SproutSmart
SproutSmart™ Intelligent Garden Sowing

Buttercrunch

Family: Asteraceae Vegetable

Planting Schedule

Provide your location or planting zone to unlock dates and add Buttercrunch to a garden.

Sink your spoon into Buttercrunch’s buttery, crisp leaves that open with a tender snap—cool, mild, and softly sweet with a fresh green fragrance.

Forming tight, upright heads in about 55 days, this variety delivers a velvety yet crunchy texture that stays crisp from garden to table. Ideal for fresh salads and elegant garnishes, Buttercrunch shines when you want lettuce that feels as good as it tastes—light, clean, and beautifully uniform.

Light: Part SunMaturity: 55 DaysHabit: Rosette

Botanical illustration of Buttercrunch

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Buttercrunch Planting Dates by USDA Zone

Estimated US hardiness-zone windows for sow, transplant, and harvest. Enter a US ZIP above for exact local dates, or open a zone below.

Zone Start Indoors Sow / Transplant Harvest
Zone 1a Protected Environment Only
Zone 1b Direct Sow May 25th Jul 19th – Aug 1st
Zone 2a Direct Sow May 18th Jul 12th – Aug 29th
Zone 2b Direct Sow May 8th Jul 2nd – Aug 25th
Zone 3a Direct Sow May 8th Jul 2nd – Sep 1st
Zone 3b Direct Sow May 12th Jul 6th – Sep 21st
Zone 4a Direct Sow May 8th Jul 2nd – Sep 24th
Zone 4b Direct Sow May 6th Jun 30th – Sep 27th
Zone 5a Direct Sow May 1st Jun 25th – Sep 30th
Zone 5b Direct Sow Apr 27th Jun 21st – Oct 5th
Zone 6a Direct Sow Apr 24th Jun 18th – Oct 10th
Zone 6b Direct Sow Apr 18th Jun 12th – Oct 16th
Zone 7a Direct Sow Apr 13th Jun 7th – Oct 20th
Zone 7b Direct Sow Apr 3rd May 28th – Oct 28th
Zone 8a Direct Sow Mar 25th May 19th – Nov 5th
Zone 8b Direct Sow Mar 16th May 10th – Nov 12th
Zone 9a Direct Sow Feb 27th Apr 23rd – Nov 26th
Zone 9b Direct Sow Feb 2nd Mar 29th – Dec 9th
Zone 10a — Oct 1st Nov 25th – Feb 28th
Zone 10b — Oct 1st Nov 25th – Feb 28th
Zone 11a — Oct 1st Nov 25th – Feb 28th
Zone 11b — Oct 1st Nov 25th – Feb 28th
Zone 12a — Oct 1st Nov 25th – Feb 28th
Zone 12b — Oct 1st Nov 25th – Feb 28th
Zone 13a — Oct 1st Nov 25th – Feb 28th
Zone 13b — Oct 1st Nov 25th – Feb 28th

Crop Details

TraitValue
Days to Maturity55
Sun RequirementsPart SunPartial sun
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)75
Min Soil Temp (°F)40
Min Night Temp (°F)35
Harden Off (days)5

Culinary Notes


Chef's Note

Buttercrunch is the kind of lettuce that eats like a whisper of butter—mild, softly sweet, and crisp enough to hold a vinaigrette without turning watery. Choose it when you want that tender snap and clean green fragrance to stay front-and-center, not buried under heavy dressing.

Best Uses

  • ice-cold chopped salads where it stays snappy
  • burger and sandwich layers that won’t go limp fast
  • simple butter-drip lettuce cups for dipping sauces
  • garnish for composed plates where texture reads immediately

Flavor Profile

buttery, mild sweetness cool, clean green aroma tender snap with a crisp, velvety chew

Kitchen Pairings

lemon vinaigrette shaved Parmesan roasted chicken soft herbs (parsley or dill) aged balsamic fresh mozzarella

Frequently Asked Questions


How do I handle aphids or downy mildew on buttercrunch lettuce?
Check weekly under leaves for aphids; wash them off with a strong spray of water and, if needed, spot-treat with insecticidal soap, reapplying every 5–7 days until they’re gone. If you see downy mildew (grayish fuzzy growth on underside with yellowing upper leaves), remove affected leaves immediately and increase airflow—avoid wetting the foliage when watering buttercrunch.
How often should I water buttercrunch during its main growth (about weeks 2–7)?
Keep soil consistently moist but not soggy—water when the top 1 inch starts to dry, usually about 1–2 times per week depending on heat and container size. For headless/buttercrunch leaves, aim for deep, even moisture that reaches the root zone; if leaves develop bitterness or bolting starts, reduce water stress by watering more regularly during warm spells.
When is buttercrunch ready to harvest (55 days to maturity)?
Harvest when heads or clusters of crisp leaves are firm and the leaves reach full size, typically around 55 days after sowing. Use the “leaf feel” test—choose outer leaves once they’re thick and crisp; for whole plants, harvest before the center becomes too tall or bitter-tasting, as buttercrunch will bolt quickly in heat.