2. Rhododendron likes a cool, humid and ventilated semi-cool environment, which is afraid of extreme heat and cold. The suitable growth temperature is 12℃ to 25℃. When the temperature exceeds 35℃ in summer, the new shoots and leaves grow slowly and are in a semi-dormant state. Sun protection is required in summer, and attention should be paid to keeping warm and cold in winter.
3. Avoid exposure to the hot sun. It is suitable for growing in scattered light with low light intensity. If the light is too strong, young leaves will be easily burned, and both new leaves and old leaves will be burned, which will lead to plant death in severe cases. Cold-proof measures should be taken when planting rhododendron in the open field in winter to ensure its safe overwintering.
Extended data:
Rhododendron is an excellent bonsai material with rich leaves, beautiful and colorful, strong germination, pruning resistance and strange roots. Gardens are most suitable for planting in clusters near forest edges, streams, Chi Pan and rocks, or scattered under sparse forests.
Some flowers can be used as medicine or extract aromatic oil, bark and leaves can be made into baking glue, and wood can be used as handicrafts. Rhododendron has developed root system and is a good soil and water conservation plant.
Rhododendron is also a good material for hedges, and Mao Juan can also be pruned and cultivated into various forms. Rhododendron Garden has its own characteristics. Dark green leaves are suitable for planting as low walls or barriers in the garden. Even though azaleas always give people a lively and noisy feeling when they are in full bloom, they are not in the flower season.