Q.Black Spot On Pitopsporum So If I Was To Have My Plants Above 30 Degrees No More Black Spot
Black spot running rampant on lemmwoods

BushDoctor
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on May 20, 2022
This will need to be treated by fungicides. Diplocarpon rosae disease is easy to control, and will require prevention, mostly.
https://www.gardeningknowhow.com/plant-problems/disease/black-spot-fungus.htm
https://www.gardeningknowhow.com/ornamental/shrubs/pittosporum/growing-japanese-pittosporum.htm
Was this answer useful?
00