Cooper's Hibiscus Hibiscus rosa-sinensis 'Cooperi' (v)
ABOUT
The Chinese hibiscus 'Cooperi' is a visually striking plant known for its distinctive foliage and showy flowers. The leaves are an attention-grabbing feature with their variegation; they exhibit a mix of colors including green, white, and shades of pink, in a mottled pattern that can be speckled or blotchy. This variegation presents itself in irregular patterns across the leaves, making each one unique. Flowers of the Chinese hibiscus 'Cooperi' are equally remarkable. They showcase large, trumpet-shaped blossoms that can be a blend of vibrant colors, commonly featuring shades like deep red, pink, or orange. These blooms often have a darker center, known as an eye, which can be deep red or burgundy, creating a striking contrast with the petals. Adding to its allure, the petals of this hibiscus can be either single or double, with the doubled forms having extra layers of petals that give the flowers a fuller, more luxurious appearance. While in bloom, this hibiscus becomes a showcase of floral splendor that effortlessly grabs attention. Overall, the appearance of the Chinese hibiscus 'Cooperi' is one of vivid color and varied textures, with its flamboyant flowers and artistically variegated leaves creating a spectacle of natural beauty that adds a tropical flair to any setting in which it is planted.
About this plant
NamesFamily
Malvaceae.
Synonyms
Cooper's Variegated Hibiscus, Variegated Chinese Hibiscus, Variegated Tropical Hibiscus.
Common names
Hibiscus rosa-sinensis 'Cooperi'.
ToxicityTo humans
The Chinese hibiscus is generally considered non-toxic to humans. Ingesting any part of this plant typically does not result in poisoning or produce any harmful effects.
To pets
The Chinese hibiscus is also generally considered non-toxic to pets. It is not known to cause poisoning if pets ingest parts of the plant. However, as with any non-food plant, ingesting large amounts could potentially cause mild gastrointestinal upset in sensitive animals.
CharacteristicsLife cycle
Perennials
Foliage type
Evergreen
Color of leaves
Variegated
Flower color
Mixed
Height
5-10 feet [1.5-3 meters]
Spread
5-10 feet [1.5-3 meters]
Plant type
Shrub
Hardiness zones
9
Native area
Asia
Benefits
General Benefits- Ornamental Appeal: The Hibiscus 'Cooperi' features striking variegated foliage and vibrant blooms that add visual interest to gardens and landscapes.
- Wildlife Attraction: Its flowers attract pollinators such as bees, butterflies, and hummingbirds, supporting biodiversity.
- Shade Tolerance: The plant is relatively tolerant of shade, allowing it to be versatile in different garden locations.
- Heat Resistance: Hibiscus is known to withstand hot climates, making it a suitable choice for warm regions.
- Growth Control: Being a cultivar, Hibiscus 'Cooperi' can be pruned and shaped to fit various garden designs and spaces.
- Seasonal Interest: It offers seasonal interest with its long flowering period, typically from spring to autumn.
- Privacy and Screening: When planted in groups or as a hedge, it can provide privacy and screen unsightly views.
- Soil Adaptability: It can adapt to various soil types, although it prefers well-draining, fertile soil.
- Cultural Significance: Hibiscus flowers have various cultural significances and are often associated with hospitality and welcoming.
Medical Properties- Antioxidant - Hibiscus rosa-sinensis flowers are reported to have antioxidant properties.
- Anti-inflammatory - The plant has been used to reduce inflammation.
- Emmenagogue - Traditionally, it's been used to stimulate menstruation and alleviate menstrual pain.
- Antipyretic - It may help reduce fever.
- Analgesic - There are claims of its use for pain relief.
- Antibacterial - Components of the plant might have antibacterial effects.
Air-purifying QualitiesThis plant is not specifically known for air purifying qualities.
Other Uses- Hair care: The flowers of hibiscus can be used to make natural shampoos and conditioners which are gentle on the hair and can promote a healthy scalp.
- Natural dye: The vibrant flowers and leaves can be used to make natural dyes for fabrics and food, offering a range of colors from soft pinks to deep reds.
- Shoe polish: A paste made from the crushed petals of hibiscus flowers can serve as a temporary shoe polish to give a shine to dull leather shoes.
- Art supplies: Children can use the petals as part of a non-toxic paint or to add color to homemade playdough or slime for creative play.
- Leather tanning: The tannins present in hibiscus can be used in small-scale leather tanning to give a distinct color and finish to the product.
- Culinary Garnish: Edible varieties of hibiscus flowers can be used to add a splash of color and a mildly tart flavor when used as a garnish on salads or desserts.
- Paper making: The fibrous parts of the hibiscus plant, including the bark, can be used in the paper-making process to create high-quality, textured paper.
- Livestock feed: Hibiscus leaves and flowers, when available in large quantities, can be used as a supplementary feed for livestock like goats and cattle.
- Compost Material: Hibiscus plant waste can be added to compost bins as a green material that will decompose and enrich the compost with nutrients.
- Feng Shui: In some cultures, hibiscus plants are believed to attract positive energy when placed in certain areas of the home or garden according to Feng Shui practices.
Interesting Facts
Feng ShuiThe hibiscus is not used in Feng Shui practice.
Zodiac Sign CompitabilityThe hibiscus is not used in astrology practice.
Plant Symbolism- Feminine Energy and Beauty: Hibiscus flowers, with their vibrant appearance, are often associated with femininity and beauty. They symbolize delicate beauty and attract positive vibes related to female energies.
- Love and Passion: The rich red color of hibiscus is symbolic of love and passion, making it a common gift in romantic contexts and often used in ceremonies such as weddings.
- Warmth and Hospitality: In some cultures, the hibiscus represents warmth and hospitality, welcoming guests and creating a friendly environment.
- Delicate Nature: The hibiscus, while striking, tends to have a short lifespan once picked. This symbolizes the delicate nature of life and serves as a reminder to live life to the fullest.
- Change and Transition: Since hibiscus flowers are known to bloom for just a short period, they can also represent change or the fleeting nature of fame and personal glory.
WaterThe Cooper's Hibiscus should be watered thoroughly, allowing the top inch of soil to dry out before watering again. In hotter seasons, this may mean watering every few days, whereas in cooler or overcast conditions, watering once a week may suffice. When you water, drench the soil until water runs out of the bottom of the pot, indicating the entire root mass has been saturated. It’s key to avoid soggy conditions, so ensure good drainage. Typically, this could mean using approximately half a gallon for a large potted plant every watering session, but this will vary based on pot size and environmental conditions.
LightCooper's Hibiscus thrives in bright, indirect sunlight and can also benefit from some direct sunlight, but too much direct sun can lead to leaf scorch. The best spot for this plant is one where it can receive morning sunlight and then be shielded from the more intense afternoon sun. East or west-facing windows are ideal indoor locations, ensuring the plant gets the light it requires without the harsh midday sun.
TemperatureThe ideal temperature range for the Cooper's Hibiscus is between 60°F and 85°F. It can generally tolerate temperatures as low as 50°F and as high as 90°F for short periods. To ensure healthy growth, maintain a stable temperature avoiding sudden drops or spikes which can stress the plant.
PruningPrune the Cooper's Hibiscus to maintain shape and encourage bushy growth, cutting back up to one-third of the plant if necessary. The best time to prune is in late winter or early spring before new growth begins. Regularly remove dead flowers and leaves to promote new blooms. Pruning is typically done annually, but you can also prune lightly throughout the year to remove dead or overgrown branches.
CleaningAs needed
SoilVariegated Hibiscus requires well-draining, fertile soil with a pH between 6.0 and 7.0. A good mix comprises equal parts peat, perlite, and compost. Ensure proper aeration and nutrient availability.
RepottingVariegated Hibiscus should be repotted every 1-2 years during spring to ensure sufficient root space and replenish nutrients. Choose a slightly larger pot each time.
Humidity & MistingVariegated Hibiscus thrives at higher humidity levels, ideally between 50-60%. Use a humidifier or mist regularly to maintain these conditions.
Suitable locationsIndoor
Place in bright, indirect light and keep soil moist.
Outdoor
Plant in full sun with shelter from strong winds.
Hardiness zone
9-11 USDA
Life cycleThe life of Hibiscus rosa-sinensis 'Cooperi', commonly known as the variegated tropical hibiscus, begins with seed germination, where the plant develops its first set of true leaves after the cotyledons (seed leaves) emerge. Following germination, the plant enters a vegetative growth stage, characterized by the development of a sturdy stem and vibrant, variegated leaves. As it reaches maturity, the hibiscus produces large, colorful flowers, which are pollinated by insects, leading to the formation of seeds within the fruit (a dry capsule). After the seeds are dispersed, they require warm, moist soil conditions to germinate and start a new life cycle. Throughout its life, the plant undergoes periods of active growth and dormancy, typically triggered by seasonal changes in temperature and daylight. This hibiscus can live for many years, continuously producing flowers annually or sometimes throughout the year in ideal tropical or subtropical conditions.
PropogationPropogation time
Spring-Early Summer
Propogation: The most popular method of propagating Hibiscus rosa-sinensis 'Cooperi', commonly known as Cooper's Hardy Hibiscus, is through softwood cuttings. This method is best done during late spring or early summer when the plant's new growth is just hardening off but still flexible. Cut a 4 to 6 inch (10 to 15 cm) length from a healthy, non-flowering branch, ensuring it includes at least two to three nodes where leaves emerge. Strip the lower leaves, dipping the cut end into rooting hormone to encourage root development. The cutting should then be planted in a pot with well-draining potting mix, ensuring at least one node is below the soil surface. The pot should be kept in a warm, bright area but out of direct sunlight to avoid wilting, with constant moisture maintained until roots establish, typically within a few weeks. Once rooted, the young plant can be transplanted to a larger pot or directly in the garden depending on its size and the season.
