Tomentose Isoberlinia Plant Care

Isoberlinia tomentosa (Harms) Craib & Stapf

Updated · Sources · How we source care data

Isoberlinia tomentosa is a hardwood tree native to the African tropical savannas and Guinean forest-savanna mosaic dry forests. At one time this tree was disregarded as a useful resource, but with the selective felling of such valuable species as Khaya senegalensis and Afzelia africana, it is now better appreciated.

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Water

Every 7–14 days

Light

Full sun

Temp

65–85°F

Humidity

40–70%

At a glance

How do you care for Tomentose Isoberlinia?

Plant Tomentose Isoberlinia in full sun (USDA zones 13b) and water a young tree every 7–14 days until it is established. It tolerates temperatures of 65–85°F (18–29°C). Fertilize it every 8 months during the growing season.

What Is the Tomentose Isoberlinia?

Tomentose Isoberlinia (Isoberlinia tomentosa) belongs to the Fabaceae family within the Isoberlinia genus. Tomentose Isoberlinia is native to the African tropical savannas and Guinean forest-savanna mosaic dry forests.

Tomentose Isoberlinia displays a tall canopy tree growth habit, reaching up to 50 ft tall with a spread of approximately 30 ft. Tomentose Isoberlinia produces small yellow-green flowers in clusters.

Leaf size: approximately 6 inches.

How Often Should You Water a Tomentose Isoberlinia?

Water a young or newly planted Tomentose Isoberlinia every 7–14 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established trees 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 Tomentose Isoberlinia Need?

Tomentose Isoberlinia thrives in full sun.

Light Requirement

Full sun

What Temperature and Humidity Does the Tomentose Isoberlinia Prefer?

Isoberlinia tomentosa tolerates temperatures of 65–85°F. Tomentose Isoberlinia prefers humidity levels of 40–70%.

Temperature

65–85°F

Humidity

40–70%

What Soil Mix Works Best for a Tomentose Isoberlinia?

Well-draining sandy soil with good organic content. Good drainage is essential for Tomentose Isoberlinia to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Tomentose Isoberlinia?

Feed Tomentose Isoberlinia every 8 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established trees 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 8 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 Tomentose Isoberlinia?

Choose a spot with full sun and well-draining sandy soil with good organic content. Avoid low spots where water collects after rain.

Tomentose Isoberlinia is suited to USDA Zone 13b.

Plant container-grown or balled-and-burlapped trees in spring or early autumn, setting the root flare at soil level, and water well after planting.

How Far Apart Should You Plant a Tomentose Isoberlinia?

Tomentose Isoberlinia can spread to about 30 ft (9.1 m) and reach about 50 ft (15 m) tall. Space plants about 30 ft (9.1 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 tree spacing calculator.

How Do You Prune a Tomentose Isoberlinia?

Prune Tomentose Isoberlinia 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 tree in one year.

How Do You Care for a Tomentose Isoberlinia in Winter?

Tomentose Isoberlinia 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 Tomentose Isoberlinia?

Tomentose Isoberlinia can be propagated through seeds, root cuttings. Similar propagation techniques also apply to doka plant care, which shares the same genus.

Is the Tomentose Isoberlinia Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Tomentose Isoberlinia, 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 Tomentose Isoberlinia?

Tomentose Isoberlinia is susceptible to aphids, caterpillars, leaf miners. 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 Tomentose Isoberlinia Need?

Tomentose Isoberlinia grows outdoors in USDA Zone 13b. It survives winters down to planting zone 13b. Tomentose Isoberlinia is native to the African tropical savannas and Guinean forest-savanna mosaic dry forests. In cooler regions, grow Tomentose Isoberlinia as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 13b

Keep exploring plants

Tomentose Isoberlinia 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 Isoberlinia genus — compare its care with other Isoberlinia species on PlantoScan.

Isoberlinia is part of the Fabaceae plant family — browse all Fabaceae genera and species.

Tomentose Isoberlinia 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: Isoberlinia tomentosa (Harms) Craib & Stapf, family Fabaceae (first published in Bull. Misc. Inform. Kew 1912: 93 (1912)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Tomentose Isoberlinia, 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.

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