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Cannabis plants, like many others, biochemically synthesize terpenes with intense aromas as a method of chemical defense in attempts to repel predators, and invite pollinators. Because terpenes and terpenoids are biologically active molecules, it is possible variations in terpenes may elicit different biological and psychoactive responses in ...
Leaf miners are regarded as pests by many farmers and gardeners as they can cause damage to agricultural crops and garden plants, and can be difficult to control with insecticide sprays as they are protected inside the plant's leaves. Spraying the infected plants with spinosad, an organic insecticide, can control some leaf miners. Spinosad does ...
The true bugs, Hemiptera, have piercing and sucking mouthparts and live by sucking sap from plants. These include aphids , whiteflies and scale insects . Apart from weakening the plant, they encourage the growth of sooty mould on the honeydew the insects produce, which cuts out the light and reduces photosynthesis, stunting the plant's growth.
Besides removing the insects by hand or including trap plants to lure away bugs, you can bring in (native) ladybugs as well. A ladybug larva can eat 50 aphids a day. A ladybug larva can eat 50 ...
Melanospora cannabis (secondary on hemp canker) Rhizoctonia soreshin and root rot Rhizoctonia solani: Rust Aecidium cannabis Uredo kriegeriana Uromyces inconspicuus. Southern blight. Sclerotium root and stem rot Sclerotium rolfsii Athelia rolfsii [teleomorph] Stemphylium leaf and stem spot Stemphylium botryosum Pleospora tarda [teleomorph]
A 2015 study showed that the presence of other plants or decoy plants made of green plastic, cardboard, or any other green materials can significantly reduce the success rate of flying pests in locating their host plants. [10] These pests: Locate plants primarily by scent, and any "weed" that has a strong scent can mask the scent of the host ...
Lamb's quarters—leaves and shoots, raw, also prevents erosion, also distracts leaf miners from nearby crops. Nettle—young leaves collected before flowering used as a tea or spinach substitute. Plants have use as compost material or for fibre. Purslane—prepared raw for salads or sautéed.
More young children are getting sick from inadvertently eating marijuana edibles, according to a study published Tuesday in the journal Pediatrics.. Calls to poison control centers about kids 5 ...