Behind the frostplants 12 years to be possible to open furrow fertilization base fertilizer in every year late autumn, in order to help grows and blossoms.
霜植后头一二年可于每年深秋开沟施一次基肥，以利生长和开花。
2
The plants are tolerant of frost.
这些植物耐霜。
《牛津词典》
3
Some of these plants are more susceptible to frost damage than others.