Gardenias are subtropical plants that thrive in warm, humid weather. Most gardenias are hardy in zones 8-11, though a few varieties hardy to zone 7 have been developed and a few are only hardy in zones 10 and 11. Gardenias can be grown in pots and brought inside in cold climates. See How To Care For Gardenias for more information.
I live in Central Florida, growing zone 9B which is semi-tropical. Amaryllis is a subtropical bulb that belongs to the Amaryllidaceae family and is native to South Africa. It is grown as a potted plant in most parts of the United States but can also be grown outdoors year round in warm areas like Florida. The red amaryllis you buy at Christmas are FORCED bulbs.
In the last month I’ve have shared lots of spring blooms. My large white amaryllis has bloomed for about a month. This last week was the final stalk with 4 or 5 blooms.Read More