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In your garden, you may have all kinds of gorgeous annuals, tropical plants, veggies, and herbs that you'd like to enjoy for as long as possible before the first frost date. Once air temperatures ...
A week before the last frost date, begin to “harden off” plants by placing them outdoors for incrementally longer periods each day. February marks the midpoint of winter, and with spring just ...
Hopkins' bioclimatic law states that in North America east of the Rockies, a 130-m (400-foot) increase in elevation, a 4° change in latitude North (444.48 km), or a 10° change in longitude East (two-thirds of a time zone) will cause a biological event to occur four days later in the spring or four days earlier in the fall. [1]
According to National Weather Service climate data, the average last frost date for final frost in Akron is May 10, and the earliest is April 9, according to 1991-2021 data. The Farmer's Almanac ...
Illinois averages around 50 days of thunderstorm activity a year which put it somewhat above average for number of thunderstorm days for the United States. Illinois is vulnerable to tornadoes with an average of 54 occurring annually, which puts much of the state at around 9.7 tornadoes per 10,000 square miles (30,000 km 2) annually.
As an example, Quebec City in Canada is located in zone 4, but can rely on a significant snow cover every year, making it possible to cultivate plants normally rated for zones 5 or 6. But, in Montreal, located to the southwest in zone 5, it is sometimes difficult to cultivate plants adapted to the zone because of the unreliable snow cover.
Here's when Milwaukee has historically recorded its first frost, according to NWS: Average first frost: Oct. 22. Earliest first frost recorded: Sept. 20, 1966. Latest first frost recorded: Nov. 24 ...
This list of botanical gardens and arboretums in Illinois is intended to include all ... University of Illinois Conservatory and Plant Collection: University of Illinois: