Tropical Hibiscus(es) (Hibiscus rosa-sinensis) are a non-hardy group from southeast Asia. They require temperatures above 50°F year-round (USDA Plant Hardiness Zones 9–12) and will likely be injured at temps below 35°F. They are evergreen cousins of the very hardy deciduous shrub group —Althea (H. syriacus) and herbaceous perennial favorites like Rose Mallow (H. moscheutos) and […]
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Growing Tropical Hibiscus
Posted by Hugh on July 8th, 2025
Posted in acidic soil, Aphids, Attracting Butterflies, Bees and other pollinators, Container garden, Downy mildew, Evergreen, Heat Tolerance, Hibiscus rosa-sinensis, Hummingbird, Insect (Pest) Problems, Interior (house) Plants, Landscape ideas, mulching, Non-native, Planting tips, Powdery mildew, Propagation (Cuttings), Purchasing Plants, Repotting plants, Scale, Soil drainage, Southern Appalachian Region, Spring flowering, Summer flowering, Thrips, Tropical Plants (non-hardy), watering tips, White flies, Wind protection, winter hardiness, Winter Protection 
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