colour. They appear matt, never glossy. Winged individuals have a brown-black head and thorax and a yellow-green to green or even reddish abdomen. The…
Spider mites are not actual insects but arachnids. They are extremely tiny and often go unnoticed until they cause severe damage to plants by sucking…
leaves when humidity is high and wind-dispersed to neighbouring ears where they can infect seeds at any stage up until soft dough stage. Infection…
mildew are not fungi but Oomycetes and related to Pythium and Phytophthora. They survive as oospores. From these oospores or surviving mycelium…
that play a crucial role in biological pest control. They are considered "beneficial" because they parasitize and kill insect larvae, effectively…
other small organisms such as whitefly , tarsonemid mites and rust mites. They can also feed on pollen which is useful because the predatory mites can…
collapse of plants happens rapidly. Leaves remain green after wilting, until they are completely desiccated. Infected stems show long, dark brown…
be observed with the naked eye). They can appear either below ground (hypogeous) or above ground (epigeous) where they may be picked by hand.…
especially produced to demonstrate coloured flowers in spring and summer. They are easily divided in four different categories: Hardy annual plants…
Feltiella, and Swirskii. Together, they create an effective mix. You can see them soon after they have been released and they get right down to doing…
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