1, They must hunger in frost that will not work in heat. 

2, Flowers perish when frost comes.

3, The young plants all died in the late frost.

4, The frost killed those flowers.

5, His wordy and empty speech was a frost.

6, The rocks are disintegrated by frost and rain.

7, There was a frost last night.

8, Young plants are often killed by frost.

9, Frost can kill off a young plant.

10, The crops were ruined by the late frost.

11, There were ten degrees of frost last night.

12, Despite the frost(sentencedict.com), the pitch was playable.

13, The bricks slowly crumbled in the long frost.

14, The grass was covered with frost in the early morning.

15, There is frost on the ground and snow is forecast.

16, There was a heavy frost last night and the ground is still hard.

17, After the heavy frost the road was a sheet of ice.

18, The frost last week was a great calamity to the citrus industry.

19, Some of these plants are more susceptible to frost damage than others.

20, Look what pretty patterns Jack Frost has painted on the windows.

21, There was a hard frost that night.

22, The plants are tolerant of frost.

23, The sharp frost nipped at our noses.

24, There is expected to be a severe frost tonight.

25, Life without sinuations and frustrations is life the flower in greenhouse, which can not stand the challenge from wind and rain , frost and snow ,[http://sentencedict.com/frost.html]and will srely die away in the end .

26, It will be a clear night with some ground frost .

27, Even in May we can sometimes get a late frost.

28, The air was thin and crisp, filled with hazy sunshine and frost.

29, The water is clear and the mountain is bright. The frost comes in at night. Trees are covered with deep scarlet leaves, mixed with yellow that is light.

30, Citrus growers were cautioned to protect the fruit from frost.