Growli

Pest identification

What's eating my eggplant / aubergine?

Flea beetle

Signs: Dozens of small shot-holes in leaves; heavy feeding kills seedlings; adults jump when disturbed

Control: Row covers until plants are established; kaolin clay on foliage; spinosad spray for heavy outbreaks; interplant with basil or catnip as repellents

Colorado potato beetle

Signs: Leaves stripped to the mid-rib by orange-and-black striped adults and red larvae

Control: Hand-pick adults, larvae, and orange egg clusters; apply Btk or spinosad; rotate nightshades to new beds each year

Spider mites

Signs: Fine pale stippling on upper leaf surface; webbing on undersides; leaves turn bronze and drop in hot, dry spells

Control: Increase humidity; spray with water forcefully; apply insecticidal soap or neem oil; introduce predatory mites (Phytoseiulus persimilis)

Aphids

Signs: Curled new growth; sticky honeydew; sooty mould; transmit mosaic viruses

Control: Blast off with water; insecticidal soap; encourage ladybirds and lacewings; remove heavily infested shoots

Keep eggplant / aubergine pest-free

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Eggplant / aubergine pests — FAQ

What is eating my eggplant / aubergine?

Eggplant is heavily targeted by flea beetles, which riddle leaves with tiny holes and can kill seedlings. Colorado potato beetle, aphids, and spider mites are also serious threats. In gardens, slugs damage fruit at soil level. Row covers at transplant and regular scouting keep infestations manageable.

How do I get rid of flea beetle on eggplant / aubergine?

Dozens of small shot-holes in leaves; heavy feeding kills seedlings; adults jump when disturbed Row covers until plants are established; kaolin clay on foliage; spinosad spray for heavy outbreaks; interplant with basil or catnip as repellents

How do I get rid of colorado potato beetle on eggplant / aubergine?

Leaves stripped to the mid-rib by orange-and-black striped adults and red larvae Hand-pick adults, larvae, and orange egg clusters; apply Btk or spinosad; rotate nightshades to new beds each year

How do I get rid of spider mites on eggplant / aubergine?

Fine pale stippling on upper leaf surface; webbing on undersides; leaves turn bronze and drop in hot, dry spells Increase humidity; spray with water forcefully; apply insecticidal soap or neem oil; introduce predatory mites (Phytoseiulus persimilis)

How do I get rid of aphids on eggplant / aubergine?

Curled new growth; sticky honeydew; sooty mould; transmit mosaic viruses Blast off with water; insecticidal soap; encourage ladybirds and lacewings; remove heavily infested shoots