
Photo: BogdanCC BY-SA 3.0via Wikimedia Commonsresized / cropped
J. W. African Sci. Assoc. Plant Care
Crassocephalum bougheyanum C.D.Adams
Updated · Sources · How we source care data
This plant is easily recognized by its large, round, fuzzy leaves that have striking purple undersides. Originally hailing from Nigeria, Crassocephalum bougheyanum is highly sought after by plant collectors for its unique foliage and stunning visual appeal in gardens or indoor spaces.
Every 7–10 days
Full sun to partial shade
65–80°F
50–70%
At a glance
How do you care for J. W. African Sci. Assoc.?
Plant J. W. African Sci. Assoc. in full sun to partial shade (USDA zones 13b) and water a young shrub every 7–10 days until it is established. It tolerates temperatures of 65–80°F (18–27°C). Fertilize it every 6 months during the growing season.
Where Is the J. W. African Sci. Assoc. Native To?
What Is the J. W. African Sci. Assoc.?
J. W. African Sci. Assoc. (Crassocephalum bougheyanum) belongs to the Asteraceae family within the Crassocephalum genus. J. W. African Sci. Assoc. is native to Cameroon and Equatorial Guinea. J. W. African Sci. Assoc. is also known as Kew Bull..
J. W. African Sci. Assoc. displays an upright, bushy shrub growth habit, reaching up to 2.5 ft tall with a spread of approximately 2 ft. J. W. African Sci. Assoc. produces small, daisy-like flowers in yellow or white.
Leaf size: approximately 4 inches.
How Often Should You Water a J. W. African Sci. Assoc.?
Water a young or newly planted J. W. African Sci. Assoc. every 7–10 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established shrubs mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.
Watering Frequency
Every 7–10 days
Until established; then in dry spells
What Light Does the J. W. African Sci. Assoc. Need?
J. W. African Sci. Assoc. thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the J. W. African Sci. Assoc. Prefer?
Crassocephalum bougheyanum tolerates temperatures of 65–80°F. J. W. African Sci. Assoc. prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–80°F
Humidity
50–70%
What Soil Mix Works Best for a J. W. African Sci. Assoc.?
Well-draining, fertile soil with added organic matter. Good drainage is essential for J. W. African Sci. Assoc. to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a J. W. African Sci. Assoc.?
Feed J. W. African Sci. Assoc. every 6 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established shrubs in good soil often need little extra feeding, so let weak growth or pale foliage guide you.
Stop feeding by late summer so new growth can harden before winter.
Fertilizing
Every 6 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
Where Should You Plant a J. W. African Sci. Assoc.?
Choose a spot with full sun to partial shade and well-draining, fertile soil with added organic matter. Avoid low spots where water collects after rain.
J. W. African Sci. Assoc. is suited to USDA Zone 13b.
Plant container-grown or balled-and-burlapped shrubs in spring or early autumn, setting the root flare at soil level, and water well after planting.
How Far Apart Should You Plant a J. W. African Sci. Assoc.?
J. W. African Sci. Assoc. can spread to about 2 ft (0.6 m) and reach about 3 ft (1 m) tall. Space plants about 2 ft (0.6 m) apart so mature crowns don't crowd each other, and plant at least half that distance from buildings, fences and paths.
Planning a row or hedge? Try the plant spacing calculator.
How Do You Prune a J. W. African Sci. Assoc.?
Prune J. W. African Sci. Assoc. while it is dormant in late winter: first remove dead, damaged and crossing branches, then thin lightly for shape.
If it flowers in spring, prune right after flowering instead so you don't remove next year's buds. Never take off more than about a quarter of the shrub in one year.
How Do You Care for a J. W. African Sci. Assoc. in Winter?
J. W. African Sci. Assoc. is frost-tender (hardy to USDA zone 13). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.
How Do You Propagate a J. W. African Sci. Assoc.?
J. W. African Sci. Assoc. can be propagated through seeds, stem cuttings. Similar propagation techniques also apply to young 158 plant care, which shares the same genus.
Is the J. W. African Sci. Assoc. Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list J. W. African Sci. Assoc., so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the J. W. African Sci. Assoc.?
J. W. African Sci. Assoc. is susceptible to aphids, whiteflies, spider mites. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the J. W. African Sci. Assoc. Need?
J. W. African Sci. Assoc. grows outdoors in USDA Zone 13b. It survives winters down to planting zone 13b. J. W. African Sci. Assoc. is native to Cameroon and Equatorial Guinea. In cooler regions, grow J. W. African Sci. Assoc. as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13b
Keep exploring plants
J. W. African Sci. Assoc. is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Crassocephalum genus — compare its care with other Crassocephalum species on PlantoScan.
Crassocephalum is part of the Asteraceae plant family — browse all Asteraceae genera and species.
J. W. African Sci. Assoc. thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Crassocephalum bougheyanum C.D.Adams, family Asteraceae (first published in J. W. African Sci. Assoc. 3(1): 111. 1957 , reimpr.) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list J. W. African Sci. Assoc., so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Photo: Bogdan, CC BY-SA 3.0, Wikimedia Commons — original.
- Hardiness zone: USDA Zone 13b, calculated from the plant's minimum temperature.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
