Featured Heat Tolerant
Heat Tolerant
Heat Tolerant
In our trials, we tested and selected varieties that can endure heat successfully. These more heat tolerant versions of cool-weather crops give you a better chance of harvesting crops like lettuce, greens, and broccoli in the hot summer months. Choose from over sixty heat tolerant vegetable seed varieties to fill your seasonal planting slots.
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1 - 18 of 68
Done
Extra early and refined.
Extra early and refined.
21 Days
Early, heat-tolerant standard variety.
Early, heat tolerant.
21 baby; 38 full size
Heavy, vigorous white-stem pac choi; cold and heat tolerant.
Heavy, vigorous white-stem pac choi.
50 Days
Bolt-, heat-, cold-tolerant pac choi for full or medium-size heads.
For full or medium-size heads.
45 Days
Heat-tolerant organic variety that produces high-quality roots.
Heat-tolerant organic radish.
22 Days
Popular "red" mustard from Japan, possesses mild mustard flavor.
Popular "red" mustard from Japan.
21 baby; 45 full size
AAS (All-America Selections) Winners
Green Wave Mustard Greens
Slowest-to-bolt mustard green.
Slowest-to-bolt mustard green.
21 baby; 45 full size
The most heat tolerant lettuce.
The most heat tolerant lettuce. Organic seed with NOP-compliant pelleting.
50 Days
Most adaptable butterhead with excellent flavor and texture.
Most adaptable butterhead. Conventional seed with NOP-compliant pelleting.
47 Days
Best heat tolerance, ideally-suited for summer, early fall harvest.
Best heat tolerance.
71 Days
Johnny's Exclusive
Panisse Oakleaf Lettuce
Large, bright green oak leaf with dense heads and long harvest window.
Bright green oak leaf. Conventional seed with NOP-compliant pelleting.
48 Days
The most heat tolerant lettuce.
The most heat tolerant lettuce.
50 Days
Bright green leaves form dense, closed heads.
Bright green leaves form dense, closed heads. Conventional seed with NOP-compliant pelleting.
48 Days
Heat tolerant dark green butterhead with broad disease resistance.
Heat tolerant dark green butterhead. Conventional seed with NOP-compliant pelleting.
48 Days
Heat tolerant, full-size romaine.
A longtime favorite.
57 Days
Early, heat-tolerant standard variety.
Early, heat tolerant.
21 baby; 38 full size
Bulky and uniform white-stemmed pac choi for mini or full-size heads.
For mini or full-size heads.
52 Days
Johnny's Exclusive
Black Summer Pac Choi (Bok Choy)
Beautiful dark green pac choi, best at full size, suitable for minis.
Beautiful dark green pac choi.
45 Days
1 - 18 of 68