Cottony Cushion Scale
Icerya purchasi

Cottony Cushion Scale, Icerya purchasiThe cottony cushion scale is one of the more serious threats to my tangelo tree. In the 19th century this bug nearly destroyed citrus farming in California.  The industry was saved by importing the Vedalia beetle (Rodolia cardinalis).

Cottony Cushion Scale, Icerya purchasi The female is hermaphroditic (has both sexes) and has a large white egg sac.  I had not seen the cottony cushion scale on my tree before 2006.

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