whitish, yellowish or green with black cross bands behind the head, broken along the midline, and a large horseshoe-shaped spot on the back of the…
pots. They produce acid webs (pH 2.7 or less) consisting of central tubes along which they move, as well as more net-like parts bearing numerous…
leaves themselves can shrivel. Onion thrips (Thrips tabaci) is found mostly along the main leaf veins, with most damage evident where these veins…
are 1.7 - 3.6 mm long, elongated, with a dark longitudinal stripe running along the dorsal surface. In green individuals, this stripe is dark green,…
long and they have parallel rows of tiny depressions running lengthwise along their wing covers (elytra). Both larvae and adults are primarily…
Gerbera flowers deform and discolour with the leaves turning bronze, mainly along the midrib. Even a mild infestation can cause enormous damage, and…
full-grown caterpillars are 20 to 30 mm long and have a creamy white colour. Along the dorsal surface of the body there are pairs of dark dots. The…
of the males. The back is marked with a broad cream or light brown band along the back, which is sometimes constricted to form one or more…
of the tobacco whitefly ( Bemisia tabaci ) are held vertical and parallel along the body. Damage symptoms The larvae of whitefly need a lot of protein…
literally means ‘fringed wings’, and refers to the eyelash-like fringe of hairs along both edges of the thin wings. There are more than 6,000 known…
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