Kalanchoe Passion Amora Tiny Black Flies - Causes & Fixes

Jump to cause: Fungus Gnats Excessive Soil Moisture Organic Matter Accumulation

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Fungus Gnats

The most common cause of tiny black flies in succulent species like Kalanchoe is fungus gnats, which thrive in the moist organic matter of overwatered soil. Their larvae feed on decaying organic material and can occasionally damage the fine root hairs of your Passion Amora.

Very Common

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How to confirm: Place a yellow sticky trap near the plant to see if small flies are attracted to it.

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1 Deploy yellow sticky traps to capture adult fungus gnats and break the breeding cycle.

Super Ninja Fungus Gnat Traps - 30 Pack

30 pcs

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2 Allow the soil to dry out completely between waterings to eliminate the moist environment larvae need to thrive.

GROWIT Soil Moisture Meter SMM-V3

Water Meters

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3 Top-dress the soil with a layer of horticultural perlite to create a dry barrier that prevents adults from laying eggs in the organic matter.

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Excessive Soil Moisture

Kalanchoe Passion Amora is a succulent that requires well-draining soil; constant moisture creates a breeding ground for flying insects. High humidity and damp topsoil provide the perfect environment for insect larvae to develop.

Very Common

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How to confirm: Stick your finger two inches into the soil to check if it is staying wet for too many consecutive days.

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1 Reduce watering frequency and allow the top inch of soil to dry out completely before watering again to eliminate the breeding ground for larvae.

GROWIT Soil Moisture Meter SMM-V3

Water Meters

—

2 Apply yellow sticky traps near the soil surface to capture adult flies and disrupt their reproductive cycle.

Super Ninja Fungus Gnat Traps - 30 Pack

30 pcs

$7

In Stock

3 Repot the Kalanchoe in a well-draining succulent mix, incorporating perlite to improve aeration and prevent future moisture retention.

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Organic Matter Accumulation

Decaying leaves or old potting media within the Kalanchoe pot can serve as a food source and breeding site for small flies. If old foliage is left sitting on the soil surface, it provides a nutrient-rich environment for pests.

Common

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How to confirm: Inspect the surface of the soil for any decomposing leaf fragments or organic debris.

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shopping_cart Recommended Products

1 Remove all decaying leaves and organic debris from the soil surface to eliminate breeding sites for the flies.

2 Apply yellow sticky traps near the plant to capture adult flies and monitor the infestation level.

Super Ninja Fungus Gnat Traps - 30 Pack

30 pcs

$7

In Stock

3 Repot the Kalanchoe in fresh, well-draining potting soil to replace the old, nutrient-rich media that is attracting pests.