What's this white stuff on my cycad?

Monday, November 20, 2006

It's sneaky, it's deadly and it's everywhere. Many of the cycads in South Florida neighborhoods have yellow and brown leaves, and are encrusted with a white substance. You've never seen this before. What's going on here? Miami-Dade County is experiencing the results of a surging population of an insect known as the cycad aulacaspis scale or Aulacaspis yasumatsui. It seems to affect only cycads, particularly favoring cycads of the genus Cycas, which includes the common Cycas revoluta (king sago)...