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Select Your Pest

A failed pesticide screening can kill your entire crop just as readily as the pests that are attacking it. You have alternatives to controlling pests with chemicals. Beneficial insects and predatory mites can help.

Spider Mites Tetranychus urticae

There are over 1,200 species of spider mite in the world. The two-spotted spider mite, or Tetranychus urticae Koch, may be the most common pest in Cannabis production. Two-spotted spider mites are easily identified by the two ‘spots’ o… [Read More]

Aphids Phrorodon cannabis, Aphis gossypii, Myzus spp.

Key Features of Aphids: Successful control of aphids using biocontrol agents requires swift action and proper identification. Slow moving and easily crushed between two fingers, aphids are deceptive. They’re easy to kill...Right? With the… [Read More]

Thrips Frankliniella occidentalis

There are several species of thrips that feed on cannabis. In cannabis production, the most common is the Western Flower Thrips, Frankliniella occidentalis. However, other similar thrips species like onion thrips and even Echinothrips have been found… [Read More]

White Fly Trialeurodes vaporariorum, Bemisia tabaci

Whiteflies are not true flies, but belong to the order Hemiptera (true bugs). Together with aphids and scale insects, they belong to the division Sternorrhyncha. The whiteflies form the family Aleyrodidae. The most common species are the greenhouse w… [Read More]

Root Aphids Rhopalosiphum rufiabdominalis

The rice root aphid is native to southeast east Asia, but now has worldwide distribution. Populations have been found as far north as Finland living in greenhouses. As its name suggests, the rice root aphid is commonly found feeding on the roots of r… [Read More]

Broad Mites Polyphagotarsonemus latus

Broad mites are members of the Tarsonemidae family, known as the ‘white mites’. Another member of this family that attacks cannabis is the Cyclamen mite. Both mites cause similar damage. Broad and Cyclamen mites can move quickly, and are… [Read More]

Russet Mites Aculops lycopersici

The hemp russet mite (Aculops cannabicola) is a member of the Eriophyoid mite family, and has emerged as a devastating pest in cannabis cultivation. The eriophyoids mite are unique among the acari: they have worm-like bodies (known as fusiform) … [Read More]

Flies Scatella tenuicosta, Lycoriella ingenua, Bradyia Paupera

There are several flies that are pests in agriculture, horticulture and mushroom cultivation. Other species can also cause damage or nuisance, particularly small flies of the families Sciaridae (sciarid flies) and Ephydridae (shore flies). The larvae… [Read More]

Mealybugs and Scale Pseudococcus longispinus

Mealybugs (family Pseudococcidae), soft scales (family Coccidae) and armoured scales (family Diaspididae) form three important families within the superfamily Coccoidea. This superfamily belongs to the order Hemiptera (the true bugs). The Coccoidea, … [Read More]

LeafMiner Liriomyza bryoniae, Liriomyza trifolii

Leaf miners belong to the order Diptera (the true flies) and form the family Agromyzidae. This is a family of small flies whose larvae tunnel into the leaves of plants, creating ‘mines’. The leaf miner species that cause damage in horticu… [Read More]

Beetles Otiorhynchus sulcatus

Beetles belong to the order Coleoptera, a well-known group of insects that are easily recognizable on account of their hard wing covers (elytra). With more than 350,000 known species, Coleoptera is the largest of all insect orders and displays an eno… [Read More]

Caterpillars Trichoplusia ni, Plutella xylostella

Caterpillars are the larvae of butterflies and moths. Butterflies and moths form the order Lepidoptera, a very large group with more than 150,000 species, that are easily distinguishable from other insects, as it is a highly uniform group, both in ap… [Read More]

Fungus Gnats

Often dismissed as more of a nuisance in protected plant culture, fungus gnats can easily get out of control if not attended to. We’re not sure why, but growers tend to overlook the negative impact that feeding fungus gnat larvae can have on pl… [Read More]