Full Definition of DETACHMENT. 1. : the action or process of detaching: separation. 2. a: the dispatch of a body of troops or part of a fleet from the main body for a special mission or service b: the part so dispatched c: a permanently organized separate unit usually smaller than a platoon and of special composition.
Northern parts of Montana, North Dakota and Minnesota are in the coldest zone in the U.S., Zone 3. Colorado Springs is in Zone 5b. Black Forest is in Zone 5a. Teller County, like most of our mountain areas, is in Zone 4. But there are other important factors that affect our growing season. Some 40 years ago Sunset magazine developed zone maps which cover Colorado and 12 other Western states.
Hardiness zone maps indicate the average annual minimum temperature expected for geographic areas. While this is a factor in plant selection, it is only one of many factors influencing plant hardiness. In 2012, the U.S. Department of Agriculture released a new USDA Hardiness Zone Map.igure 6. Vertical frost crack is common on trees when the temperature drops rapidly. Along the Colorado Front Range, it is common to go from a nice spring day back to cold storm with a 40 to 60 degree temperature drop in an hour!