Learn about several plant varieties and the planting information for each zone.
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80 percent of geraniums sold are red
Dark green foliage
Vigorous grower and produces lots of flowers
Great heat tolerance
They're tender perennials in Zones 10 and 11. In other zones, they are used as annuals.
Apply a balanced liquid fertilizer every two weeks or month
Tolerant of heat and humidity
Cut back hard if it gets out of hand during the growing season
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