freeze-free
frost-free

The average length of the warm season (freeze-free period) is about 249 days.

Some subfreezing temperatures occur in the winter, with the mean freeze-free period being from 250 to 275 days.

Freezes occur occasionally during the winter, with the freeze-free period encompassing 250 to 275 days.

With the longest freeze-free period in Canada, at 180 days per year, the Nanaimo lowlands area is favourable for agriculture.

The combination of a mild climate, a freeze-free growing season of about 225 days and a wide range of soil types contribute to a highly productive agricultural area.

The freeze-free season averages around 120 days, with the first freeze in a typical year being on September 21, and the last freeze being on June 1.

Rising temperatures have also lengthened the "freeze-free" season in many mid- and high-latitude regions, the draft says, and they have cut snow cover since the 1960's by 10 percent.

The annual average of freeze-free days in the northern highlands is 163; 179 in the central and southern interior; and 217 along the seacoast, according to information provided by Dr. Robinson's office.

The frost-free period lasts on average 190 days per year.

The frost-free period in the city lasts on average for about 135 days.

I start my seeds about eight weeks before the frost-free date.

The average growing season is about 130 frost-free days in the Newport area.

It is also cultivated as a garden plant in frost-free areas.

Svolvær has an average frost-free season of nearly 6 months.

Some lakeshore areas have over 200 frost-free days per year.

The frost-free period may be as little as 3 months.

This place is a drying farming area and has longer frost-free days.

Now everybody has them, along with color television, an automobile and a frost-free fridge.

This tree does not grow well outside hot, frost-free areas with summer rainfall.

The frost-free period of most of the native range is about 240 days.

Hot and sunny climates have a frost-free growing season of 200 days or more.

This plant requires a sheltered, frost-free position or under glass.

"Many low-income citizens who want to buy a low cost frost-free refrigerator won't be able to do it."

Frost is uncommon and the frost-free period lasts 347 days.

However, it performs best in a warm, relatively frost-free climate.

In temperate areas it requires shelter and a frost-free environment.

If they don't make it to frost-free areas during this time, the frost and cold temperatures will kill them.

Anchorage has a frost-free growing season that averages slightly over 100 days.

Eventually they tired of it and bought a frost-free Amana.

Seeds are typically started eight to 10 weeks prior to the anticipated frost-free date.

It is widely used as an ornamental plant in frost-free regions.

Try to find a sheltered, frost-free position and keep young plants watered in their first growing season.

Only the months of July and August are generally entirely frost-free.