conditions” — How Long Does Lettuce Take To Grow? Expert Guide

Lightfull sun, part shade

from Lettuce · “Yields best in full sun. Part shade helpful when it’s hot.” — Explore Cornell - Home Gardening - Vegetable Growing Guides - Growing Guide

WaterKeep soil moist

from Lettuce · “Keep soil moist to keep plants growing continuously.” — Explore Cornell - Home Gardening - Vegetable Growing Guides - Growing Guide

Spacing12–18 in

from Lettuce · “Sow seed 1/8 inch deep, 1 inch apart in rows 12 to 18 inches apart.” — Explore Cornell - Home Gardening - Vegetable Growing Guides - Growing Guide

Height6–24 in

from Lettuce · “Height: 0.5 to 2 feet” — Explore Cornell - Home Gardening - Vegetable Growing Guides - Growing Guide

Start indoors3–4 weeks before last frost

from Lettuce · “Sow in 1-inch cells 3 to 4 weeks before transplanting outside.” — Explore Cornell - Home Gardening - Vegetable Growing Guides - Growing Guide

Transplantearly spring

from Lettuce · “Direct seed or transplant in early spring, as soon as you can work the soil.” — Explore Cornell - Home Gardening - Vegetable Growing Guides - Growing Guide

Ready whenleaves as soon as 4 weeks after planting

from Lettuce · “You can start harvesting leaves as soon as 4 weeks after planting.” — Explore Cornell - Home Gardening - Vegetable Growing Guides - Growing Guide

Indoorsprovides organic pest control and offers ground cover that successfully prevents weed growth

from Lettuce · “provides organic pest control and offers ground cover that successfully prevents weed growth” — 14 Best Lettuce Companion Plants And 6 To Avoid

Pestsaphids, leafminers, leafhoppers, cabbage loopers, cutworms, wireworms, slugs

from Lettuce · “Aphids Leafminers Leafhoppers Cabbage loopers Cutworms Wireworms Slugs” — Explore Cornell - Home Gardening - Vegetable Growing Guides - Growing Guide

Diseasesdamping off, downy mildew, mosaic, fusarium

from Lettuce · “Damping off Downy mildew Mosaic Fusarium” — Explore Cornell - Home Gardening - Vegetable Growing Guides - Growing Guide

Companionsasparagus, bush, pole beans, nasturtiums, onions, tomatoes, beets, carrots, basil, dill, garlic, squash

from Lettuce · “asparagus, bush and pole beans, nasturtiums, onions, tomatoes, beets, carrots, basil, dill, garlic, squash, and melons” — 14 Best Lettuce Companion Plants And 6 To Avoid

Boston lettuce hasn't been researched on its own yet; these facts are for the species as a whole.

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