botanical garden - a facility where trees and shrubs are cultivated for exhibition. arboretum. facility, installation - a building or place that provides a particular service or is used for a particular industry; the assembly plant is an enormous facility.
Keystone, CO Weather. The average temperature of Keystone is 35.80Â°F, which is much lower than the Colorado average temperature of 46.26Â°F and is much lower than the national average temperature of 54.45Â°F. Historical Weather.
Keystone beer is a product of the Molson Coors Brewing Company in Golden, Colorado. It was first introduced in Chico, California in September 1989. Keystone can be found in canned, kegged, and occasionally, bottled form. Keystone Dry, introduced 1991, found with a black can, red label. 2  Keystone Ice, introduced 1994, ice brewed ale, found with a black label. 3  Keystone Amber Light, introduced 1994, found with a gold can with a diamond Amber Light badge. 4  Keystone V9, Puerto Rico only.