Sesamum marlothii Plant Care
Sesamum marlothii Engl.
Updated · Sources · How we source care data
Sesamum marlothii is a species of flowering plant in the same genus as sesame. It is native to western South Africa.
Every 7–10 days
Full sun
65–85°F
40–60%
At a glance
How do you care for Sesamum marlothii?
Water Sesamum marlothii every 7–10 days, letting the top layer of soil dry out between waterings, and give it full sun. It prefers temperatures of 65–85°F (18–29°C) and 40–60% humidity. Fertilize it every 6 months during the growing season.
Where Is the Sesamum marlothii Native To?
What Is the Sesamum marlothii?
Sesamum marlothii (Sesamum marlothii) belongs to the Pedaliaceae family within the Sesamum genus. Sesamum marlothii is native to western South Africa.
Sesamum marlothii displays an upright, branching herb growth habit, reaching up to 3 ft tall with a spread of approximately 2 ft. Sesamum marlothii produces tubular, white to pink flowers in terminal racemes.
Leaf size: approximately 4 inches.
How Often Should You Water a Sesamum marlothii?
Sesamum marlothii requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 7–10 days
Let soil partially dry between waterings
What Light Does the Sesamum marlothii Need?
Sesamum marlothii thrives in full sun.
Light Requirement
Full sun
What Temperature and Humidity Does the Sesamum marlothii Prefer?
Sesamum marlothii grows best at temperatures of 65–85°F. Sesamum marlothii prefers humidity levels of 40–60%.
Temperature
65–85°F
Humidity
40–60%
What Soil Mix Works Best for a Sesamum marlothii?
Well-draining sandy loam with added compost for nutrients. Good drainage is essential for Sesamum marlothii to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Sesamum marlothii?
Feed Sesamum marlothii every 6 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every 6 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Sesamum marlothii?
Repot annually in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Sesamum marlothii?
Sesamum marlothii can be propagated through seeds. Similar propagation techniques also apply to sessame plant care, which shares the same genus.
Is the Sesamum marlothii Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Sesamum marlothii, 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 Sesamum marlothii?
Sesamum marlothii 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 Sesamum marlothii Need?
Sesamum marlothii grows outdoors in USDA Zone 13b. It survives winters down to planting zone 13b. Sesamum marlothii is native to western South Africa. In cooler regions, grow Sesamum marlothii as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13b
Keep exploring plants
Sesamum marlothii 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 Sesamum genus — compare its care with other Sesamum species on PlantoScan.
Sesamum is part of the Pedaliaceae plant family — browse all Pedaliaceae genera and species.
Sesamum marlothii 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: Sesamum marlothii Engl., family Pedaliaceae (first published in Bot. Jahrb. Syst. 10: 257 (1888)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Sesamum marlothii, 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 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.
Identify Plants Like the
Sesamum marlothii Instantly
Scan any plant with your phone camera and get instant ID, care tips, water and fertilizer reminders, and health checks — all in one app.
Free
to download
iOS & Android
platforms
Light & dark
mode
100,000+
species