Customer Service Hours
Mon-Fri 8-4 MST
Features
Family
Asteraceae
Native
Unknown; lettuce has been in cultivation for a long time.
Life Cycle
Annual
Plant Height
Short (Under 12")
Further Information
Plant Characteristics
Good for Containers
Growing Conditions
Frost Tolerant
About Red Sails Leaf Lettuce Seeds
Lactuca sativa
Light green, crinkled leaves turn to deep red-bronze on the frilly edges.
Planting Lettuce
Days to Maturity
20 –45 days
Plant Spacing
A group of 3 seeds every 10"
Light Required
Full sun to part shade
Plant Height
Short (Under 12")
Planting Depth
Surface to ⅛"
Coverage & Planting Details
| Coverage | This packet sows up to 75 feet. |
|---|---|
| Row Spacing | 18" |
| Seed Depth | Surface to ⅛" |
| Seed Spacing | A group of 3 seeds every 10" |
| Thinning | When ½" tall, thin to 1 every 10" |
| Germination | 5–10 days |
| Start Indoors | 4 to 6 weeks before your average last frost date, and in summer when soil temperatures are too warm (above 80°F) to germinate lettuce seed. |
| Direct Sow | RECOMMENDED. 2 to 4 weeks before your average last frost date, and when soil temperature is at least 40°F, ideally 60°–70°F. Successive Sowings: Every 3 weeks until 4 to 6 weeks before your average first fall frost date. Mild Climates: Sow in fall and winter for cool season harvests. |
| Growing & Harvesting | Harvest in the morning, by cutting off at ground level. If regrowth is desired, cut the leaves higher, at 2". For a continual supply, outer, individual leaves can be harvested at any stage of maturity, but leave at least half of the plant for regrowth. |
Find Your Frost Date & Grow Zone
Average First Frost Date
October 19
Average Last Frost Date
May 19
Your Hardiness Zone is
5b
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Rating
Which best describes you as a gardener?
26 reviews
- Wendy L.Verified BuyerRated 5 out of 5 stars11/3/26Something New and Interesting
All 4 locations tested outside and in a controlled greenhouse. Outside ~ 85% germination +/- 2sd. Inside almost 90% germination.
Taste test: 12 adults, 3 children. Overall review was "favorite red variety with the kids" in comparison to other varieties tested.
Which best describes you as a gardener? ProfessionalBIBotanical Interests11/3/26Hey Wendy,
Thank you for sharing your experience! We're so stoked to hear that your Red Sails Leaf Lettuce Seeds performed so well across all your test locations. And we absolutely love that the kids voted it as their favorite red variety! That's the kind of feedback that makes us really happy.
Keep on growing 🌻
- Michael S.AR, United StatesRated 5 out of 5 stars10/31/26Great germination
Wow
Quick 100" germination in my hydroponic system
Which best describes you as a gardener? IntermediateWho do you grow for? YourselfHow do you prefer to grow? ContainerBIBotanical Interests11/3/26Hey Michael,
That's awesome to hear! We're so stoked that our Red Sails Leaf Lettuce Seeds are doing so well in your hydroponic system. That's seriously impressive and we love getting feedback like this from our growers.
Keep on growing 🌻
- Dianna M.Verified BuyerRated 5 out of 5 stars10/12/26Red lettuce good Germination
I sowed indoors for fall transplant and got great germination. This is a new variety for me so am looking forward to harvesting and mix with other greens for a fall salad.
Which best describes you as a gardener? IntermediateBIBotanical Interests10/12/26Hey Dianna,
We're so happy to hear that your Red Sails Leaf Lettuce Seeds had great germination! That's awesome, especially starting them indoors for your fall transplant. Sounds like you've got an exciting harvest ahead and a delicious fall salad in the works when you mix them with your other greens!
Thanks so much for being part of the growing community and for sharing your experience. Keep on growing 🌻
- Melinda R.Verified BuyerRated 5 out of 5 stars9/27/26The Best Lettuce
We got a lot of salads this summer from Red Sails seeds planted in our salad table on our Terrance in NYC.
Which best describes you as a gardener? IntermediateBIBotanical Interests9/27/26Hey Melinda,
We're so happy to hear that your Red Sails Leaf Lettuce Seeds have been such a fantastic success! It sounds like you had an amazing harvest all summer long on your terrace in NYC. Thanks so much for being part of the growing community! Keep on growing 🌻
- Sharyn G.Verified BuyerRated 5 out of 5 stars9/11/26Quick germination great performance.
Both tasty and beautiful easy to grow variety of lettuce. Grows nicely even in my hot southern garden. Just give it plenty of water and partial shade for several months of carefree lettuce.
Which best describes you as a gardener? ExpertBIBotanical Interests9/13/26Hey Sharyn,
We're so happy to hear that your Red Sails Leaf Lettuce Seeds are performing so well in your southern garden! It's awesome that you're getting quick germination and several months of carefree lettuce - that's exactly what we love to see. The fact that they're thriving even in the heat with just some water and partial shade is seriously impressive, and those beautiful red sails must look amazing in your garden. Thanks so much for being part of the growing community! Keep on growing 🌻