• Powdery mildew

  General Powdery mildew is a fungal disease that is caused by many different species of fungi such as Erysiphe, Podosphaera, Oïdium, Leveillula. Damage symptoms Powdery mildew symptoms are fairly simil

• Bumblebee pollination

  delivery time. The international supply chain is well organized and strictly controlled. Koppert now has production facilities in Slovakia, Turkey, the United

• Looking Back at NECANN Boston 2025

  April 29, 2025

  loupes. Our slogans— Pesticide Reduction For Cannabis Production and BioControls for Large Scale Commercial Grows —brought in a lot of traffic. Judging [...] possible solutions. Koppert consultants show up because it’s important. Pest control is Job One in their book of business, so site visits are actively encouraged [...] environment, keeping the focus on pesticide reduction by using key biological control agents like Swirski-Mite and Isarid ™ to fight insect pests and fungi that

• Black leg of seedlings

  General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress, caused for example by too much water, too hig

• Downy mildew of Cucurbits

  General Pseudoperonospora cubensis is a plant pathogen causing downy mildew on cucurbit crops like cucumber, cantaloupe, pumpkin, watermelon and squash. Damage symptoms Downy mildew pathogens infect m

• Grey mould

  General Grey mould ( Botryotinia fuckeliana / Botrytis cinerea ) is a commonly found fungus in many environments. It survives in plant parts like bulbs and crop residues or as sclerotia (drought- and

• Fusarium wilt

  General Fusarium is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species are considered weak pathogens and can only infect

• Gummy stem blight

  General Mycosphaerella cucumis (Didymella bryoniae) is a fungal plant pathogen that causes gummy stem blight. Damage symptoms Mycosphaerella cucumis in cucumber causes brown lesions on the foot and hi

• Crazy roots, hairy roots, crown gall

  General Rhizobium bacteria are soil bacteria that fix nitrogen after becoming established inside root nodules of legumes. Additionally, pathogenic Agrobacterium s pecies have recently been assigned to

• Properly scouting for spider mite helps to avoid surprises

  July 5, 2022

  that the spider mite is under control. Additional natural enemies will no longer be of any use. Often, it’s better to control the spider mite with a corrective