Brassica rapa Green Rocket F1 Fine Webbing - Causes & Fixes

Jump to cause: Two-Spotted Spider Mite Infestation Tetranychus urticae (European Red Spider Mite) Thrips Infestation

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Two-Spotted Spider Mite Infestation

Spider mites are common pests for Brassica species that thrive in hot, dry conditions. They pierce the plant cells to feed on sap, resulting in characteristic fine silken webbing across leaf surfaces and stippling.

Very Common

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How to confirm: Hold a white piece of paper under a leaf and tap it to see if tiny crawling specks fall onto the paper.

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shopping_cart Recommended Products

1 Apply an organic miticide to eliminate the spider mite population and destroy eggs, larvae, and adults.

Bonide Captain Jack's Neem Oil 32 oz

0.9 L • 1 pcs • Organic

$10

In Stock

2 Increase humidity and reduce heat around the plant to make the environment less hospitable for spider mite reproduction.

3 Prune and dispose of heavily infested or dead leaves to prevent the mites from spreading to healthy parts of the cabbage.

Fiskars 5/8" Bypass Pruning Shears

Cutting Tools

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In Stock

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Tetranychus urticae (European Red Spider Mite)

Specific strains of spider mites are highly prevalent in leafy greens like Green Rocket. The webbing serves as a protective micro-environment for the mite colonies as they migrate between cabbage leaves.

Very Common

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How to confirm: Inspect the undersides of the leaves closely for tiny red or orange moving dots.

build How to fix it

shopping_cart Recommended Products

1 Apply an organic insecticide spray to the undersides of leaves to eliminate the mite colonies and destroy the protective webbing.

Bonide Captain Jack's Neem Oil 32 oz

0.9 L • 1 pcs • Organic

$10

In Stock

2 Increase humidity around the plant and ensure good airflow to make the environment less hospitable for spider mite reproduction.

Flora Premium Plant Mister

Spray Bottles

$12

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3 Carefully prune and dispose of heavily infested leaves to prevent the mites from migrating to healthy parts of the cabbage.

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Thrips Infestation

While thrips are more known for silvery scarring, heavy infestations in young Brassica crops can sometimes be accompanied by fine silken structures or debris that mimics webbing.

Common

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How to confirm: Check for small, slender, dark insects moving rapidly along the leaf margins or near the base of the plant.

build How to fix it

shopping_cart Recommended Products

1 Apply an organic insecticide to eliminate the thrips population and disrupt their life cycle.

Bonide Captain Jack's Neem Oil 32 oz

0.9 L • 1 pcs • Organic

$10

In Stock

2 Use yellow sticky traps to monitor and capture adult thrips flying near the cabbage crops.