Fruit Tree Problem & Care Library — Southern California

What's wrong with your fruit tree? Choose your plant group or start from the symptom. Earth People's Southern California Fruit Tree Library is organized so homeowners can get from a Google search to the right answer quickly.

Browse by fruit-tree group

🍋 Citrus

• Yellow citrus leaves
• Lemon tree dropping leaves
• Citrus leafminer
• Aphids on citrus
• Scale on citrus
• Black sooty mold
• Asian citrus psyllid & HLB
• Watering citrus
• Pruning citrus

🥑 Avocados

• Brown avocado leaves
• Persea mite
• Avocado root rot
• Avocado thrips & fruit scarring

🍑 Stone Fruit

Peach • Nectarine • Plum • Apricot • Cherry

• Peach leaf curl
• Brown rot
• Shot hole disease
• Peach twig borer
• Powdery mildew

🍎 Apples & Pears

Apple and pear disease, pest, pruning, pollination and fruit-set guides are being expanded next.

🫐 Berries

Blueberry • Raspberry • Blackberry • Boysenberry

• Scale insects on blueberry
• Powdery mildew

🌴 Tropical & Subtropical Fruit

Guava • Dragon Fruit • Passion Fruit • Cherimoya • Feijoa / Pineapple Guava • Banana and other warm-climate fruit

• Mealybugs on guava

🟣 Figs

• Fig tree dropping fruit
• Fig mosaic
• Fig beetles / green fruit beetles

🔴 Pomegranates

• Pomegranate fruit splitting
• Flowers but no fruit
• Black heart / Alternaria
• Leaffooted bugs

🍇 Grapes & Vines

Grapes, kiwi and fruiting-vine problem and care guides are being added.

Find by symptom

Yellow leaves: nutrition, irrigation, roots or disease. Brown tips: salinity, irrigation, mites or stress. Curled leaves: leafminers, aphids, disease or other pests. Sticky leaves / ants / black coating: look for honeydew-producing insects. Fruit dropping: check irrigation, pollination, pests and tree stress. Fruit splitting: review irrigation consistency and maturity.

Need Earth People to handle it?

Organic Plant Health — pest identification, organic IPM, nutrition and soil health. LandCare — irrigation optimization, pruning and ongoing care. Trees & Planting — fruit-tree sourcing, delivery and installation.

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