Damping-off General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or…
chrysanthemums are more striking than the wild varieties. The flower heads can look like daisies or pompoms or buttons. This particular genus consists…
The plants die every year in temperate climate, but in greenhouses they can sometimes sustain up to three years. A great number of tomato varieties…
The main colours are white, yellow, orange, red and pink, but one flower can have petals in varying colours. In addition, the gerbera is also used as…
orange, and is often a bit reddish on the side that caught the sun. Its skin can be either smooth (botanically: glabrous) or have a more velvety feel…
soil or by transplanting seedlings in a greenhouse environment. Plant height can vary depending on species and variety. Tall varieties grown in…
persicae subsp. persicae ) is the most important vector of viral diseases. It can transmit at least 100 different viruses and is thus rightfully…
larvae and have a typical pink colouration on the dorsal surface. Caterpillars can temporarily be found outside the leaf mines or fruit. Pupation…
already have enough energy to develop their eggs. As a result they immediately can start laying eggs after release and don’t needs to get energy from…
larvae of flies , thrips pupae, nematodes and other soil living pests, which can be found in high numbers in greenhouses in soil which has been…
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