Gardenia Tree Dropping Buds to the Ground or Rotting Before They Open
The leaves are all green and look healthy but all the new buds fall off before having a chance to open, or if they open, they turn black at the base and a flower never fully develops. Why?
Certified GKH Gardening Expert
Here is an article that you may find helpful: https://www.gardeningknowhow.com/ornamental/flowers/gardenia/gardenia-flowers-gardenia-buds-falling-off-plant.htm