• Tomato leaf miner

  larval instars, a pupal instar and the adult fly. Adult leaf miners are small yellow and black coloured flies , at most only several millimetres long. When the [...] Larvae of Liriomyza bryoniae are transparent white, older larvae have a yellow head. When the larva hatches from the egg, it begins to eat into the leaf

• American serpentine leaf miner

  larval instars, a pupal instar and the adult fly. Adult leaf miners are small yellow and black coloured flies , at most only several millimetres long. When the [...] from feeding spots. The larvae of Liriomyza trifolii are entirely ochre-yellow. When the larva hatches from the egg, it begins to eat into the leaf at

• Gerbera

  that differ greatly in size, shape and colour. The main colours are white, yellow, orange, red and pink, but one flower can have petals in varying colours

• Spider Mite Control: The Essential Guide

  and suck out the contents. These dead cells become yellow. As damage increases, whole leaves turn yellow and as the chlorophyll is removed, the leaf, and

• Flowering potted plants

  more petals and their colour varies from white to pink, red, orange, peach, yellow and purple. Phalaenopsis is also known as the moth orchid. Its genus consists

• Chrysanthemum

  that are produced for commercial, horticultural purposes. Traditionally, yellow is the main colour of this flowering plant. Nowadays, a wide range of other

• Soybean

  vary greatly in size and the hull can be black or brown, but also blue, yellow or green. When planting soybean plants, there is considerably more protein

• Downy mildew of Cucurbits

  lesions on the upper leaf surface, bordered by the veins, which are first yellow and then turn brown. On the underside of the leave fluffy growth appears

• Horiver Disc

  Polysterene disc coated with dry sticky glue. Available colours and sizes Yellow: 18 cm diameter Numbers per package 50 pieces Application Remove the silicone

• Citrus mealybug

  the sap from the plant, stunting growth and causing deformation and / or yellowing of leaves, sometimes followed by defoliation. The overall effect is a reduction [...] shorter than 20% of body length. They produce little wax, so that the light yellow to pink body is visible through its waxy covering. There is often a darker