Phytophthora blight

thrive at soil temperatures between 15 and 23 °C and higher water content than is optimal for crop growth. Phytophthora overwinters in roots, infected tubers [...] spreads more rapidly when the water content of the soil or substrate is higher than normal or optimal for crop growth. How to prevent Phytophthora blight Apply

Pomegranate wilt complex

bands in the stem and roots. Disease cycle The fungus survives for more than 7 years in infected plant debris and soil. The pathogen spreads through planting

Cotton aphid

aphid ( Aphis gossypii ) is an extremely polyphagous aphid found on more than 700 plant species. Crop plants attacked by this aphid include cotton, citrus [...] important vector for viral diseases. This aphid species can transmit more than 50 different viruses, including the cucumber mosaic virus. Nymphs and adults

Pollination checklist tomato

provide a precise picture of the situation. Flowers that are open for longer than one day have between one and five bite marks Check the work of the bumblebees [...] relative humidity (RH) of between 50% and 80%. A relative humidity of more than 80%-85% will result in pollen not being released and the bumblebees will [...] internet, or consult an adviser. You should preferably not position more than three hives together. Ensure that the hive exits point in different directions

Anthurium

popular colour. Other types include the obake anthuriums which are larger than the standard ones and their spathe has a more prolonged shape that comes

Rose

Rosaceae. Rose also refers to the flowers the plant bears. There are more than one hundred rose species and thousands of different cultivars. The rose is

Sweet pepper

in red peppers. Red coloured peppers also contain twice as much vitamin C than green peppers.

Wheat

beginning of June. This flowering period is rather long (usually lasting longer than a week), because not all flowers of one single plant open at the same time

Orchid

plant’s flower are usually colourful and fragrant. Nowadays there are no less than 28,000 known species, divided in about 763 genera. In addition, the flowers

Pumpkin, squash and gourd

as 4 centimetres (1.6 inch) and some commercial specimens can weigh more than 300 kilograms (660 lbs).