Capsicum annuum Tango Deep Orange White Powder - Causes & Fixes

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Powdery Mildew

A fungal infection caused by Oomycetes or Ascomycetes that manifests as white, flour-like patches on the leaves of pepper plants. It thrives in high humidity and moderate temperatures, often blocking photosynthesis for the Tango Deep Orange variety.

Very Common

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How to confirm: Check if the white spots appear as dusty patches on the leaf surface that can be rubbed off with your finger.

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1 Apply an organic fungicide to eliminate the fungal spores and prevent the infection from spreading to healthy leaves.

Bonide Captain Jack's Copper Fungicide 32 oz

0.9 L • 1 pcs • Organic

$12

In Stock

2 Prune and dispose of heavily infected leaves to reduce the fungal load on the plant, ensuring you do not compost them.

3 Improve air circulation around the plant and avoid overhead watering to lower humidity levels around the foliage.

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Whiteflies

Small, winged insects that congregate on the undersides of pepper leaves and excrete honeydew. The 'white powder' sensation may actually be a mass of tiny white insects moving when the plant is disturbed.

Common

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How to confirm: Gently shake a branch over a white piece of paper to see if tiny white insects fly out.

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1 Apply an organic insecticide spray to the undersides of the leaves to eliminate adult whiteflies and larvae.

Bonide Captain Jack's Neem Oil 32 oz

0.9 L • 1 pcs • Organic

$10

In Stock

2 Deploy yellow sticky traps near the plant to capture flying adults and monitor the infestation level.

Super Ninja Fungus Gnat Traps - 30 Pack

30 pcs

$7

In Stock

3 Clean the leaves with a damp cloth to remove honeydew buildup and prevent the growth of sooty mold.

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Mealybugs

These scale insects are covered in a white, waxy, cotton-like substance that can resemble powder or mold on stems and leaf axils. They suck sap from the Tango Deep Orange plant, causing leaves to yellow and wilt.

Common

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How to confirm: Inspect the crevices of the stem and leaf junctions for small, stationary, white cottony clumps.

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1 Treat the plant with an organic insecticide spray to eliminate the mealybug insects and their waxy coating.

Bonide Captain Jack's Neem Oil 32 oz

0.9 L • 1 pcs • Organic

$10

In Stock

2 Physically remove visible white clusters from stems and leaf axils using a cotton swab dipped in isopropyl alcohol.

3 Monitor the soil moisture levels to ensure the plant is not overly wet, as high humidity can encourage pest's survival.

GROWIT Soil Moisture Meter - Blue

Water Meters

$12

In Stock

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Calcium Deficiency (Salt Residue/Mineral Deposits)

While not a biological pathogen, heavy mineral buildup from hard water or fertilizer salts can leave white, crusty deposits on the leaves. This is often accompanied by blossom end rot in peppers.

Common

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How to confirm: Check if the white substance is hard and crusty rather than soft/powdery, and look for black, sunken spots on developing fruit.

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1 Flush the soil with distilled or rainwater to leach away accumulated mineral salts and fertilizer residues.

2 Apply a calcium supplement to strengthen cell walls and prevent blossom end rot.