Merveille Des Quatre Saisons

Family: Asteraceae Vegetable

Planting Schedule

Provide your location or planting zone to unlock dates and add Merveille Des Quatre Saisons to a garden.

Unfurl Merveille Des Quatre Saisons and enjoy a slow, luxurious blush of tender leaves—silky, butter-soft, and richly fresh with a gentle sweetness.

This butterhead lettuce forms a compact, rounded rosette with a velvety texture and crisp-yet-delicate bite, ideal for gardeners who love salads that feel refined and light. Grow it for steady, season-spanning harvests at about 60 days, when the leaves are at their most supple and aromatic.

Light: Part SunMaturity: 60 DaysHabit: Rosette

Botanical illustration of Merveille Des Quatre Saisons

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Merveille Des Quatre Saisons 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	May 4th	Jun 1st	Jul 31st – Aug 1st
Zone 2a	Apr 27th	May 25th	Jul 24th – Aug 29th
Zone 2b	Apr 17th	May 15th	Jul 14th – Aug 25th
Zone 3a	Apr 17th	May 15th	Jul 14th – Sep 1st
Zone 3b	Apr 21st	May 19th	Jul 18th – Sep 21st
Zone 4a	Apr 17th	May 15th	Jul 14th – Sep 24th
Zone 4b	Apr 15th	May 13th	Jul 12th – Sep 27th
Zone 5a	Apr 10th	May 8th	Jul 7th – Sep 30th
Zone 5b	Apr 6th	May 4th	Jul 3rd – Oct 5th
Zone 6a	Apr 3rd	May 1st	Jun 30th – Oct 10th
Zone 6b	Mar 28th	Apr 25th	Jun 24th – Oct 16th
Zone 7a	Mar 23rd	Apr 20th	Jun 19th – Oct 20th
Zone 7b	Mar 13th	Apr 10th	Jun 9th – Oct 28th
Zone 8a	Mar 4th	Apr 1st	May 31st – Nov 5th
Zone 8b	Feb 23rd	Mar 23rd	May 22nd – Nov 12th
Zone 9a	Feb 6th	Mar 6th	May 5th – Nov 26th
Zone 9b	Jan 12th	Feb 9th	Apr 10th – Dec 9th
Zone 10a	—	Oct 1st	Nov 30th – Feb 28th
Zone 10b	—	Oct 1st	Nov 30th – Feb 28th
Zone 11a	—	Oct 1st	Nov 30th – Feb 28th
Zone 11b	—	Oct 1st	Nov 30th – Feb 28th
Zone 12a	—	Oct 1st	Nov 30th – Feb 28th
Zone 12b	—	Oct 1st	Nov 30th – Feb 28th
Zone 13a	—	Oct 1st	Nov 30th – Feb 28th
Zone 13b	—	Oct 1st	Nov 30th – Feb 28th

Crop Details

Trait	Value
Days to Maturity	60
Sun Requirements	Part Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	45
Min Soil Temp (°F)	40
Min Night Temp (°F)	35
Harden Off (days)	6

Culinary Notes

Chef's Note

This butterhead is built for a refined, silky mouthfeel—its leaves don’t want aggressive flavors or crunchy chaos. Keep the dressing bright (lemon/EV olive oil) and pair with creamy cheese or a nutty crunch so the sweetness reads clean, not dull.

Best Uses

tossed salads where the leaves need to stay tender (no heavy chopping)
simple vinaigrettes—especially ones that cling for a clean, glossy mouthfeel
stacking on sandwiches and wraps as a moisture barrier to keep bread from going soggy
lightly dressed, warm-ish plates (still off the heat) where the greens won’t go bitter

Flavor Profile

buttery-soft, velvety leaf texture gentle sweetness with a lightly nutty, fresh finish crisp-yet-delicate bite that melts rather than shatters

Kitchen Pairings

lemon vinaigrette feta goat cheese grilled chicken extra-virgin olive oil toasted walnuts

Frequently Asked Questions

What pest or disease commonly affects Lactuca sativa (Buttercrunch-type lettuce) like Merveille Des Quatre Saisons, and how do I treat it?

Watch for aphids and slugs, which are common on lettuce during warm weather—check the undersides of leaves and around the base. Rinse aphids off with a strong water spray, then repeat every 2–3 days until they’re gone; for slugs, place copper tape or set up beer traps at soil level and remove hiding spots like loose debris. If you see fuzzy gray growth or leaf rot in humid conditions, improve airflow by thinning plants to the recommended spacing and water at soil level rather than wetting leaves.

How often should I water Lactuca sativa during the main growing phase?

During the ~60-day growth period, keep the top 1–2 inches of soil consistently moist but not soggy—aim for watering when the surface starts to dry. In practice, that’s often about 1–2 times per week, but increase frequency during hot spells so lettuce doesn’t dry out and turn bitter. Water in the morning at the base of the plants to prevent leaf diseases, especially as heads and outer leaves expand.

How can I tell when Merveille Des Quatre Saisons lettuce is ready to harvest?

Harvest when the rosette is fully formed and firm, typically around 60 days from sowing, and the outer leaves are large enough to eat. For best texture, pick in the morning before heat triggers bitterness—snap or cut the head at the soil line, or harvest outer leaves early if you prefer a longer picking window.