Capsicum annuum Salsa Deep Orange White Powder - Causes & Fixes

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Powdery Mildew

A fungal disease caused by Oomycetes that manifests as white, flour-like spots on the upper surfaces of leaves. In high humidity and poor airflow, it can spread rapidly across the Salsa Deep Orange foliage, eventually causing leaf senescence.

Very Common

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How to confirm: Check if the white patches appear as circular, dusty spots that can be wiped off with your finger.

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1 Apply an organic fungicide to eliminate existing fungal spores and prevent further spread across the foliage.

Bonide Captain Jack's Copper Fungicide 32 oz

0.9 L • 1 pcs • Organic

$12

In Stock

2 Prune and carefully dispose of heavily infected leaves to reduce the fungal load and improve airflow around the plant.

3 Increase air circulation around your chili plant and avoid overhead watering to keep the leaf surfaces dry.

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Whiteflies

Small, winged insects that congregate on the undersides of leaves and excrete honeydew. The 'white powder' appearance is actually a mass of tiny white insects or the sticky residue they leave behind.

Common

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How to confirm: Tap the underside of a leaf to see if a cloud of tiny white insects flies upward.

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1 Apply an organic insecticide spray to the undersides of 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 Place 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 Wipe the leaves with a damp cloth to remove the sticky honeydew residue and prevent the growth of sooty mold.

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Mealybugs

These pests are covered in a white, cottony wax that can look like powder or small tufts on stems and leaf axils. They suck the sap from your chili plant, leading to stunted growth and yellowing leaves.

Common

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How to confirm: Examine the stem junctions for small, stationary, white waxy bumps that do not move when touched.

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shopping_cart Recommended Products

1 Isolate the plant immediately to prevent the mealybugs from spreading to other greenery and treat the visible white clusters with an organic insecticide spray.

Bonide Captain Jack's Neem Oil 32 oz

0.9 L • 1 pcs • Organic

$10

In Stock

2 Wipe away the cottony white wax from stems and leaf axils using a cotton swab dipped in isopropyl alcohol to kill the pests on contact.

3 Monitor the plant's health and check for new infestations using yellow sticky traps to capture any flying adult insects.

Super Ninja Fungus Gnat Traps - 30 Pack

30 pcs

$7

In Stock

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Calcium Deficiency (Salt Residue)

While not a biological pathogen, heavy mineral buildup from hard water or excess fertilizer can leave a white, crusty residue on the leaves of Capsicum species. This often coincides with blossom end rot in developing peppers.

Common

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How to confirm: Check if the white substance is hard and crusty rather than soft/dusty, and observe if fruit tips are turning black.

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shopping_cart Recommended Products

1 Flush the soil with distilled or rainwater to wash away accumulated mineral salts and reduce the crusty residue on the leaves.

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