Caterpillars

There are two main moth pests that affect tomato plants as caterpillars:

Tomato moth/Bright-line Brown-eye (Laconobia oleracea)
Silver Y moth (Autographa gamma)

Tomato Moth (Laconobia oleracea) Resource List

CABI resources

Lacanobia oleracea (bright-line brown-eye moth) | Access Required

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Koppert: Tomato moth - Biocontrol, Damage and Life Cycle

Silver Y Moth (Autographa gamma) Resource List

CABI resources

Autographa gamma (silver-Y moth) | Access Required

University resources

Warwick: Silver Y moth Warwick: Silver Y moth sightings 2025 Cornell: Silver Y Moth MSU: Silver Y Moth

Other resources

RHS: Moths in your garden Koppert: Silver-Y moth - Biocontrol, Damage and Life Cycle PGRO: Silver Y Moth Bayer: Silver 'Y' Moth