They enjoy an evenly moist soil that is not soggy, so water them year round, but particularly in spring and summer when the plant is flowering. Gardenias love slightly acid soil, so if your soil is not acid enough, use lots of acid compost. Prepare the planting holes very well, incorporating lots of compost and a dressing of bone meal. Ensure that the planting site is protected from strong winds and that the soil drains well. In very hot regions the plant will appreciate some shade in summer, especially during the hottest part of the day, but in cooler regions they are quite happy in full sun. Select a site that receives semi-shade to sun, or morning sun. They are semi-hardy to moderate frost if planted in a protected position in the garden which is protected from freezing winds. In South Africa, gardenias thrive in our warm, moist regions, but grow well in most parts of the country, except for those coldest and driest regions. Some gorgeous little dwarfs and ground covers make gardenias feasible for even the smallest of gardens, and because they grow beautifully in pots, even balcony gardens can have one. Flowers can be white or yellow and single, semi-double, or double rose-like forms are available. These varieties vary greatly in size and growth habit, as well as in flower size. However, many garden varieties are distinctly different from the plant described above. Mature Gardenia augusta shrubs usually have a round shape, growing +-1.8 to 2.5m tall, with almost an equal spread. Beloved for their intoxicating fragrance and creamy-white flowers, contrasting beautifully with their shiny evergreen, dark green leaves gardenias remain firm favourites with gardeners in warm temperate and subtropical gardens worldwide.
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