In the nymph stage, Asian Citrus Psyllids are dull orange, have red eyes and produce waxy tubules that direct honeydew away from their bodies.

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Photo credit: California Citrus Research Board
From the CCRB: “Asian Citrus Psyllid nymphs are dull orange, have red eyes and produce waxy tubules that direct honeydew away from their bodies. They can be difficult to see because they are small and flatten themselves against twigs and leaves.”