pest_control
Froghoppers on Lavender (English)
How to identify and get rid of froghoppers on Lavender (English). Size: 6–13mm (adult), nymphs in foam.
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Identifying froghoppers on Lavender (English)
Nymphs hide inside frothy white 'cuckoo spit' on stems; adults are stout, jumping brown-mottled bugs.
cycle
Life cycle
Eggs overwinter on stems, nymphs hatch in spring and develop within foam masses before emerging as adults in summer.
warning
Damage to Lavender (English)
Nymphs suck sap from stems, generally causing only minor distortion; mainly a cosmetic and monitoring concern as some species can carry plant pathogens.
healing
How to treat froghoppers on Lavender (English)
Wash off foam and nymphs with a strong water jet. Rarely needs chemical treatment given minor damage.
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Preventing froghoppers on Lavender (English)
Tolerate light infestations; keep plants healthy and monitor during spring when foam masses appear.