• Pepino mosaic virus

  green patches) Leaf distortion or bubbling Yellowing or chlorosis On fruits Marbling or uneven ripening Yellow or orange discoloration Necrotic streaks or

• Whitefly

  of whitefly damage: Yellowing of leaves: Whiteflies feed on plant sap, which can cause the leaves of infested plants to turn yellow and eventually drop [...] transmitting harmful viruses. Their feeding weakens plants, causes leaf yellowing and leads to honeydew deposits that reduce crop quality. Effective whitefly [...] rest. Color: As their name suggests, whiteflies are usually white or pale yellow in color. This is due to the wax produced by the adults, which is covering

• Diamond back moth

  flattened eggs of the diamond back moth (Plutella xylostella) are initially yellow or pale green and later darken. They are deposited singly or in small groups [...] The body tapers at both ends and is green, sometimes suffused with pale yellow, with a few short hairs and small white patches. The larva has five pairs [...] may occur in the florets. Initially, the pupa is pinkish-white to pinkish-yellow and changes to brown before adult emergence. The adult of the diamond back

• Beet armyworm

  after several days, revealing small, drab yellow-green caterpillars . Their colour gradually changes to yellow, green, brown or even black. The colour and [...] can be 25 to 38 mm in length, with dark, wrinkled stripes dorsally and a yellow band running the length of the body on either side, above which there is

• Horiver Drystick

  particularly well for bugs such as Lygus spp. and Nesidiocoris tenuis. Pests Yellow: Whitefly , Nesidiocoris tenuis White: Lygus spp. Mode of action Insect [...] Polysterene cards coated with dry sticky glue. Available colours and sizes Yellow: 10x25 cm; 25x40 cm White: 10x25 cm; 25x40 cm Numbers per package 10x25

• Rose

  size, but are often ornate and bright coloured. Colours range from white to yellow, pink and orange to red, the most popular colour.

• Spider mites and other mites

  signs of spider mite damage include yellowing or browning of leaves, stippling or mottling of leaves (small white or yellow spots), and webbing on leaves and [...] often cause yellow-brown spots and discoloration on the leaves. Some species induce the formation of leaf gall. Infested fruits can show yellow or brown spots [...] are typically less than 1 millimeter in size, and range in color from pale yellow to green, brown, or red. They have eight legs and are closely related to

• Cabbage moth

  whole plant. There are six larval instars, with the youngest a transparent yellow to grey-green with a characteristic brown-black head capsule. After the [...] the third moult, the caterpillar is green with a dark back and thick, yellow, lateral longitudinal stripe. The full-grown caterpillar varies in colour from

• Tomato russet mite

  portion of plants. When newly laid they are creamy white but turn to a patchy yellow as they age. The mites have two nymphal stages: sometimes they are also [...] The adults develop after about two or three days. They are cream to orange-yellow in colour, wedge-shaped and very small (roughly 0.17 mm in length), with

• Cotton aphid

  always black, whatever the body colour, which can vary widely, from light yellow to light green, or even a green-black colour . This body colour depends [...] d colonies at a high temperature can be much smaller (from 0.9 mm), and yellow or cream-coloured. Cotton aphids have red eyes and relatively short antennae