Flashy Trout Back

Lettuce

Zone 10a Save Garden

Botanical illustration of Flashy Trout Back

🌱 55d to harvest Rosette

Tender, buttery leaves unfurl in a striking trout-like pattern—creamy pale centers brushed with vivid, rosy-red edges—for a look …

Crop Dates

Milestone	Date
Start Indoors	Dec 19th
Last Frost	Jan 16th
Transplant / Sow Outdoors	Jan 9th
Harvest Begins	Mar 5th
Harvest Ends	Dec 19th

Crop Details

Trait	Value
Days to Maturity	55
Sun Requirements	Part Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	45
Min Night Temp (°F)	30
Harden Off (days)	6

Recommended Companions

Napoli Carrot

Danvers Half Long Carrot

Frequently Asked Questions

What pest or disease issue most often affects Lactuca sativa (lettuce), and how do I manage it?

Lettuce commonly gets downy mildew (often showing as yellow patches on the upper leaves with a fuzzy gray‑purple growth underneath). Improve airflow between plants, keep leaves dry by watering at the soil line, and remove badly affected leaves to slow spread. If it keeps recurring, use a labeled fungicide for downy mildew on lettuce and follow the label’s spray interval.

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

During head-forming/leaf-expansion at about weeks 3–6, keep the top 1–2 inches of soil consistently moist but not soggy. Water when the soil surface starts to dry, typically 1–3 times per week depending on heat and your soil, aiming for deep, even moisture. Lettuce that dries out then gets overwatered is more prone to bitterness and leaf-edge problems.

How can I tell when my Lactuca sativa ‘Flashy Trout Back’ is ready to harvest?

Harvest when leaves are fully sized for the variety and the outside leaves reach the typical mature size (often around 55 days). For loose-leaf lettuce, pick outer leaves when they’re tender and crisp, and leave the center to keep producing. If plants start to bolt (rapid stem growth), harvest immediately because flavor turns more bitter.

Tender, buttery leaves unfurl in a striking trout-like pattern—creamy pale centers brushed with vivid, rosy-red edges—for a look that feels as fresh as it tastes. Flashy Trout Back forms a compact butterhead head with a supple, melt-in-the-mouth texture and a mild, sweet flavor that shines in salads and as a delicate base for garnishes. Grow it for a crisp-yet-silky harvest at about 55 days, when heads are full, tight, and beautifully colored.

Sowing Tips

Transplant Conditions

Wait until soil reaches 45°F and nights stay above 30°F before moving outdoors. Harden off for 6 days first.

Expert Note

Keep it cool and consistently moist—lettuce quality collapses quickly if temperatures swing high, so aim for spring (and/or fall) rather than midsummer heat.