PEST
 
   NAME
     Tea Scale
     Fiorinia theae
 
   ORDER
     Hemiptera

Description of the Pest
This is a hard scale & does not produce honeydew. Females are 3mm long with a parallel ridge along the top to the margins and males are smaller. Tiny, winged adult males emerge from their scale coverings.

Appearance and Distribution of the Pest
Scales appear on both surfaces of the leaves, particularly along the veins. The pest may be found wherever its host plants (camellias - “tea” plants are grown. 

Life Cycle
This insect has a Hemimetabolous life cycle, ie. When the immature nymphs resemble the adults.
Several generations occur each year.

Period of Activity
Most activity occurs during the warmer months, when new growth is prevalent.

Damage Caused
Yellowish patches appear on the upper surface, giving the epidermal layer a rusty appearance. The patches correspond to dense colonies of small scales along the leaf veins. Leaf fall may result from heavy infestations.

Susceptible Plants
Camellias; some varieties are more susceptible than others. It may also be found on ferns, palms orchids and figs.

Cultural Control
Remove and destroy infested branches. Wash light infestations with soapy water.

Biological Control
None known.

Chemical Control
Spray with white oil and, if required, a contact insecticide.
Note
Always read the label for registration details and direction of use prior to application of any chemicals.