What if the sweet-scented osmanthus tree is frozen?

What if the sweet-scented osmanthus tree is frozen? Is there any way to treat sweet-scented osmanthus planted in the open field? the lowest temperature tolerated in the north is-5 ℃ to-8 ℃. Beyond this limit, sweet-scented osmanthus will suffer frost injury to varying degrees. Therefore, when planting sweet-scented osmanthus in the open field in the north, we should choose the place that is sunny and leeward, plus artificial winter protection measures, which can survive the winter safely. The winter protection of sweet-scented osmanthus, every year after the Winter Solstice, artificially bind the trunk with grass rope, or wrap the trunk with other warm materials, so as to prevent general freezing injury. In the coldest three or nine days, the crown of sweet-scented osmanthus can be wrapped with transparent plastic film, pay attention to leave air holes, so that sweet-scented osmanthus safely through the cold winter. If sweet-scented osmanthus is frozen without protective measures, certain rejuvenation measures should be taken according to the degree of freezing injury. For example, if the leaves of the sweet-scented osmanthus tree are freeze-dried and the branches are not frozen to death, the dried leaves can be artificially picked after the beginning of spring and fertilized with thin water, and ferrous sulfate should be added properly when fertilizing, so as to make the soil environment of the roots acidic, which is beneficial to the budding and rejuvenation of sweet-scented osmanthus. If the branches are frozen to death, they should be artificially cut off, and then fertilized with thin water to promote their shoots. If the whole sweet-scented osmanthus is frozen to death, it is necessary to choose to cut off the frozen trunk at the top of the grafting interface, and then strengthen water and fertilizer management to urge it to grow new branches. If possible, it is best to replant the new sweet-scented osmanthus, so as not to affect the landscape. The root of sweet-scented osmanthus can be cultivated in greenhouse to form sweet-scented osmanthus bonsai. Click to get more sweet-scented osmanthus planting techniques