Stenanthemum mediale Plant Care
Stenanthemum mediale Rye
Updated · Sources · How we source care data
Stenanthemum mediale is a species of flowering plant in the family Rhamnaceae and is endemic to inland Western Australia. It is an erect shrub with densely hairy young stems, egg-shaped leaves and densely hairy heads of silvery to rust-coloured flowers.
Every 7–10 days
Full sun to partial shade
60–80°F
40–70%
At a glance
How do you care for Stenanthemum mediale?
Plant Stenanthemum mediale in full sun to partial shade (USDA zones 13a) and water a young shrub every 7–10 days until it is established. It tolerates temperatures of 60–80°F (16–27°C). Fertilize it every 6 months during the growing season.
Where Is the Stenanthemum mediale Native To?
What Is the Stenanthemum mediale?
Stenanthemum mediale (Stenanthemum mediale) belongs to the Rhamnaceae family within the Stenanthemum genus. Stenanthemum mediale is native to inland Western Australia.
Stenanthemum mediale displays a compact, spreading shrub growth habit, reaching up to 3 ft tall with a spread of approximately 4 ft. Stenanthemum mediale produces small clusters of white, fragrant flowers.
Leaf size: approximately 4 inches.
How Often Should You Water a Stenanthemum mediale?
Water a young or newly planted Stenanthemum mediale 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 Stenanthemum mediale Need?
Stenanthemum mediale thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Stenanthemum mediale Prefer?
Stenanthemum mediale tolerates temperatures of 60–80°F. Stenanthemum mediale prefers humidity levels of 40–70%.
Temperature
60–80°F
Humidity
40–70%
What Soil Mix Works Best for a Stenanthemum mediale?
Well-draining sandy loam with added organic matter for moisture retention. Good drainage is essential for Stenanthemum mediale to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Stenanthemum mediale?
Feed Stenanthemum mediale 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 Stenanthemum mediale?
Choose a spot with full sun to partial shade and well-draining sandy loam with added organic matter for moisture retention. Avoid low spots where water collects after rain.
Stenanthemum mediale is suited to USDA Zone 13a.
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 Stenanthemum mediale?
Stenanthemum mediale 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 Stenanthemum mediale?
Prune Stenanthemum mediale 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 Stenanthemum mediale in Winter?
Stenanthemum mediale 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 Stenanthemum mediale?
Stenanthemum mediale can be propagated through seeds, softwood cuttings. Similar propagation techniques also apply to stenanthemum arens plant care, which shares the same genus.
Is the Stenanthemum mediale Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Stenanthemum mediale, 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 Stenanthemum mediale?
Stenanthemum mediale is susceptible to aphids, spider mites, scale insects. 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 Stenanthemum mediale Need?
Stenanthemum mediale grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Stenanthemum mediale is native to inland Western Australia. In cooler regions, grow Stenanthemum mediale as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Stenanthemum mediale 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 Stenanthemum genus — compare its care with other Stenanthemum species on PlantoScan.
Stenanthemum is part of the Rhamnaceae plant family — browse all Rhamnaceae genera and species.
Stenanthemum mediale thrives in bright light and direct sun — see other bright-light plants.
More Stenanthemum Species
Other Stenanthemum species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Stenanthemum mediale Rye, family Rhamnaceae (first published in Nuytsia 10: 290 (1995)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Stenanthemum mediale, 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 13a, 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.
