Common elderberry pests and diseasesLet’s first understand what are the common diseases and pests of elderberry? DiseasesSpot and gray spot are common diseases of elderberry. The symptoms of leaf spot disease are circular spots on the leaves, which are brown on the outside, grayish white on the inside, and have small black spots on the surface. The symptoms of gray spot disease are round or oval spots on the leaves, which are brown in color, light in the middle and darker on the outside. PestsThe main pests of elderberry are the transparent wax cicada, the East Asian elderberry aphid, the elderberry tail moth, the leopard moth, and the red hawkmoth. Methods for controlling elderberry pests and diseasesDisease treatment methodsFor the treatment of spot disease, use thiophanate-methyl wettable granules or carbendazim visible granules in proportion and multiples for effective prevention and control. The same applies to gray spot disease. The prevention and treatment of both diseases are carried out once a week, and there will be improvement after 3 to 4 treatments. Pest treatment methodsDifferent drugs should be selected for different insect pests. For example, for the damage caused by the transparent wax cicada, use the wettable powder of cypermethrin to control it; for the damage caused by the leopard moth and the red hawk moth, use the suspension of diflubenzuron to control it. For the elderberry tail moth, the insect and larval stages should be divided into different control stages. |
<<: Diseases and Pests of Pinus truncatula and Their Control
>>: Diseases and Pests of Silk Cotton Tree and Their Control
1. Sowing time Verbena grows best in a warm envir...
When to plant edamame in spring It is generally m...
Gardenia likes the sun Gardenia loves the sun ver...
1. Increase lighting 1. Reason: Without sufficien...
Introduction to Bamboo Growth Phyllostachys nanmu...
Wind and Light The purse flower has very high req...
1. Cut into small pieces Cut the sprouted ginger ...
Breeding time Primroses are mostly grown by sowin...
1. Maintenance methods 1. Temperature: It likes h...
How to cultivate Phoenix orchid Soil and Fertiliz...
The difference between planting flowers in ordina...
1. Moisture treatment When raising Fuji fruit tre...
Dragon fruit seed planting time Pitaya is a peren...
1. How to grow alum root 1. Light: Alumroot likes...
Shepherd's purse seeds introduction Shepherd&...