SproutSmart
SproutSmart Intelligent Garden Sowing

Lollo Rossa Darkness

Lettuce

Planting Schedule

Add Lollo Rossa Darkness to your garden to build a schedule and get reminders.
Botanical illustration of Lollo Rossa Darkness
45d to harvest

Sink your senses into Lollo Rossa Darkness—an intensely alluring rosette of frilled leaves that reads like burgundy velvet under garden light. Expect a crisp, tender bite with a lively, gently sweet edge, plus a deeper, darker coloration than classic Lollo types for striking salads and garnishes. Grow it for fresh, spoonable leaf salads and for vivid, color-forward bowls where its ruffled texture truly shines.

Crop Dates

MilestoneDate
Start IndoorsMay 4th
Last FrostJun 1st
Transplant / Sow OutdoorsJun 1st
Harvest BeginsJul 16th
Harvest EndsAug 1st

Crop Details

TraitValue
Days to Maturity45
Sun RequirementsPart SunPartial sun
Growth HabitRosette
Support NeededNone
Planting DepthSurface
Germination Temp (°F)70
Min Soil Temp (°F)40
Min Night Temp (°F)32
Harden Off (days)6

Frequently Asked Questions


How often should I water Lactuca sativa during the main growing phase?
During the 35–45 day growth window, keep the top 1–2 inches of soil consistently evenly moist—never waterlogged. In typical home gardens, this often means watering lightly 2–4 times per week depending on heat and container vs. bed conditions, and adjusting to prevent drying out between waterings. Mulch lightly around the plants to stabilize moisture, and avoid wetting the leaves to reduce lettuce disease pressure.
How can I tell when Lollo Rossa Darkness is ready to harvest?
Harvest about 45 days from sowing when the rosettes are firm and the outer leaves are full size for your spacing. Snip outer leaves first for a longer harvest, or harvest the whole head/rosette when it holds shape and the leaves are crisp rather than limp. If the center starts elongating or getting bitter, harvest promptly to avoid bolting flavor changes.
Botanical illustration of Lollo Rossa Darkness

Sink your senses into Lollo Rossa Darkness—an intensely alluring rosette of frilled leaves that reads like burgundy velvet under garden light. Expect a crisp, tender bite with a lively, gently sweet edge, plus a deeper, darker coloration than classic Lollo types for striking salads and garnishes. Grow it for fresh, spoonable leaf salads and for vivid, color-forward bowls where its ruffled texture truly shines.