Answer by
shandilyan (180)
Camellias losing their leaves due to following reasons :
Too much of water, Fungal & Algal infections, Insufficient drinage holes,Not receiving enough water,Soil moisture issue,Due to some climatical changes,Not enough of getting sunlight,Due to new fartilizer which their reactions which are too hard,Thrips. To prevent losing leaves spray with Carbaryl,Diazinon,Dursban,Malathion,Merit, or sevin.