Gardenia Flower Buds Turning Yellow. The gardenia needs moist soil but not overly wet. Follow the package directions carefully.
Jun 29 2020 Fertilizing. Flower bud drop and yellow foliage usually occurs because of the cold. One of the most frustrating problems a gardenia lover can encounter is having a plant with plenty of buds but they are hard wont open and may even turn yellow.
When a gardenia does not get the iron it needs its leaves generally turn pale green to yellow.
To correct this problem. What it means Gardenia problems are common during winter and early spring. Jun 22 2021 Too much water causing a gardenia bush with yellow leaves When you have a gardenia bush with yellow leaves the first thing to do is check your soil for too much water. Add some more compost to help it have a richer environment and be sure to set up proper drainage.