Tomentosus Endostemon Plant Care
Endostemon tomentosus Harley & Sebsebe
Updated · Sources · How we source care data
This plant's fuzzy, silver-gray leaves make it a standout in any collection. Endostemon tomentosus originates from the mountains of Australia, where its unique foliage and compact growth habit make it a sought-after addition for plant collectors seeking rare and beautiful specimens.
Every 7–14 days
Full sun to partial shade
60–80°F
40–70%
At a glance
How do you care for Tomentosus Endostemon?
Plant Tomentosus Endostemon in full sun to partial shade (USDA zones 13a) and water a young shrub every 7–14 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 Tomentosus Endostemon Native To?
What Is the Tomentosus Endostemon?
Tomentosus Endostemon (Endostemon tomentosus) belongs to the Lamiaceae family within the Endostemon genus. Tomentosus Endostemon is native to southern central Somalia in dry shrubland at 200–300 m (660–980 ft) in altitude.
Tomentosus Endostemon displays an upright, bushy shrub growth habit, reaching up to 2.5 ft tall with a spread of approximately 2 ft. Tomentosus Endostemon produces small tubular flowers in shades of purple and white.
Leaf size: approximately 3 inches.
How Often Should You Water a Tomentosus Endostemon?
Water a young or newly planted Tomentosus Endostemon 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 Tomentosus Endostemon Need?
Tomentosus Endostemon thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Tomentosus Endostemon Prefer?
Endostemon tomentosus tolerates temperatures of 60–80°F. Tomentosus Endostemon prefers humidity levels of 40–70%.
Temperature
60–80°F
Humidity
40–70%
What Soil Mix Works Best for a Tomentosus Endostemon?
Well-draining sandy loam with added organic matter. Good drainage is essential for Tomentosus Endostemon to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Tomentosus Endostemon?
Feed Tomentosus Endostemon 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 Tomentosus Endostemon?
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.
Tomentosus Endostemon 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 Tomentosus Endostemon?
Tomentosus Endostemon 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 Tomentosus Endostemon?
Prune Tomentosus Endostemon 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 Tomentosus Endostemon in Winter?
Tomentosus Endostemon 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 Tomentosus Endostemon?
Tomentosus Endostemon can be propagated through seeds, stem cuttings. Similar propagation techniques also apply to obtusifolius endostemon plant care, which shares the same genus.
Is the Tomentosus Endostemon Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Tomentosus Endostemon, 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 Tomentosus Endostemon?
Tomentosus Endostemon is susceptible to aphids, spider mites, whiteflies. 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 Tomentosus Endostemon Need?
Tomentosus Endostemon grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Tomentosus Endostemon is native to southern central Somalia in dry shrubland at 200–300 m (660–980 ft) in altitude. In cooler regions, grow Tomentosus Endostemon as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Tomentosus Endostemon 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 Endostemon genus — compare its care with other Endostemon species on PlantoScan.
Endostemon is part of the Lamiaceae plant family — browse all Lamiaceae genera and species.
Tomentosus Endostemon 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: Endostemon tomentosus Harley & Sebsebe, family Lamiaceae (first published in Kew Bull. 44: 703 (1989)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Tomentosus Endostemon, 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.
