
Zone 5a
Average Low Winter Temperature
-20 to -15 Degrees F
Last Frost: Between May 1st and May 15th
First Frost: Between Oct 1st and Oct 15th
Zone 5a has a cool climate with cold winters and warm summers. A wide variety of plants can be grown in this zone, but it is important to select species, varieties or cultivars that are adapted to the zone.
Growing Considerations:
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Be on the watch for winter freezes and spring frosts in this zone
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Consider the use of mulches, cold frames, hoophouses, or row covers to protect from the cold
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Keep traffic on turfgrass at a minimum on frosty mornings to avoid damage
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Highly variable soils that include rocky, sandy, and high clay soils.
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Add organic matter and amend the soil specific to your site with the recommended fertilizers and amendments.
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Consider starting garden plants indoors
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Consider the use of pre-emergent crabgrass herbicides in the lawn when soil temperatures reach 50 degrees Fahrenheit
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What Can I Grow In Zone 5a?

Trees & Shrubs
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Ornamentals
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Lawn & Turf
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Vegetable Garden
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Zone 5a Vegetable Garden Plants
Zone 5a Herbs
Zone 5a Lawn & Turf
Zone 5a Ornamentals
Zone 5a Trees & Shrubs