African Black Beetle
Scientific Name: Heteronychus arato
General Description: The adult beetle is mostly seen as a shiny black, stout bodied beetle approximately 10-15 mm long. Newly hatched larvae are about 5 mm long with six legs, white bodies and pale brown heads. Fully grown larvae are 25-30 mm in length with a creamy-white body and light brown head.
Seasons of Activity: Spring and Summer
Key Distinguishing Feature: The Larvae does the most damage to turf. Once the beetle lays the egg it crawls to the surface and dies shortly after.
Key Products for Control: Acelepryn Insecticide 15mL/100m2 in 6-10Ltrs water watered in
Lawn Grub, Lawn Army Worm
Scientific Name: Spodoptera mauriti
General Description: Fully grown larvae grow up to 45mm long and 7mm wide, with an inflated brown/green sausage-like appearance with a body width much greater than that of the head capsule. They possess three pairs of walking legs on the thorax and five pairs of fleshy 'pro-legs' on the abdomen. If disturbed, they curl into a tight spiral.
Seasons of Activity: Spring/Summer
Key Distinguishing Feature: Army Worm spend their days in the thatch of turf grass below the leaf and come up at night to feed.
Key Products for Control: Acelepryn Insecticide 15mL/100m2 in 4Ltrs of water will give 6 months control
Scientific Name: Aceria cynodoniensis
General Description: Couch mite are very small and difficult to see without the use of a microscope. They are more easily identified by the damage they cause to turf grass.
Seasons of Activity: Couch mites are active throughout summer, particularly during hot and dry conditions.
Key Distinguishing Feature: Turf affected by couch mite become severely stunted often taking on the appearance of a witches broom
Key Products for Control: Products containing Abemectin are effective for mite control. Contact LawnPride for possible mite control options.
Scientific Name: Pseudococcidae
General Description: Males are small aphid-like winged insects. Female adults are oval-shaped and covered by a white waxy coating giving them a mealy appearance, and are around 3 mm long. They form colonies on shoots, stems, and leaves, developing into white masses.
Seasons of Activity: Mealybugs prefer mild warm conditions with temperatures around 25°C and high humidity. Populations can build rapidly if conditions become favourable as conditions cool into autumn.
Key Distinguishing Feature: Mealybugs excrete a sticky substance called honey dew, providing a perfect medium for sooty mould growth.
Key Products for Control: Contact LawnPride for possible Mealybug control options.