Q.Hibiscus Soil Conditions
What is the proper soil pH for hibiscus in northern lower Michigan? Is river stone mulch harmful to hibiscus?
Nikki
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on June 27, 2011
A pH of 5.5 to 7.8 is okay, but slightly acidic soil (6 to 7) is best. River stone mulch is not harmful, but keep it at least 2-3 inches from the plant.
Was this answer useful?
00