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
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Extra early and heat tolerant, our best round red radish.
Extra early radish.
21 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
Johnny's Exclusive
Adriana Butterhead Lettuce (Boston)
Heat tolerant dark green butterhead with broad disease resistance.
Heat tolerant dark green butterhead.
48 Days
Impressive flavor for a summer-harvested carrot.
Impressive flavor for a summer-harvested carrot.
70 Days
Early, heat-tolerant standard variety.
Early, heat tolerant.
38 Days
The most heat tolerant lettuce.
The most heat tolerant lettuce.
50 Days
Heavy, vigorous white-stem pac choi; cold and heat tolerant.
Heavy, vigorous white-stem pac choi.
50 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 organic variety that produces high-quality roots.
Heat-tolerant organic radish.
22 Days
Heat-tolerant romaine for long, uniform hearts with good flavor.
Heat-tolerant romaine for hearts.
58 Days
Most adaptable butterhead with excellent flavor and texture.
Most adaptable butterhead.
47 Days
Large and fancy, heat-tolerant red butterhead for stunning display.
Heat tolerant red butterhead.
48 Days
Impressive flavor for a summer-harvested carrot.
Impressive flavor for a summer-harvested carrot. Conventional seed with NOP-compliant pelleting.
70 Days
Heat-resistant large bunching onions, leaves resist breaking.
Heat-resistant, large bunching onions.
65 Days
Uniform, disease-resistant greenleaf with excellent heat tolerance.
Heat tolerant, disease-resistant green leaf.
52 Days
Uniform, disease-resistant greenleaf with excellent heat tolerance.
Heat tolerant, disease-resistant green leaf. Conventional seed with NOP-compliant pelleting.
52 Days
Most adaptable butterhead with excellent flavor and texture.
Most adaptable butterhead. Conventional seed with NOP-compliant pelleting.
47 Days
1 - 18 of 67