United States Edition

USDA Hardiness Zone 4b

USDA Zone 4b is a zone in the USDA hardiness zones system - this zone system can be very helpful to gardeners as it can be useful in determining if your plants are well suited to your garden's local climate. There are currently 421 gardens being tracked on Folia that are in USDA Zone 4b.

Carrot, Radish, Basil, Chili pepper, Tomato, Onion, Sweet pepper, Broccoli, Cucumber and Lettuce are examples of plants that often grow very well in this USDA Zone.

Areas recently identified in Folia as being in this zone include (Canada), Ottawa (Canada), Stillwater, (United States), Williston (United States), Montreal (Canada), Country (Canada), Verchères (Canada), Castleton (United States), South Hazelton (Canada), (United States), Prescott (United States), Fredericton (Canada), Siilinjärvi (Finland), 05748 (United States), Quebec (Canada), Fort Drum (United States), White Bear Township (United States), Sioux Falls (United States), (Canada), 80132 (United States), Uppsala (Sweden), Ottawa (Canada), Camp Douglas (United States), Middle Grove (United States), Limehouse (Canada), Smithfield (United States), Logan (United States), Adams (United States), Canterbury (United States) and Quebec (Canada).

If you are in 4b, lowest temperatures in your garden should be around -31°C [-24°F] to -28°C [-18°F].

The corresponding Sunset zone for 4b is approx. A1.

Hello, new zone 4b gardeners! View all


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New gardens in zone 4b View all

  • JosephsGarden's North Field garden

    North Field garden

    Zone 4b Great Basin silty/clay playa. Irrigated, high-altitude, super-arid, sun-drenched, desert garden. Cold radiant-cooled nights. ~100 frost free days. ...

    • 1
    • 0
    • 0
    • 0
  • Sabb's Mini serre extérieure garden

    Mini serre extérieure garden

    Zone 4b Mini serre fabriquer de deux fenêtres. Les côté sont des tas de compost.

    • 10
    • 0
    • 0
    • 0
  • HappyJupiter's Indoor Winter (A) garden

    Indoor Winter (A) garden

    Zone 4b

    • 3
    • 0
    • 0
    • 0
  • dwhit's indoor garden

    indoor garden

    Zone 4b Temporary indoor garden, or winter green garden.

    • 6
    • 0
    • 0
    • 0
  • dwhit's Hydro One garden

    Hydro One garden

    Zone 4b Hydroponic garden with pots in the lid.

    • 10
    • 0
    • 0
    • 0

Popular plants for zone 4b gardens

More USDA Zones Map


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