Orchid Pests and Diseases

Fungal Diseases: Leaf Spotting | Series 2

Posted by Team Orchid-Tree on

Symptoms Leaf spotting infections are caused by Cercosporoids, Guignardia & Phyllosticta & Septoria. Generally the symptoms appears as yellow, brown or black spots on the leaves or underneath leaves.     Treatment Spray the plants with mentioned dosage and clean the growing area with Hydrogen Peroxide diluted with water at a 1:10 ratio.  Following Fungicide is effective: Chemical Name: Combimnation of Boscalid and  Pyraclostrobin (Brand: Signum, Visma etc.) 1g/L of water This chemical combination is also effective against: Anthracnose Blossom blight Crown and basal rot Phytophthora aerial blight Crown and soil-borne diseases Keeping the plants drier will help to keep infection...

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Fungal Diseases: Black Rot | Series 1

Posted by Team Orchid-Tree on

Black Rot Black rot is caused by one or both, fungi Pythium and Phytophthora spp. They both feed on the root system, which causes stunted growth and death. They are both easily transmitted from plant to plant; it spreads by water irrigation, gardening tools, and human activity. Root rot disease is favoured by growing conditions that are too wet, such as when the growing medium does not drain quickly or when weather doesn’t allow rapid drying.  Symptoms This disease is very contagious and is primarily a root disease, but symptoms may be above the ground. Infected orchids generally show brown to black coloured canes starting from...

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Common Orchid Pests and Diseases Diagnosis, Treatment and Prevention | Table of content

Posted by Team Orchid-Tree on

We wish, you never have to go through this blog and your plants live healthy forever.  However just incase you find your precious orchids struggling, you have to give them best of the care and treatment at the right time to save them. With that in mind we are starting a series on the most common orchid diseases and pests identification, treatment and prevention.  This blog is an index or table of content for the entire series. What you’ll learn: how to identify, treat and prevent orchid pests and diseases. You will be able to click on the each of them as and when...

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