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Rhododendron leaves turning black at the tips and yellowing without growing? One trick will fix it
Click [Follow] in the top right corner to follow the Lanyao Garden Toutiao account, and send a private message with "Rose Course" to receive 4 free rose care lessons! This is day 917 of Lanyao's daily original articles. Yesterday Lanyao shared two basic precautions about repotting...
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How to Propagate Rhododendron pulchrum? A Complete Guide to Propagation Key Points
Rhododendron pulchrum is suitable for planting in mass beds; when in bloom, its ornamental value increases greatly and it is very beautiful. In addition, Rhododendron pulchrum is also very suitable for planting beside rocks, by pond edges, and along lawn borders. Nowadays, more and more flower enthusiasts grow Rhododendron pulchrum in pots in hotels, homes, and other places to improve the indoor environment.
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When does the Rhododendron pulchrum normally bloom each year?
When does Rhododendron pulchrum bloom?
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Where are rhododendrons distributed? Introduction to the main producing areas
The distribution of rhododendrons
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Using iron nails to grow orchids is fine, but never use them on rhododendrons, or you will get the opposite of what you want.
Using iron nails to grow orchids is fine, but never use them on rhododendrons, otherwise you will really lose the chicken and the rice as well. Friends who have grown orchids or succulents may know that placing rusty iron nails in flower pots can effectively promote...
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What are the methods for controlling rhododendron pests?
The main pests of rhododendrons are red spider mites, rhododendron lace bugs and aphids. For red spider mites, pruning or spraying with abamectin can be used for control; for rhododendron lace bugs, removing diseased leaves or spraying with imidacloprid can be used for control; for aphids, washing, sticky traps or spraying with imidacloprid can be used for control.
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What are the diseases of rhododendrons and their control methods?
Rhododendron diseases mainly fall into two categories: physiological diseases and infectious diseases. For physiological diseases, you need to remedy and improve the factors causing the rhododendron's discomfort; for infectious diseases, you need to use chemical agents to control them according to the cause. Pay special attention to sooty mold, which requires treating the insects first and then the fungus.
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What are the cultivation methods for hybrid rhododendrons?
Soil: Hybrid rhododendrons like fertile, loose, slightly acidic sandy loam. Light: They like light, and normally need to be given sufficient light conditions. Water: When watering, you must control the amount well, neither watering too much so that water accumulates in the soil, nor watering too little so that the plant lacks water. Temperature: Keeping it in an environment of 15-25°C is sufficient.
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What Is Rhododendron Leaf Spot? Symptom Identification and Control Methods
What is rhododendron leaf spot? How to control it. Please introduce rhododendron leaf spot: Symptoms: It mainly infects the leaves. In the early stage of the disease, small reddish-brown spots appear on the leaves and gradually expand into round lesions, or irregular polygonal lesions, dark brown, 1mm-5mm in diameter. In the later stage, the tissue in the center of the lesion turns grayish white...
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