Downy mildew of Cucurbits

required. Inside the plant, the pathogens produce haustoria, small organs with which the pathogen can take up nutrients from the living plant cells. The pathogens [...] remove crop residues and prevent splashing water. Prevent plant diseases by optimizing plant potential and crop resilience. [...] General Pseudoperonospora cubensis is a plant pathogen causing downy mildew on cucurbit crops like cucumber, cantaloupe, pumpkin, watermelon and squash

Powdery mildew

penetrates the plant cell and takes up nutrients from the epidermal layer of plant cells. Most of the fungus remains on the outside of the plant surface. On [...] provide excess nitrogen since this promotes the disease Prevent plant diseases by optimizing plant potential and crop resilience. [...] Leveillula. Damage symptoms Powdery mildew symptoms are fairly similar in all plant-pathogen combinations. The symptoms are white fluffy colonies, first and

Spider mites and other mites

signs of plant mites is also critical. This can be done by scouting the plants visually. You can also take steps to prevent plant mites from entering your [...] control Learn more about What are mites? Plant mites are a diverse group of small arthropods that feed on plant sap. They are found in a wide variety of [...] Brevipalpus phoenicis ) Each species of plant mite has its own unique characteristics and feeding habits. Plant mites generally thrive in warm and dry

Aphids

the sap of plants using their piercing-sucking mouthparts. They damage plants by causing stunting growth, curling leaves, and transmitting plant viruses. [...] host plants in the winter, and those species that do not. Species that alternate between host plants reproduce asexually on their summer host plant, migrating [...] further reduce the plant's ability to photosynthesize and grow. Wilting or death of plant: In severe cases, aphid infestations can cause plants to wilt and die

Phytophthora blight

above-ground plant parts, leaf wetness is required. Dispersal is by wind and rain causes the pathogen to be returned to the soil from infected plants. Dispersal [...] circulation Disinfect recirculating nutrient solutions Prevent plant diseases by optimizing plant potential and crop resilience. [...] and attract the zoospores. The pathogen grows into the stem and on the plant surface and new sporangiophores (structures containing sporangia, a type

Pepper

habanero. The pepper plant is native to tropical America. Pepper plants are perennials, but are typically grown as summer annuals. Pepper plants are propagated [...] The pepper plant (genus Capsicum ) belongs to the nightshade family Solanaceae. This plant genus includes all varieties of peppers, including the mild [...] into the soil or by transplanting seedlings in a greenhouse environment. Plant height can vary depending on species and variety. Tall varieties grown in

Rice root aphid

feeding on a host plant and they give birth to live offspring instead of laying eggs. Damage symptoms Because they suck the plant’s vital sap from the [...] “Honeydew” deposited on the plant by aphids promotes the growth of mould and fungus. Transmission of viral disease between plants. Life cycle and appearance [...] pest in North America that survives outdoors all year round. It can affect plants grown in both soil and hydroponic systems. Unlike other aphids , most of

Cut flowers

Hippeastrum is the Latin name for a bulbous plant that originates from Central and South America. It is a bulb plant from the large family of the Amaryllidaceae [...] a bulb as a cut flower or sold as a pot plant. Freesia : The freesia is a herbaceous perennial flowering plant from the Iridaceae family. The cultivated [...] About Many plants with an ornamental value are specially grown as cut flowers. This concerns various types. Origin, cultivation method and substrate differ

Black bean aphid

the transmission of plant viruses. Infestations start usually at the younger parts of the plant but can spread all over the plant. Nymphs and adults extract [...] extract nutrients from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to deformed leaves [...] early enough in the season, the death of young plants. Retarded growth and defoliation reduce yield. Plant sap is rich in sugars, but has a low protein content

Sciarid flies

generally do little harm to healthy plants, sciarid flies are particularly problematic in cuttings and other young growing plant material. Damage symptoms The [...] diseased to healthy plants. Direct damage is the immediate result of larvae feeding on the roots. The larvae feed mainly on decaying plant material and on [...] pathogenic fungi. Because the larvae move very little, plant death is generally local. Young plants that are kept humid and well-watered are particularly