How to spend the winter and maintenance of sweet-scented osmanthus trees
Sweet-scented osmanthus is one of the top ten traditional flowers in China, which is planted in many places throughout the country. it is not suitable for the environment of minus Celsius Celsius. it can be said to be a kind of plant that is afraid of freezing. Sweet-scented osmanthus is cultivated in open fields in southern China, and it is generally safe to survive the winter. only some cold areas in the north should pay attention to anti-freezing. The following flower plants encyclopedia to introduce to you the northern sweet-scented osmanthus winter winter prevention methods:
Rows of sweet-scented osmanthus pots in the courtyard
1. The anti-freezing of potted sweet-scented osmanthus trees is relatively simple, as long as the potted plants are moved indoors in late autumn (usually after Frosts Descent and the Beginning of Winter), or on the sunny balcony, pay attention to ventilation to avoid diseases and insect pests, if you enter dormancy, pay attention to keep the pot soil slightly moist, which is beneficial to blossom in the coming year.
After the sweet-scented osmanthus pots are planted indoors in late October or early November, they should be placed in a place with sufficient light (the indoor temperature should be kept at 3-5 degrees Celsius) and the relative humidity should be kept between 60% and 80%. Indoor lighting conditions are slightly better in winter (especially before the early spring buds begin to sprout, more sunshine is needed). The indoor temperature should not be too high in winter. Humidity should not be too large, otherwise it will cause sweet-scented osmanthus to germinate in advance indoors, which is not conducive to the growth after coming out of the room. The potted sweet-scented osmanthus can be moved outdoors in time in early April of the following year (after the Qingming Festival). After leaving the room, first put it in the leeward and sunny place for 1 week, let it gradually adapt to the external environmental conditions, and then disperse according to the needs.
Exposed sweet-scented osmanthus trees
2. the seedlings of sweet-scented osmanthus trees cultivated in the open field are more cold-resistant than adult sweet-scented osmanthus trees, which can build wind barriers or set transparent plastic film, and adult sweet-scented osmanthus trees can bind straw and plastic film to the trunk to protect against cold.
In the north, the lowest temperature of sweet-scented osmanthus planted in the open field ranges from-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. After the Winter Solstice every year, the tree trunk can be artificially tied with grass rope, or wrapped with other warm materials, so as to prevent general freezing injury. Before the soil freezes, combine ploughing to cultivate soil on the root neck, and then wrap the crown of sweet-scented osmanthus with transparent plastic film, pay attention to leave air holes to make sweet-scented osmanthus safely through the cold winter.
The trunk is wrapped around the rhizome to cultivate soil to prevent freezing.
[tips] although the above botanical encyclopedia mainly talks about the cold prevention and overwintering methods of sweet-scented osmanthus trees in the north, it is OK if friends who plant sweet-scented osmanthus trees in the south want to prevent the cold, but under normal circumstances, there is no need to do a good job of simple winter maintenance and management.
Time: 2019-04-22 Click:
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