Butterhead Boston
Butterhead Boston is a heirloom lettuce. Germination takes 7-10 days and fruit ripens from about day 55-65. Skin runs to light to medium green with creamy yellow center. Water need is 1 inch per week, consistent moisture. Suits zones 2-11. It will crop in a container.

Sowing
Direct sow 2-4 weeks before last frost or start indoors 4-6 weeks early. Succession plant every 2 weeks.
Cultivation
- Sun
- Full sun to partial shade (4-6+ hours)
- Water
- 1 inch per week, consistent moisture
- Soil
- Rich, well-drained soil with organic matter
- Soil pH
- 6.0-7.0
- Spacing
- 8-12 inches
- Height
- 6-12 inches
- Season
- Cool season
Appearance & flavour
- Colour
- Light to medium green with creamy yellow center
- Size
- 6-8 inch diameter heads
- Shape
- Compact, rounded rosette with loose head formation
- Flavour
- Mild, sweet, and buttery with tender texture
In the kitchen
Fresh salads, sandwiches, wraps, lettuce cups for appetizers
Pests, disease & resistance
- Pests
- Aphids, slugs, snails, cutworms, flea beetles
- Diseases
- Downy mildew, lettuce drop, bottom rot, tipburn
- Resistance
- Moderate resistance to downy mildew
Planting calendar by USDA zone
| Zone | Start indoors | Transplant | Direct sow | Harvest |
|---|---|---|---|---|
| 1 | — | — | June – July | August – September |
| 2 | — | — | May – July | July – September |
| 3 | — | — | May – June | July – October |
| 4 | — | — | April – June | June – October |
| 5 | — | — | April – May | June – November |
| 6 | — | — | April – May | June – November |
| 7 | — | — | March – May | May – November |
| 8 | — | — | March – April | May – December |
| 9 | — | — | February – March | April – December |
| 10 | — | — | January – March | March – December |
| 11 | — | — | January – February | February – December |
| 12 | — | — | January – February | February – December |
| 13 | — | — | January – February | February – December |
Companion planting
9 beneficial pairings indexed for this variety, 2 to avoid.
Avoid
Nutrition (per 100 g)
- Calories (per 100 g)
- 13
- Protein (g)
- 1.35
- Fat (g)
- 0.22
- Carbohydrate (g)
- 2.23
- Fibre (g)
- 1.1
- Sugars (g)
- 0.94
- Vitamin A (µg)
- 166
- Vitamin C (mg)
- 3.7
- Vitamin E (mg)
- 0.18
- Vitamin K (µg)
- 102
- Vitamin B6 (mg)
- 0.082
- Folate (µg)
- 73
- Calcium (mg)
- 35
- Iron (mg)
- 1.24
- Magnesium (mg)
- 13
- Phosphorus (mg)
- 33
- Potassium (mg)
- 238
- Zinc (mg)
- 0.2
- Selenium (µg)
- 0.6
Where to buy seed and equipment
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Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.
Grown Butterhead Boston?
Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.
Similar varieties
Other lettuce with a comparable time to harvest, so a season that suits Butterhead Boston suits these too.
- Buttercrunch 55 days
- Salanova Green Oakleaf 55 days
- New Red Fire 55 days
- Crisp Mint Romaine 55 days
- Salanova Green Crispy 55 days
- Freckles 55 days