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Tom Thumb

Lactuca sativa 'Tom Thumb'

This adorable miniature butterhead forms perfect tennis ball-sized heads that are ideal for small spaces and single servings. Despite its tiny stature, Tom Thumb delivers full-sized flavor with tender, sweet leaves and excellent heat tolerance. A charming heirloom that's perfect for container gardens, kids' gardens, and anyone who loves perfectly portioned individual salads.

Harvest

45-55d

Days to harvest

📅

Sun

'Allstar Mix'

☀️

Zones

2–11

USDA hardiness

🗺️

Height

6-12 inches

📏

Planting Timeline

Zone:

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct Sow

Harvest

Direct Sow

Harvest

Showing dates for Tom Thumb in USDA Zone 7

All Zone 7 lettuce →

Zone Map

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Tom Thumb · Zones 2–11

What grows well in Zone 7? →

Growing Details

Difficulty

Easy

Spacing4-6 inches

SoilWell-drained, fertile soil with good moisture retention

pH6.0-7.0

Water3/4 inch per week, light but consistent moisture

SeasonCool season

FlavorSweet, buttery, and tender with mild lettuce flavor

ColorLight green with yellow-green hearts

Size2-3 inch diameter heads, tennis ball sized

Zone-by-Zone Planting Calendar

Zone	Indoor Start	Transplant	Direct Sow	Harvest
Zone 3	—	—	May – June	June – October
Zone 4	—	—	April – June	June – October
Zone 5	—	—	April – May	June – November
Zone 6	—	—	April – May	May – November
Zone 7	—	—	March – May	May – November
Zone 8	—	—	March – April	April – December
Zone 9	—	—	February – March	March – December
Zone 10	—	—	January – March	March – December

Complete Growing Guide

Light: 'Allstar Mix', 'Bibb', 'Black-seeded Simpson', 'Buttercrunch', 'Green Oakleaf', 'Ithaca', 'Jericho', Lactuca sativa var. augustana ('Celtuce'), 'New Red Fire', 'Pennlake', 'Red Sails', 'Salinas'. Soil: High Organic Matter. Soil pH: Neutral (6.0-8.0). Drainage: Good Drainage, Moist. Height: 0 ft. 6 in. - 1 ft. 0 in.. Spread: 0 ft. 6 in. - 1 ft. 0 in.. Spacing: Less than 12 inches. Growth rate: Rapid. Maintenance: Medium. Propagation: Seed. Regions: Coastal, Mountains, Piedmont.

Harvesting

Tiny seeds with a dandelion-like tuft (pappus) to aid in wind dispersal.

Color: Brown/Copper. Type: Achene. Length: < 1 inch. Width: < 1 inch.

Harvest time: Summer

Bloom time: Summer

Edibility: Leaves can be used raw or cooked in salads, sandwiches, and other dishes. Head lettuce can be stored for 2-3 weeks while leaf and butterhead store for 1-2 weeks.

Storage & Preservation

Fresh Tom Thumb lettuce stores best when harvested with roots attached and immediately placed in cold water for 10-15 minutes to restore full crispness. Shake dry and store in plastic bags with paper towels to absorb excess moisture. Keep refrigerated at 32-35°F with high humidity—a crisper drawer works perfectly. Properly stored heads last 7-10 days, longer than many lettuce varieties due to Tom Thumb's dense structure.

For preservation, Tom Thumb's tender leaves aren't suitable for traditional methods like canning or dehydrating. However, you can freeze cleaned, blanched leaves for 1-2 minutes in boiling water, then shock in ice water before freezing in portions—use within 6 months for soups or smoothies. The variety's perfect individual sizing makes it excellent for quick pickling as lettuce cups; blanch briefly and pickle in rice vinegar with garlic and ginger for Asian-inspired preserved lettuce that keeps refrigerated for 2-3 weeks.

History & Origin

Origin: Mediterranean to Siberia

Advantages

+Edible: Leaves can be used raw or cooked in salads, sandwiches, and other dishes. Head lettuce can be stored for 2-3 weeks while leaf and butterhead store for 1-2 weeks.
+Fast-growing

Considerations

-Toxic (Sap/Juice): Low severity
-Causes contact dermatitis

Companion Plants

Plant Together

Chives

Repels aphids and other soft-bodied insects that commonly attack lettuce

Radishes

Quick-growing radishes help break up soil and can be harvested before lettuce needs the space

Carrots

Deep taproot doesn't compete with shallow lettuce roots and helps aerate soil

Marigolds

Natural pest deterrent that repels nematodes and various garden pests

Spinach

Similar growing requirements and both benefit from partial shade in hot weather

Garlic

Deters aphids, slugs, and other pests while improving soil health

Nasturtiums

Acts as trap crop for aphids and adds natural pest control

Peas

Nitrogen-fixing legume enriches soil and provides natural shade for cool-season lettuce

Keep Apart

Sunflowers

Allelopathic compounds inhibit lettuce germination and growth

Broccoli

Heavy feeder that competes for nutrients and can overshadow small lettuce plants

Walnut trees

Produce juglone, a natural herbicide toxic to lettuce and many other plants

Nutrition Facts

Protein

0.742g(1%)

Carbs

3.37g(1%)

Fat

0.0738g(0%)

Vitamin K

20.5mcg(17%)

Iron

0.0332mg(0%)

Calcium

14.2mg(1%)

Potassium

139mg(3%)

Per 100g serving. % Daily Value based on 2,000 calorie diet. Source: USDA FoodData Central (FDC #2346388)

Pests & Disease Resistance

Resistance

Good heat tolerance for butterhead type, moderate disease resistance

Common Pests

Aphids, flea beetles, slugs, snails

Diseases

Downy mildew, bottom rot, tipburn in extreme heat

Frequently Asked Questions

How long does Tom Thumb lettuce take to grow?▼

Tom Thumb lettuce matures in 45-55 days from seed to harvest, making it one of the quicker butterhead varieties. In cool spring weather, expect closer to 55 days, while fall plantings in warm soil may mature in 45 days. You can begin harvesting outer leaves as early as 30 days for baby greens.

Can you grow Tom Thumb lettuce in containers?▼

Tom Thumb is perfect for container growing—its compact size and shallow roots make it ideal for pots as small as 6 inches wide and 6 inches deep. Use well-draining potting mix and place 2-3 plants per 12-inch container. Container growing actually helps manage moisture and provides better pest control.

Is Tom Thumb lettuce good for beginners?▼

Absolutely—Tom Thumb is one of the best beginner lettuces. It's forgiving of minor mistakes, has excellent germination rates, grows quickly so you see results fast, and the small heads make it obvious when they're ready to harvest. The compact size also means less can go wrong compared to large, sprawling varieties.

What does Tom Thumb lettuce taste like?▼

Tom Thumb offers classic butterhead flavor—sweet, mild, and buttery with tender leaves that almost melt in your mouth. Despite its small size, it has full-sized flavor without the bitterness that can affect some miniature varieties. The taste is more refined and less watery than iceberg lettuce.

When should I plant Tom Thumb lettuce?▼

Plant Tom Thumb 2-4 weeks before your last spring frost, then succession plant every 2 weeks through late spring. Resume planting in late summer for fall harvest, about 8-10 weeks before first frost. In zones 9-11, you can grow it year-round with afternoon shade during summer months.

How many Tom Thumb lettuce plants do I need for a family?▼

Plan on 2-3 Tom Thumb plants per person for a single meal, since each head provides one individual serving. For continuous supply, plant 6-8 plants per person every 2 weeks. A family of four typically needs 12-15 plants maturing at once, requiring about 24-30 plants in various stages of growth.