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Pest profile

Spider Mites

Foliage stippling and webbing on indoor plants, cannabis, and ornamentals.

Spider Mites

Direct answer

How do I control spider mites?

If you're seeing spider mites, the most-used biological controls are Green Lacewings and Greenhouse Defense Kit. Release at dusk, mist plants beforehand, and stage releases over 5–7 days for best results.

  • Most-used biological controls: Green Lacewings, Greenhouse Defense Kit, Cannabis Grow Pest Kit
  • Release timing: dusk, 55–80°F
  • Stage releases over 5–7 days
  • Mist plants lightly before release
  • Safe for plants, pets, and people

Signs of infestation

  • Fine webbing under leaves
  • Yellow stippling on leaves
  • Bronzing on foliage

How to respond

  1. Scout regularly — early detection is the most effective intervention.
  2. Match a beneficial insect to the pest and life stage.
  3. Release at the right time of day and temperature window.
  4. Stage releases over 5–7 days for moderate-to-heavy pressure.
  5. Continue scouting and re-release as needed.

Frequently asked questions

What beneficial insects work best against spider mites? +
The most-used biological controls for spider mites are Green Lacewings, Greenhouse Defense Kit, Cannabis Grow Pest Kit. Match the species to your environment and the life stage you're seeing.
What are the signs of spider mites? +
  • Fine webbing under leaves
  • Yellow stippling on leaves
  • Bronzing on foliage
How do I get rid of spider mites naturally? +
Scout regularly, match a beneficial insect to the pest, release at dusk in the 55–80°F range, and stage releases over 5–7 days for moderate-to-heavy pressure.
Are beneficial insects safe for pets and edible gardens? +
Yes — the species we sell are non-toxic, leave no residue, and are widely used in certified-organic operations.

Need help sizing your release?

Use our calculator to estimate how many ladybugs your space needs.