The reason why the latest rose does not blossom

Rose is most of the world's famous ornamental plants, widely distributed in Asia, Europe, North Africa, North America, the continent cold temperate to subtropical areas, in China on behalf of love, many ancient civilizations in the world will also rose as a symbol of truth, goodness, beauty, rose, rose as its representative plants, but many flower friends found that the cultivation of roses do not bloom, let's take a look at the reasons why roses do not bloom!

When do roses bloom?

Rose flowering is generally from May to September every year, the order of opening, up to half a year, but in recent years due to global warming caused by greenhouse effect, so that some local roses early in April, or even March began to bloom. Therefore, flower lovers who want to enjoy flowers well should grasp the time so as not to miss the viewing period.

Reasons why roses do not bloom

1, insufficient light, flower bud can not differentiate. Rose is a strong positive flowers, like soil moisture without water, high temperature and high light environment to grow well.

2. The seedlings are too small or the watering amount is too large. Excessive growth will allow nutrients to supply all branches and leaves to grow, unable to supply flowering needs. Control watering, thinning branches and leaves to increase the ventilation and light transmission effect between branches and leaves, can make roses bloom luxuriantly.

Culture Management of Rose Flower

1. Fertilization management: Rose likes fertilizer and is also resistant to barren. It can apply nitrogen-based liquid fertilizer once or twice in March to promote the growth of branches and leaves. It can apply phosphorus-potassium fertilizer twice or three times in April to May to promote its multiple buds and flowers. After flowering, it can no longer apply fertilizer after applying rejuvenation fertilizer. Rose is a male flower. It likes warm weather and cold tolerance. In North China and its south, it can safely winter outdoors.

2. Watering management: Rose likes to moisten but is afraid of moisture and avoid waterlogging. From germination to flowering, water can be poured more appropriately. It is necessary to moisten the soil without waterlogging. After flowering, water should not be too much. The soil should be dry and wet. In rainy season, pay attention to drainage and waterlogging prevention.

3. Pruning: Rose sprouts strongly and grows luxuriantly. If it is not pruned in time, it is easy to cause diseases and insect pests under the conditions of sultry, humid, insufficient light and poor ventilation. Therefore, it is necessary to prune once after flowering. When pruning, the choice of semi-lignified healthy branches of the current year cuttings, placed in the shade, after survival transplanted the next spring planting, but also in early spring before germination, the roots of the seedlings with roots cut off another planting.