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Cape dandelion
Also known as: Plain Treasure Flower, Fertile Capeweed, Cape daisy, Plain treasureflower, Silverspreader
Cape dandelion (Arctotheca calendula) is an herbaceous perennial that thrives in full sun and makes an excellent ground cover. Blooms from spring to summer with bright yellow, daisy-like flowers that attract bees, butterflies and some birds. Propagate by dividing rhizomes or sow seed after last frost. Deadhead flowers after blooming to prevent unexpected plants from growing.
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30 cm to 60 cm
Plant Height
25 cm
Spread
Green, Gray
Leaf Color
2.5 cm to 4 cm
Flower Size
Yellow
Flower Color
Evergreen
Leaf type
20 - 38 ℃
Ideal Temperature

Images of Cape dandelion

Distribution of Cape dandelion

Distribution Map
Cape dandelion is a plant native to the southern tip of the African continent. It has spread well beyond its natural range and is now found across various regions in the Mediterranean, northwestern Europe, parts of South America, and New Zealand. Additionally, cape dandelion has been cultivated in locations outside its native and introduced ranges.
Native
Cultivated
Invasive
Introduced
No species reported
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Habitat
Rangelands, pastures, crops, orchards, gardens, lawns, sports fields, footpaths, roadsides, waste areas, bare ground, coastal environs, grasslands, open woodlands
Hemisphere Trend Curve

Toxicity

Cape dandelion has mild toxicity to humans, cats, and dogs. All parts of cape dandelion are toxic. Ingesting cape dandelion can cause gastrointestinal distress, oral irritation in humans; physical discomfort in cats; and gastrointestinal upset in dogs. Immediate veterinary care is crucial for pets, and preventing access to the plant is essential for safety.
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Weed Control

Cape dandelion, also known as Cape dandelion, originates from the South Africa region. It has adapted remarkably well to different climates, which is one of the reasons for its widespread distribution and invasive nature. Cape dandelion earns its weed status due to its fast and vigorous growth, persistence, and the ability to reproduce both sexually via seeds and vegetatively, allowing the plant to spread quickly. It can easily outcompete native flora, disrupt ecosystems, and negatively impact gardens by absorbing nutrients, sunlight, and water that other plants need to thrive. If you decide to grow cape dandelion in your garden, be aware of its rapid spread, which can quickly take over other plants. It's essential to manage its growth to prevent it from becoming a garden thug. Cape dandelion primarily propagates by releasing fluffy, wind-borne seeds, much like a typical dandelion. This type of seed dispersal enables the plant to colonize new areas swiftly, contributing further to its weed status.
How to Control It
The best season to control cape dandelion is generally late spring to early summer, before it sets seeds and spreads. To prevent cape dandelion from becoming a weed or to manage its growth in a garden, consider the following methods:
  1. Hand-pulling: Grasp cape dandelion close to the base and pull gently to remove the entire root system. Perform this after a rain when the soil is moist to ease the removal.
  2. Mulching: Spread a thick layer of organic mulch around the plants you want to keep. This suppresses cape dandelion by blocking sunlight and slowing unwanted growth.
  3. Mowing: Regularly mow the area where cape dandelion is growing to prevent it from flowering and setting seeds.
  4. Dense planting: Plant desired plants closely. This will shade the ground, making it harder for cape dandelion to establish itself due to lack of sunlight.
  5. Boiling water: Pour boiling water directly onto cape dandelion, which will scald the plant and cause it to die. Take care to avoid contact with desired plants.
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Care Guide for Cape dandelion

Every week
Water
Full sun
Sunlight
20 - 38 ℃
Ideal Temperature
Garden Soil
Soil Type
Water: Cape dandelion thrives in coastal habitats, requiring moderate watering weekly to replicate its native rainfall. It prefers well-draining soil indoors to avoid root rot and benefits from consistent moisture levels, ensuring year-round growth without overwatering, highlighting its drought resilience.
Fertilize: Cape dandelion thrives with balanced fertilizers (10-10-10) applied monthly during active growth. Use high nitrogen early spring but avoid over-fertilizing. Adjust feeding based on cape dandelion's growth response and minimize winter feedings. New growers should start with half-strength solutions and always water thoroughly post-fertilization.
Pruning: Cape dandelion is a hardy perennial with bright yellow flowers. Prune in early to late spring, trimming stems by a third to promote healthy growth and enhance aesthetics. Use sharp tools to prevent disease, encouraging vigorous regeneration and extending the flowering period.
Propagation: Cape dandelion is easily propagated through division by separating healthy root clumps. Replant divisions in loose, fertile soil and ensure proper watering. Regular maintenance, including weeding and pest monitoring, promotes thriving new plants.
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