My Gardenia Turning Brown: Causes & Solutions

Gardenias are not only extremely beautiful but also very versatile shrubs. You can pick one of its varieties to your liking from large Gardenia Magnifica, reaching almost 2 m high, when grown in good conditions, to cute petite forms or Bonsai Gardenia.

When cared improperly, Gardenias lose their buds, their leaves are turning yellow and brown, then dry and fell off.

My Gardenia Turning Brown: Causes & Solutions

Nutritional deficiencies. Fertilize your shrubs with an acidic fertilizer once a month from April through November.
Lack of water or over-watering. The soil should be kept moist at all times, yet not soggy.
Gardenia diseases. Such diseases as bacterial leaf spot or the Rhizoctonia fungus may cause browning of the leaves on Gardenia. Avoidance of overhead irrigation and destruction of the infected plant prevent bacterial diseases from spreading. To prevent the fungus, plant disease-resistant gardenia species if your soil is infected with Rhizoctonia.