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 67
Done
Extra early and refined.
Extra early and refined.
21 Days
Early, heat-tolerant standard variety.
Early, heat tolerant.
38 Days
Heat-tolerant organic variety that produces high-quality roots.
Heat-tolerant organic radish.
22 Days
Impressive flavor for a summer-harvested carrot.
Impressive flavor for a summer-harvested carrot.
70 Days
Impressive flavor for a summer-harvested carrot.
Impressive flavor for a summer-harvested carrot. Conventional seed with NOP-compliant pelleting.
70 Days
The most heat tolerant lettuce.
The most heat tolerant lettuce.
50 Days
Large and fancy, heat-tolerant red butterhead for stunning display.
Heat tolerant red butterhead.
48 Days
Heat tolerant dark green butterhead with broad disease resistance.
Heat tolerant dark green butterhead. Conventional seed with NOP-compliant pelleting.
48 Days
Large and fancy, heat tolerant red butterhead for stunning display.
Heat tolerant red butterhead. Organic seed with NOP-compliant pelleting.
48 Days
Heavy, vigorous white-stem pac choi; cold and heat tolerant.
Heavy, vigorous white-stem pac choi.
50 Days
Johnny's Exclusive
Adriana Butterhead Lettuce (Boston)
Heat tolerant dark green butterhead with broad disease resistance.
Heat tolerant dark green butterhead.
48 Days
Heat-tolerant romaine for long, uniform hearts with good flavor.
Heat-tolerant romaine for hearts.
58 Days
Heat-resistant large bunching onions, leaves resist breaking.
Heat-resistant, large bunching onions.
65 Days
Heat tolerant, full-size romaine.
A longtime favorite.
57 Days
The most heat tolerant lettuce.
The most heat tolerant lettuce. Organic seed with NOP-compliant pelleting.
50 Days
Excellent heat tolerance and smooth, well-domed, very attractive heads.
Excellent heat tolerance.
57 Days
Best heat tolerance, ideally-suited for summer, early fall harvest.
Best heat tolerance.
71 Days
Early, heat-tolerant standard variety.
Early, heat tolerant.
38 Days
1 - 18 of 67