There are many flowers that can be planted outside in winter.More common are winter jasmine, crabapple, elm leaf plum, hosta, clove, day Lily, Wisteria, azalea, camellia, tulip, rose, white chrysanthemum, Daisy, violet, pansy, peony and so on flowers, in the cold winter can also grow and blossom.Among them, the flowers that can endure about 20 degrees below zero are winter jasmine, crabapple, elm plum, hosta, clove, day Lily, Wisteria and so on; Can bear 5 degrees below zero and a half cold-resistant flowers are tulip, rose, chrysanthemum, pomegranate, peony and so on.
1. Rhododendron: a certain degree of cold tolerance, can withstand the low temperature of minus three degrees, in the northern region can also be planted.However, when the temperature is too low in winter, it still needs to be moved indoors to avoid frostbite.
2. Marigold: It is cold-resistant and can tolerate cold deciduous shrubs, the normal flowering time is generally in January-March.
3. Peony: Peony is one of the cold-resistant flowers, the lowest ability to bear the low temperature of minus 30 degrees.It is not heat-resistant, and temperatures above 25 degrees will make the plant dormant.
4. Camellia: Although camellia like warm growth environment, but in the low temperature environment of minus 14 degrees can also grow.However, when breeding in winter in the north, it is better to keep it in a warm place indoors.
5. Orchids: Orchids like shady places and fear direct sunlight, and many orchid species can tolerate temperatures as low as minus 5 degrees.
6. Narcissus: Narcissus cold resistance may be less than other flowers.But the winter temperature is not below zero, it is also very difficult to be frostbitten, placed in the sun to accept the whole day, can avoid the winter low temperature plants are frostbitten.
7. Chimonanthus praecox: Chimonanthus praecox is one of the main ornamental flowers in winter.It is cold-resistant and can survive the winter safely at a temperature of no less than 15 degrees below zero.
8. Tulip: 8 above normal growth.It has strong cold resistance and can tolerate low temperature of -14 C.If there is thick snow cover in cold areas, it is safe to overwinter in the open field.
9. Chinese flowering crabapple: Chinese flowering crabapple is more cold-resistant, can bear commonly minus the low temperature environment of 10 degrees or so.However, not all varieties of crabapple are cold-resistant, such as the four-season crabapple can not tolerate long-term low temperature.
10. Lilac: cold-resistant strong, and some varieties of cloves can withstand 20 degrees below zero about the low temperature, but the maintenance of the environment to adequate sunlight.
