• Northern Corn Rootworm

  corn, with the following consequences: When corn silks are cut all the way back to the ear and when beetle populations are high, the insects can interfere [...] late summer/early fall and each can lay up to 300 eggs. Northern corn rootworm eggs remain dormant in the soil through fall and winter until late spring/early [...] corn host) and hatch after corn has been replanted. Univoltine and semivoltine rootworms can interbreed, and they coexist in population patches across c

• Predatory Mites: Should I Order Bottles or Sachets?

  May 31, 2024

  was developed to answer all these questions and point you in the correct direction in choosing which predatory mite formulation to use for your growing [...] a feeder mite (for the predatory mite to feed on), and a carrier, such as bran (food source for the feeder mite). How do they work and how long do they [...] Which Sachet is Best for You? The total number of predatory mites that walk out from these sachets is a far better value for your wallet and protects your

• Onion thrips

  (Thrips tabaci) is distributed throughout the world. It is found outdoors on many plants and particularly damaging on onions, leek, and in greenhouses on [...] carnations, bulbs and many others. Damage symptoms Thrips cause damage to plants by piercing the cells of the surface tissues and sucking out their contents [...] the plant is reduced by loss of chlorophyll. When infestations become serious the leaves themselves can shrivel. Onion thrips (Thrips tabaci) is found mostly

• Tomato looper

  belongs to the family of Noctuidae . It is a tropical and subtropical species originating in the Mediterranean and northern Africa. The larva is highly [...] brown. The body is brown and hairy and, when at rest, the hairy dorsal plume is characteristically distinct. The antennae are long and thin. The eggs are [...] white to pale green, shiny, dome-shaped with 28 to 32 vertical ribs. They are deposited singly or in pairs throughout the crop, on the lower and upper

• Do you think you have Cannabis Pests?

  June 27, 2024

  identifying and removing cannabis pests naturally and for good. Whether you are growing cannabis indoors or outdoors it is important to observe and monitor [...] cards and walk-throughs need to be counted and performed on a weekly basis. This is important for a few reasons: Horiver cards will allow you to observe [...] instar thrips larva and eggs. That is why they are best used in conjunction with other products including, Thripor and Entomite . Thripor is the predatory bug

• Cabbage leafroller

  cycle and appearance of Cabbage leafroller An adult female is 12 mm long and is ochre-yellow with darker markings. The male is slightly smaller and slimmer [...] antennae are thin and of medium length. The moths fly when it is dark. The yellow eggs are laid in batches of 10 to 90 pieces and covered with a gelatinous [...] cabbage leafroller (Clepsis spectrana) is native to North-West Europe. It is a highly polyphagous species causing damage to field grown cabbage, apple, pear

• Aphelinus abdominalis

  abdominalis is 2.5 to 3 mm in length, with short legs and short antennae. Females have a black thorax and yellow abdomen. Males are slightly smaller and their [...] dry and at its introduction site for a few days The dosage of Aphilin depends on climate, crop and aphid density and should always be adjusted to the [...] products for advice on the best strategy for your situation. Best conditions for use of Aphelinus abdominalis The parasitic wasp Aphelinus abdominalis is effective

• Maximize pollination in tomato

  bumblebees and humans, it is crucial to position the hive in a visible location. This allows both the bumblebees and people to easily identify and access the [...] commercial bumblebees can be a game-changer. Bumblebees are efficient and reliable pollinators, and when used strategically in combination with the right practices [...] temperature and humidity ranges. They are most active between 8 °C and 28 °C, with a gradual decrease in activity beyond 28 °C. It is important to provide

• Encarsia formosa

  wasp is approximately 0.6 mm long, with a head that is dark brown to black in colour, a dark brown to black thorax, and a yellow abdomen. The male is entirely [...] the host, leading to its death and thereby contributing to the reduction of whitefly numbers. Encarsia formosa is highly adaptable and can adjust its parasitism [...] farmers and gardeners aiming to reduce the reliance on chemical pesticides. Encarsia formosa is used for the control of the following pests: Greenhouse whitefly

• Root rot of carrot

  ar and intercellular mycelium. Conidia buried in nonsterile soil remained viable at 0°C and 3°C for 12 months, at 6°C for 6 months, and at 12°C for 2 months [...] symptoms Rhexocercosporidium carotae is a slow-growing fungus that can infect both roots and foliage. The infection starts with small black spots over the entire [...] level. Årsvoll was the first to identify and describe the fungus in Norway, in 1965. An infection can occur through the soil and the air. The fungus develops