Caring For Your Gardenias Plant gardenias where they will get morning sun and afternoon shade. Good air circulation is a must. Gardenias prefer moist, acid soil with good drainage & lots of organic matter. When planting, set the root-ball about 1" higher than the surrounding soil. Gently taper the soil up to the top of the exposed root-ball. Mulch. Pests (whiteflies, scales, & mealybugs). can be a problem. Control by applying a light horticultural oil to prevent sooty mold.
Primarily found outdoors in the south and grown for their fragrant flowers and handsome foliage, gardenias are popular ornamental shrubs, which are known for their finicky needs. This article will help with their care.