The most recent cold hardiness zone map was released in 2012 and most of Minnesota is in USDA Zone 4, which means the extreme low temperature in the zone gets to between -20 F and -30 F. The northern third or so of the state is in zone 3 (-30 to -40).Mar 17, 2021
The USDA plant hardiness map for 2012 indicates that Minnesota growing zones include 3a and 3b in the northerly regions, 4a in the middle of the state and 4b in the south. An extremely tiny pocket of warmer winter low temperatures exists in the most southerly location and is categorized as 5a.
Zone 4B
Now the USDA places the Twin Cities in Zone 4B, which means winter temperatures drop as low as minus 25 degrees.Jan 24, 2012
Zone 4. Hardiness zone 4: lowest average temperatures of -30°F to -20°F or -34.4°C to -28.9°C.
The majority of the State of Minnesota is in Zone 3 and Zone 4, with the lower one-third of Minnesota in Zone 4 and the upper two-thirds in Zone 3. The Brainerd lakes area is in Zone 3b (35 degrees below zero to 30 degrees below zero).
The lower your zone number, the colder it is. The most recent cold hardiness zone map was released in 2012 and most of Minnesota is in USDA Zone 4, which means the extreme low temperature in the zone gets to between -20 F and -30 F. The northern third or so of the state is in zone 3 (-30 to -40).
Paul, Minnesota is in USDA Hardiness Zones 4b and 5a.
Zones 1 through 3 have a very short planting window due to the frigid temperatures. Plant in the warmer times of the year. Zones 4 to 7 it is best to plant a few weeks before the first frost. Zones 8 to 11 can plant perennials almost any time of the year but it is best to plant when it is cooler.
Zone 4 Hardiness Temperatures
Zone 4 is 10°F colder than Zone 5.
1961-1990 zone | 1981-2010 hardiness index | |
---|---|---|
Watson Lake | 1a | 16 |
Whitehorse | 1a | 16 |
Planting. Start tomatoes from seeds indoors, five to six weeks before planting outside. In most of Minnesota, this is mid-April.
Vegetable Gardening in Zone 3
Both fresh organic produce and herbs can be grown in zone 3 from May through to the middle of October provided the gardener has selected cool weather varieties and gives the crops protection from frost.
The 2012 USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location. The map is based on the average annual minimum winter temperature, divided into 10-degree F zones.
The Plant Hardiness Zones divide the United States and Canada into 11 areas based on a 10 degree Fahrenheit difference in the average annual minimum temperature. … Suggested hardiness zones have been indicated for all trees and perennials available online from the Foundation.
Zone 10: 30 to 40°F
Zone 10 sees some of the hottest temperatures in the U.S., prevalent in tropical places such as Southern California and Southern Florida. Plants in this zone can handle temperatures as low as 30 to 40°F. Common Plants: Bougainvillea (Bougainvillea spectabilis)
In Michigan, our hardiness zones range from 4a in the western Upper Peninsula and northern Lower Peninsula, to 6b in the southeast and along the Lake Michigan lakeshore. East Lansing, Michigan is in zone 5b (-10 to -15 F) (Figure 2).
Last week in February or first week in March:
– Start seeds of lettuce indoors. Exact date will vary depending on the weather. – When weather permits, empty both compost bins and place about a 1 to 2 inch layer of compost over all garden beds.
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