Leek

‘trenching’). The plant is usually sold as a small seedling and planted in a greenhouse. Later on, as weather permits, the leek is planted outside in the [...] are all classified as cultivars of Allium ampeloprasum . The part of the plant that can be eaten is at times erroneously called a stem or stalk. This part [...] the soil. Once outside, the plant is rather hardy and many varieties can be left in the soil during winter and harvested when there is a need for them.

Potato

‘potato’ ( S olanum tuberosum ) is used to refer to the plant itself or its edible tuber. The plant is an herbaceous perennial and came to Europe from Latin [...] rice. Potato plants grow up to some 60 cm tall. Its leaves die after flowering, fruiting and the development of the potatoes. The plant’s flowers vary [...] blue, to purple and have yellow stamens. After the flowering phase, the plants grow small, green fruits which look like cherry tomatoes and contain about

Pea blight, leaf and pod spot

years with non-host crops Bury or remove crop debris Prevent plant diseases by optimizing plant potential and crop resilience. [...] General Ascochyta pisi is a fungal plant pathogen that causes A scochyta blight on pea (leaf blight or pea blight) and lesions of stems, leaves, and pods

Leaf stripe

barley until soil temperature is higher than 12-15 o C Prevent plant diseases by optimizing plant potential and crop resilience. [...] which makes it look shredded. This is typical for this disease. Infected plants may be stunted and heads may be distorted and failing to emerge from the

Hop

a small genus of flowering plants in the family Cannabaceae. Hops are the female flowers (seed cones, strobiles) of the plant and are considered the main [...] ingredient in making beer. Although frequently referred to as hops “vine”, this plant is technically a bine. Bines have stout stems with stiff hairs to aid them [...] Hemisphere where currently the most acreage of production occurs. Although these plants have a very long life cycle, with the continued popularity of microbrews

Two-spotted spider mite

mite damage Larvae, nymphs and adults cause damage to the host plant by feeding on plant sap. They mainly occur on the underside of leaves where they pierce [...] reduced plant growth. As damage increases, whole leaves turn yellow, and as more cell sap is removed, the leaf, and eventually the whole plant, may die [...] they feed on plant sap. They produce fine webbing over the infested area. Damage: Spider mites can cause damage to leaves by piercing the plant cells and

Fly pollination

ly assist plants in the pollination process as they visit flowers in search of food, such as nectar or decaying organic matter . Many plants have evolved [...] generalist when it comes to choosing plants for pollination . These adaptable insects can pollinate a wide range of plants, making them valuable in diverse [...] grains and ornamental plants for seed production. These flies are often applied in tents or other small isolation units with a few plants or when the amount

Wheat

east of the Mediterranean. The wheat plant is an annual plant which is sown either in spring or autumn. The plant flowers from about the end of May to [...] (usually lasting longer than a week), because not all flowers of one single plant open at the same time.

False spider mites

leaf blade. The damage often leads to premature ageing of the plant. In some crops, plants can become misshapen, presumably because the mites secrete a [...] Tenuipalpidae have a worldwide distribution and can be found on many cultivated plants. Several species have been reported, especially by growers of greenhouse [...] flat compared to other mites. Most species that cause damage to cultivated plants belong to the genera Brevipalpus and Tenuipalpus . The most common species

Black vine weevil

into corms, rhizomes and stem bases of plants. Larvae can also feed above ground within the stems of the plants. Both adult beetles and larvae are polyphagous [...] polyphagous and feed on a large number of plant species. High populations of larvae can destroy plants under field conditions. Established crops are more [...] more resistant to damage than young plants or just planted cuttings. The adult beetles are only active at night, taking round bites out of the leaves, starting