Orchid Pests and Diseases

Pest: Mealybugs on orchids | How To Get Rid of ...

Mealybugs and Scales are probably the most common insect pest after scales on orchids. Mealybugs can cause loss of leaves, buds and flowers through their feeding and also weaken the plants....

Pest: Scales on Orchids | How to get rid of orc...

Scales are probably the most common insect pest on orchids. There are at least 27 species of scale identified. They are classified as soft scale and hard scale. Fortunately, the hard scale is rarer on...

Bacterial Diseases: Bacterial Brown Spot | Ser...

SYMPTOMS The symptoms may appear anywhere on the leaf as a small, soft, water-soaked blister. Initially light or yellowish-brown or lighter green in colour, the infected spot enlarges, coalesces and...

Bacterial Diseases: Bacterial Soft & Brown Rot ...

SYMPTOMS Typical symptoms were soft rots characterized by moist and watery decay of the one or whole leaves, which initiated as small water-soaked lesions and enlarged rapidly to the entire...

Fungal Diseases: Fusarium Wilt | Series 5

SYMPTOMS Major causes for Fusarium are high salt content in the irrigation water and potting medium kept too moist for too long. Roots begin to rot and the base of...

Fungal Disease: Botrytis | Series 4

Botrytis causes small brown rotting spots on orchid blooms when the air is cool and damp, as well as locations with poor air circulation and limited sunlight. Petal blight typically is not fatal...