
Photo: Matt BergerCC BY 4.0via iNaturalistresized / cropped
Malesherbia humilis Plant Care
Malesherbia humilis Poepp.
Updated · Sources · How we source care data
Malesherbia humilis is an annual herb that grows in the subtropics of northern and central Chile to Argentina.
Every 7–10 days
Full sun to partial shade
60–80°F
40–60%
At a glance
How do you care for Malesherbia humilis?
Plant Malesherbia humilis 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.
What Is the Malesherbia humilis?
Malesherbia humilis (Malesherbia humilis) belongs to the Passifloraceae family within the Malesherbia genus.
Malesherbia humilis displays a low spreading shrub growth habit, reaching up to 1.5 ft tall with a spread of approximately 2 ft. Malesherbia humilis produces small, delicate purple flowers.
Leaf size: approximately 1.5 inches.
How Often Should You Water a Malesherbia humilis?
Water a young or newly planted Malesherbia humilis 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 Malesherbia humilis Need?
Malesherbia humilis thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Malesherbia humilis Prefer?
Malesherbia humilis tolerates temperatures of 60–80°F. Malesherbia humilis prefers humidity levels of 40–60%.
Temperature
60–80°F
Humidity
40–60%
What Soil Mix Works Best for a Malesherbia humilis?
Well-draining sandy soil mix with added peat moss and perlite. Good drainage is essential for Malesherbia humilis to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Malesherbia humilis?
Feed Malesherbia humilis 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 Malesherbia humilis?
Choose a spot with full sun to partial shade and well-draining sandy soil mix with added peat moss and perlite. Avoid low spots where water collects after rain.
Malesherbia humilis 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 Malesherbia humilis?
Malesherbia humilis can spread to about 2 ft (0.6 m) and reach about 2 ft (0 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 Malesherbia humilis?
Prune Malesherbia humilis 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 Malesherbia humilis in Winter?
Malesherbia humilis 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 Malesherbia humilis?
Malesherbia humilis can be propagated through seeds, stem cuttings. Similar propagation techniques also apply to malesherbia angustisecta plant care, which shares the same genus.
Is the Malesherbia humilis Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Malesherbia humilis, 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 Malesherbia humilis?
Malesherbia humilis 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 Malesherbia humilis Need?
Malesherbia humilis grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. In cooler regions, grow Malesherbia humilis as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Malesherbia humilis 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 Malesherbia genus — compare its care with other Malesherbia species on PlantoScan.
Malesherbia is part of the Passifloraceae plant family — browse all Passifloraceae genera and species.
Malesherbia humilis thrives in bright light and direct sun — see other bright-light plants.
More Malesherbia Species
Other Malesherbia species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Malesherbia humilis Poepp., family Passifloraceae (first published in Not. Natur- Heilk. 23: 291 (1829)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Malesherbia humilis, 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: Matt Berger, CC BY 4.0, iNaturalist — original.
- 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.
