What is the white fly?

Whitefly is a small insect that can wreak havoc on marijuana crops. It feeds on the plant's sap, which weakens the plant and reduces its ability to produce high quality flowers and buds.

In this blog we will examine the symptoms, causes, prevention and treatment of this pest in cannabis. Read on!

Symptoms of whitefly in marijuana 

Whitefly infestation can have various symptoms on marijuana plants. Some of the most common symptoms include:

Yellow spots on leaves: plant leaves may turn yellow and develop spots due to feeding by this insect.

Reduced flower production: Whitefly can weaken the plant, reducing its ability to produce high quality flowers and buds.

Presence of insects: adult insects of this species are small and white in color, and can be seen flying around the plant.

Sticky leaves: Whiteflies produce a sticky substance known as "honeydew", which can leave plant leaves sticky to the touch.

Presence of fungi: this insect can transmit fungi and viruses to plants, which can cause other symptoms such as spots, deformations and leaf rot.

What can cause this type of pest in cannabis?

Whitefly reproduces rapidly and can be difficult to control if preventative measures are not taken. Some of the most common causes of this pest in cannabis include:

  • Poor growing conditions: marijuana plants grown in unsanitary and unhygienic conditions are more susceptible to infestation by this pest.
  • Weak plants: Weakened or diseased marijuana plants are more prone to whitefly infestation.
  • Poor water management: marijuana plants that receive too much water or are not watered regularly are more susceptible to infestation.
  • Use of harmful chemicals: Toxic chemicals used in gardening can kill beneficial insects and increase the likelihood of whitefly infestation.

How to prevent whitefly in marijuana?

Prevention is the best way to avoid whitefly infestation in marijuana. Here are some tips to prevent this pest in your crop:

Maintain good hygiene: As mentioned above, keeping a clean and well-ventilated crop is the best way to prevent infestation by whitefly and other common pests.

Regularly inspect plants: it is important to regularly inspect marijuana plants for signs of pest infestation.

Use natural predators: Introducing natural predators in the crop, such as ladybugs and predatory mites, can prevent infestation of whiteflies and other pests.

Avoid using chemical pesticides: as mentioned above, the use of chemical pesticides can be harmful to marijuana plants and to the environment in general.

Use essential oils: the use of essential oils, such as neem oil and peppermint oil, can be an effective way to prevent infestation by this and other pests.

Effective treatments for this cannabis pest

If a whitefly infestation is detected on marijuana plants, it is important to take immediate action to control the pest. Here are some effective methods to treat the pest:

  • Biological control: the use of natural predators as mentioned in the previous point.
  • Treatments with essential oils: neem oil, peppermint oil and rosemary oil can be effective in repelling this pest and preventing infestation.
  • Insecticidal soap treatments: Insecticidal soaps, such as potash soap and castile soap, are effective in killing whiteflies and their larvae, and are also safe for marijuana plants.
  • Maintain good crop hygiene: Keeping a marijuana crop clean and well ventilated can prevent infestation by many of the most common pests. It is important to remove dead leaves and diseased plants, as well as to regularly clean gardening tools and growing containers.

In a nutshell

Whitefly is a common pest in marijuana cultivation that can cause significant damage to plants and reduce yields. It is important to know the symptoms of whitefly infestation and take preventive measures to avoid its spread. 

With proper care and regular attention to the crop, you can minimize the risk of infestation and ensure a healthy yield of marijuana plants.

If you've noticed that your plant, the result of our varieties of Positronics Seeds, looks strange, contact us HEREwe will be happy to help you.

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