不论南方北方,只要不耐当地冬季气温的花草树木,都要进行防寒。在北方,防寒越冬的问题更为突出。季节性防寒有如下措施: 1.修剪及埋土:一些不耐寒的灌木或草本花卉可在秋末冬初将地上部分剪除,然后在植株基部培土,翌春扒除培土,又可从基部萌芽抽枝开花。适用于丛生性、萌发力强、新枝当年即可开花的种类,如月季、紫薇、木芙蓉及蜀葵、芍药、紫茉莉等一些宿根 Regardless of southern and northern China, as long as the impatience of the local winter temperatures of flowers and trees, should be cold. In the north, the problem of winter wintering is even more prominent. Seasonal cold prevention measures are as follows: 1 pruning and buried: Some not cold shrubs or herbaceous flowers in the late autumn to early part of the ground cut off, and then in the plant base soil, next spring grilled except soil, but also from the base budding Branches blossom. Suitable for clustered, strong germination, the new branch that year flowering species, such as rose, crape myrtle, Hibiscus and hollyhock, peony, mirabilis some perennial