What are the common pest and disease control methods for the Blireana plum (Prunus × blireana)?
Because the Blireana plum (Prunus × blireana) combines the flower form of plum blossom with the advantages of the purple-leaf plum's dense blooming and purple-red foliage, it is a relatively new type of ornamental flowering tree with both beautiful flowers and leaves, suitable for potted display and for making bonsai. However, the Blireana plum (Prunus × blireana) is also susceptible to pests and diseases. So how exactly should pest and disease control be carried out for the Blireana plum (Prunus × blireana)?
Blireana plum (Prunus × blireana)
The main diseases include leaf spot and gummosis. In addition to strengthening management to keep the plants growing vigorously and increasing their disease resistance, a broad-spectrum fungicide such as chlorothalonil or carbendazim can be sprayed 2 to 3 times in succession in early summer and early autumn each year. When disease occurs, broad-spectrum antibacterial agents can also be sprayed. It is best to alternate several agents to avoid developing resistance.
The main pests include aphids, slug moths, red spider mites and longhorn beetles. Broad-spectrum insecticides such as dichlorvos can be used for control, but agents prone to causing phytotoxicity, such as omethoate, should not be used. For stubborn pests such as longhorn beetles, injecting the undiluted pesticide into the trunk can be used for control.
Pests and Diseases of the Blireana plum (Prunus × blireana) and Their Control
Growth Habits of the Blireana plum (Prunus × blireana)
The Blireana plum (Prunus × blireana) is a shade-tolerant species that very much likes to grow in a sunny environment. It has relatively strong cold resistance and drought tolerance, likes humid air, but fears waterlogging. The Blireana plum (Prunus × blireana) is not strict about soil requirements, as long as it is slightly acidic clay soil. It greatly dislikes air pollution, dislikes waste gases such as sulfur dioxide and automobile exhaust, and is also extremely sensitive to pesticides such as dimethoate.
Pests and Diseases of the Blireana plum (Prunus × blireana) and Their Control
Disease Control
Leaf spot, leaf shot hole and gummosis are common diseases of the Blireana plum (Prunus × blireana). The methods to deal with them are: in early summer and early autumn each year, remember to spray broad-spectrum fungicides such as chlorothalonil 2 to 3 times in succession, and especially when disease occurs, spray fungicides for control. After pruning in winter, burn the pruned diseased and pest-infested branches and dead branches in a centralized manner, and do not forget to clean up fallen leaves. In routine care, keep the tree pit clean and remove weeds promptly. In addition, strengthen water and fertilizer management.
Pest Control
Aphids, slug moths, red spider mites and longhorn beetles are common pests of the Blireana plum (Prunus × blireana). When pests occur, broad-spectrum insecticides such as dichlorvos can be used for control, but pesticides prone to causing phytotoxicity, such as omethoate, should not be used. If stubborn pests such as longhorn beetles occur, the trunk injection method with undiluted liquid is the best choice.
That is all for now on the pests and diseases of the Blireana plum (Prunus × blireana) and their control. I hope fellow flower growers will follow these suggestions, treat the problem according to the cause, and grow healthy and beautiful Blireana plum (Prunus × blireana)!
Pest and Disease Control of the Blireana plum (Prunus × blireana)
The Blireana plum (Prunus × blireana) is not strict about soil requirements. Light clay, loam and sandy loam can all support normal growth, with loam being the best. Because it is a hybrid of the purple-leaf plum and the palace pink plum blossom, it combines the advantages of both and has a certain tolerance to salinity and alkalinity. The author once trial-planted the Blireana plum (Prunus × blireana) in soil with a pH of 8.7 and a salt content of 0.2%, and no adverse reactions were seen. The Blireana plum (Prunus × blireana) is not tolerant of waterlogging and should be planted in a high, dry location. It should not be planted in low-lying areas or beside ponds, and when planted in lawns the terrain should also be raised appropriately. The Blireana plum (Prunus × blireana) likes light and is not tolerant of shade. If planted under large trees or in shaded areas, it will grow poorly.
Pest and Disease Control
1. Common pests includeaphids, slug moths, red spider mites, longhorn beetlesand others. If they occur, broad-spectrum insecticides such as dichlorvos can be used for control, but pesticides prone to causing phytotoxicity, such as omethoate, should not be used. For stubborn pests such as longhorn beetles, the trunk injection method with undiluted liquid can be used.
2. Common diseases includeleaf spot, leaf shot hole, gummosisand others. In addition to strengthening water and fertilizer management, active prevention should also be carried out. In early summer and early autumn each year, spray broad-spectrum fungicides such as chlorothalonil 2 to 3 times in succession. When disease occurs, broad-spectrum fungicides should also be selected for control, and alternating use is better. After pruning in winter, burn the pruned diseased and pest-infested branches and dead branches in a centralized manner, and clean up fallen leaves. During routine care, keep the tree pit clean and do not let weeds grow.