Tiger Skin Orchid Root Rot Prevention and Control Measures
Today's editor will explain the topic of preventing and controlling tiger skin orchid root rot. Let's learn about it together.
Distribution and Harm: It occurs from time to time in various tiger skin orchid cultivation areas. It harms the roots of various flowers such as tiger skin orchid and kaffir lily, causing poor growth and even plant death in severe cases.
Symptoms: The roots are first affected, with brown necrotic spots appearing on the roots, gradually expanding to the entire root system rotting, the leaves showing a gray-green and dull appearance, and the leaf tips drying up.
Incidence Regularity: The pathogen adheres to the diseased residual tissue in the soil to overwinter and spread. When the pot or nursery has poor drainage, is damp and waterlogged, suffers from frost damage, has weak growth, the environment is stuffy and poorly ventilated, the disease often occurs severely.
Tiger Skin Orchid Root Rot Prevention and Control Measures
① Strengthen horticultural management, select sandy loam with good permeability, water appropriately, keep it slightly dry rather than wet, pay attention to ventilation and light, and pay attention to moisture removal in greenhouses and plastic greenhouses.
② Once diseased plants are found, dig them out promptly, wash with clean water, cut off the diseased roots, immerse in a 50% carbendazim wettable powder 200x solution to sterilize for 3 minutes, then dry in the sun for 2-3 days, discard the original soil, disinfect the old pot, replace with new soil, and replant.
The detailed introduction of the tiger skin orchid root rot prevention and control measures shared above, I hope everyone will like it!