How to Grow Hibiscus Flowering Shrubs
Hibiscus is an attractive, warm weather, perennial flowering shrub. Native
to tropical and sub-tropical regions around the world, there is over 200
varieties of Hibiscus. The plant produces showy single and double blooms,
in a wide range of colors. Flowers are short lived, just 2-3 days.
It is important to note that there are two types of Hibiscus: Tropical and
Hardy. The tropical varieties can only be grown in warm weather climates.
Frost sand freezes will kill the plant. The hardy varieties will survive
low temperatures of 15-20 degrees Farenheit.
Hibiscus is popular as a container plant in cooler climates. The container
can be taken inside in cold weather and over-wintered indoors.
Did You Know? Hibiscus is the national flower of Haiti, Malaysia and
Plant Height: Dwarf varieties grow 2-3 feet. The largest varieties
grow up to 8 feet tall.
Like other flowers and shrubs, Hibiscus is propagated from seeds. It may
take a search to find the seeds, as most seed companies do not carry it.
Hibiscus can also be propagated from cuttings. Take a 4-6 inch cutting from
new growth or soft wood. Remove leaves, except at the growing tip. Place
the cutting in moist soil. It should take root in 7-8 weeks. If started outdoors,
grow in a shaded area.
Most people buy young plants at their local garden store or online
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How to Grow Hibiscus Shrubs:
Hibiscus is a warm weather plant. It grow best in full sun to light shade.
It is an acid loving plant. The ideal pH is 5.5-6.8. Adjusting the soil to
this range is important for plant health and blooms. Acidity levels can affect
Provide the plant with a rich loam soil. It should drain well. When planting
outdoors, mix plenty of compost into the planting site.
Keep the soil moist, not wet. Water during dry weather.
Fertilize plants once a month with a high acid fertilizer. Just prior to
and during the blooming period, use a high phosphorous fertilizer to promote
Mulch around the plants, to retain moisture, and for an attractive, weed
Prune establish plants, as needed. Remove dead and yellowing leaves, as well
as dead and leggy branches. Prunes plants into a shapely appearance.
Deadhead spent blooms, to allow the plant to direct its energy to plant vigor,
and to produce more blooms.
Insect and Disease:
Insect and disease problems are infrequent. Treat with an insecticide or
fungicide, only as needed.
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