Hibiscus Doctor

Special thanks to Hidden Valley Hibiscus for allowing us to use their information regarding diseases and problems associated with our plants. 

 

Click here for the Hibiscus Doctor link on Hidden Valley Hibiscus.

Symptoms
 Cause

White Spots or patches on leaves




 


Brown edges on leaves



 


Buds discolor and fall off before blooming



 


 

Buds turn bright yellow while still tiny and fall off before blooming




 



Scratch marks on flower petals



 


 Thrips



 


Leaves stipple, turn yellow, & fall off



 


Tiny webs on stems & tip




 


Leaves turn yellow and fall off until plant is defoliated, soil is neither too wet nor too dry


 


White cottony mess on leaves






Tiny bright white insects fly out of hibiscus when leaves are shaken



 


Black, white, yellow, brown, or green insects on buds, flowers or leaves



 


Black, white, yellow, brown, or green insects on buds, flowers or leaves


 
 


Small, white cottony spots on leaves




 


Tiny, bright white spots on bark



 


Tiny, black flying gnats around plant



 


One wilted branch on an otherwise healthy plant



 


Plant defoliating from tip, moving down stem while rest of plant is healthy



 


Entire plant suddenly wilts soil is very dry



 


Entire plant suddenly wilts soil is wet



 


Black spots on leaves



 


Oldest leaves turn yellow with dark green veins, Young leaves stay green






Youngest leaves turn yellow with dark green veins, Older leaves stay green