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Common coleus
Also known as: Coleus blumei
The common coleus is a plant that comes in a wide range of colors and leaf forms. This plant, also known as Coleus scutellarioides, is native to Southeast Asia and is used as an herbal remedy in various cultures. Common coleus is a narcotic used by the Mazatec people of Mexico. In Cuba, this plant is considered invasive.
Scientific classification
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Toxic to Pets
Toxicity
Perennial, Annual
Lifespan
Herb
Plant Type
Late spring, Summer, Early fall, Mid fall
Bloom Time
60 cm to 1 m
Plant Height
8 mm to 1.3 cm
Spread
Green, White, Red, Gold, Orange, Purple, Brown
Leaf Color
8 mm to 1 cm
Flower Size
Black
Fruit Color
Blue, White, Purple, Green, Lavender
Flower Color
Green, Blue
Stem Color
Non-dormant
Dormancy
Evergreen
Leaf type
20 - 38 ℃
Ideal Temperature
Summer, Fall
Growth Season

Images of Common coleus

Distribution of Common coleus

Distribution Map
Common coleus is native to southeast Asia and northern Australia. Cultivation of this plant occurs on a global scale, but its preferred growing conditions are in tropical regions at high elevations. It has escaped cultivation and naturalized as a weed in several countries, and is listed as invasive in Cuba.
Native
Cultivated
Invasive
Introduced
No species reported
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Habitat
Steep slopes, roadsides, coffee plantations
Hemisphere Trend Curve

Culture

Environmental Protection Value
It can purify air and absorb toxic substances.
Garden Use
Common coleus is a herbaceous perennial commonly found in tropical gardens. It is prized for its attractive bi-color leaves and year-round interest. Its bushy appearance makes it suitable for ornamental fencing. It is also appropriate for borders and beds. Common coleus is essential for tropical-themed gardens. Suggested companion plants include Black-Eyed Susan or Dahlia for color contrast.
Symbolism
Beauty, good health, growth, tolerance
Interesting Facts
The meaning of the coleus is desperate love, expressing innocence and despair. Legend has it that it has seven leaves and the color of each leaf is different. Seven colors of light are emitted in the dark, just like vibrant night pearls.It is said that the colorful leaf grass is spiritual, and only the pure soul can own it. It can shine brightly and bring you happiness. Or on the contrary, fade away.
Name Story
Common coleus: Coleus scutellarioides is also called Plectranthus amboinicus. As any plants that is associated with the similar genus has colorful leaves especially Coleus scutellarioides, the genus name, Coleus is then inserted into their common names. Furthermore, the plant is the most popular among the Coleus genus. Therefore, this plant is also called common Coleus.
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Toxicity

Common coleus is toxic to cats and dogs. Consumption of leaves can cause mild to life-threatening symptoms, including physical discomfort, nausea, vomiting, and diarrhea. Skin contact may result in irritation. Prompt veterinary assistance is crucial for affected pets.
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Quickly Identify Common coleus

1
Vibrant variegated foliage with multi-colored patterns.
2
Small blue-violet flowers in terminal clusters.
3
Tiny brown nutlet fruits encased in protective calyxes.
4
Ovate to oblong leaves with crenate margins and vivid patterns.
5
Semi-succulent stem with 4-angled cross-section, turning semi-woody at base.
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Care Guide for Common coleus

Every week
Water
Partial sun
Sunlight
20 - 38 ℃
Ideal Temperature
Water: Common coleus thrives in high humidity and requires consistently moist soil, intolerant to drought. Weekly watering is optimal for its lush foliage. As an indoor ornamental plant, it benefits from humidity, achievable by misting or using a water-filled pebble tray, especially in dry winter months.
Fertilize: Fertilize common coleus bi-weekly with high-nitrogen fertilizer (half strength) in spring and summer to enhance growth. Switch to monthly in fall and skip winter. Container-grown common coleus may need more frequent feeding. Proper application promotes vibrant foliage and plant health.
Pruning: Common coleus benefits from regular pruning in early to late spring to encourage bushier growth and maintain shape. Trim leggy stems, pinch off flower buds, and use sterilized tools to prevent disease. This practice enhances airflow, reduces pests, and keeps common coleus healthy and attractive.
Propagation: Common coleus is a tropical plant known for its colorful foliage. Propagation is successful through stem cuttings, which should include a node. A warm, humid environment with well-draining soil and consistent moisture is essential, along with indirect light to protect delicate cuttings.
Repotting: Repot common coleus in early spring for vibrant growth. Every 2-3 years is sufficient. Use a pot 1-2 inches larger with good drainage. Provide ample light while avoiding direct sun and maintain consistent moisture. A peat-based potting mix supports thriving growth.
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