Mountain Dasyanthus Plant Care
Passerina montivaga Bredenk. & A.E.van Wyk
Updated · Sources · How we source care data
Passerina montivaga, the brown forest gonna, is a shrub belonging to the genus Passerina. The species is native to Eswatini and South Africa, where it occurs in KwaZulu-Natal, Mpumalanga, the Eastern Cape and the Western Cape.
Every 7–14 days
Full sun to partial shade
50–85°F
40–70%
At a glance
How do you care for Mountain Dasyanthus?
Plant Mountain Dasyanthus in full sun to partial shade (USDA zones 12a) and water a young shrub every 7–14 days until it is established. It tolerates temperatures of 50–85°F (10–29°C). Fertilize it every 6 months during the growing season.
Where Is the Mountain Dasyanthus Native To?
What Is the Mountain Dasyanthus?
Mountain Dasyanthus (Passerina montivaga) belongs to the Thymelaeaceae family within the Passerina genus. Mountain Dasyanthus is native to Eswatini and South Africa.
Mountain Dasyanthus displays a compact shrub, spreading growth habit, reaching up to 3 ft tall with a spread of approximately 4 ft. Mountain Dasyanthus produces small, fragrant clusters of white or pink flowers.
Leaf size: approximately 4 inches.
How Often Should You Water a Mountain Dasyanthus?
Water a young or newly planted Mountain Dasyanthus every 7–14 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 7–14 days
Until established; then in dry spells
What Light Does the Mountain Dasyanthus Need?
Mountain Dasyanthus thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Mountain Dasyanthus Prefer?
Passerina montivaga tolerates temperatures of 50–85°F. Mountain Dasyanthus prefers humidity levels of 40–70%.
Temperature
50–85°F
Humidity
40–70%
What Soil Mix Works Best for a Mountain Dasyanthus?
Well-draining sandy loam with added organic matter. Good drainage is essential for Mountain Dasyanthus to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Mountain Dasyanthus?
Feed Mountain Dasyanthus 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 Mountain Dasyanthus?
Choose a spot with full sun to partial shade and well-draining sandy loam with added organic matter. Avoid low spots where water collects after rain.
Mountain Dasyanthus is suited to USDA Zone 12a.
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 Mountain Dasyanthus?
Mountain Dasyanthus can spread to about 4 ft (1.2 m) and reach about 3 ft (1 m) tall. Space plants about 4 ft (1.2 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 Mountain Dasyanthus?
Prune Mountain Dasyanthus 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 Mountain Dasyanthus in Winter?
Mountain Dasyanthus is frost-tender (hardy to USDA zone 12). 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 Mountain Dasyanthus?
Mountain Dasyanthus can be propagated through seeds, semi-hardwood cuttings. Similar propagation techniques also apply to burchell's daphne plant care, which shares the same genus.
Is the Mountain Dasyanthus Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Mountain Dasyanthus, 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 Mountain Dasyanthus?
Mountain Dasyanthus is susceptible to aphids, scale insects, 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 Mountain Dasyanthus Need?
Mountain Dasyanthus grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Mountain Dasyanthus is native to Eswatini and South Africa. In cooler regions, grow Mountain Dasyanthus as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Mountain Dasyanthus 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 Passerina genus — compare its care with other Passerina species on PlantoScan.
Passerina is part of the Thymelaeaceae plant family — browse all Thymelaeaceae genera and species.
Mountain Dasyanthus thrives in bright light and direct sun — see other bright-light plants.
More Passerina Species
Other Passerina species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Passerina montivaga Bredenk. & A.E.van Wyk, family Thymelaeaceae (first published in Bothalia 32: 34 (2002)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Mountain Dasyanthus, 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.
- Hardiness zone: USDA Zone 12a, 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.
