Lollo Rossa

Lettuce

Zone 1a Save Garden

🌱 45d to harvest Rosette

Lollo Rossa unfurls into a velvet rosette of wine-red frills, the leaves crisp and tender with a gentle, sweet bite and a pleasan…

Crop Dates

Milestone	Date
Start Indoors	May 25th
Last Frost	Jun 15th
Transplant / Sow Outdoors	Jun 15th
Harvest Begins	Jul 30th
Harvest Ends	Jul 15th

Crop Details

Trait	Value
Days to Maturity	45
Sun Requirements	Part Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Surface
Germination Temp (°F)	70
Min Soil Temp (°F)	40
Min Night Temp (°F)	35
Harden Off (days)	5

Recommended Companions

Frequently Asked Questions

What are the most common problems for Lactuca sativa (Lollo Rossa) and how do I treat them?

In home gardens, Lolla-type lettuce commonly suffers from aphids and slugs; aphids cluster on tender new growth and slugs chew irregular holes, often at night. Spray plants with a strong jet of water to dislodge aphids and use insecticidal soap if they persist; for slugs, set beer traps or use a copper barrier around beds and remove hiding spots (boards, heavy mulch) near plants. Keep airflow good by thinning to recommended spacing—wet foliage that stays damp encourages leaf spot and downy mildew, so water at the soil line rather than overhead.

How often should I water Lollo Rossa during its main growth (about weeks 2–6)?

For Lactuca sativa, keep the top 1 inch of soil consistently moist during the main growth phase—typically watering every 1–3 days depending on heat and wind. If leaves start to look limp or edges brown, increase frequency, but avoid waterlogging because soggy soil can worsen root and crown issues. Aim for deep, slow watering that wets the root zone instead of frequent splashes.

How can I tell when Lollo Rossa is ready to harvest?

Harvest when heads are firm and leaves are fully expanded, usually around 45 days from sowing, and before the center starts to stretch upward. You’ll know it’s time when the frilly leaves hold their shape and the plant isn’t getting noticeably taller or loose—lettuce that tips too far toward bolting will turn bitter quickly.

Lollo Rossa unfurls into a velvet rosette of wine-red frills, the leaves crisp and tender with a gentle, sweet bite and a pleasantly mild edge. Expect a loose, airy texture that stays beautifully fresh through the season, making it a standout for gardeners who love color as much as flavor. Grow this heirloom for bold, spoonable greens—ideal for fresh salads and vibrant garnishes, and equally lovely when tossed into quick sauces for a rosy, leafy finish.

Sowing Tips

Transplant Conditions

Wait until soil reaches 40°F and nights stay above 35°F before moving outdoors. Harden off for 5 days first.

Expert Note

For best color and crispness, transplant when nights are cool but steady, and keep soil consistently moist to avoid bitterness.