Rhynchotheca spinosa Plant Care

Rhynchotheca spinosa Ruiz & Pav.

Updated · Sources · How we source care data

Rhynchotheca is a genus of flowering plants belonging to the family Francoaceae. It includes a single species, Rhynchotheca spinosa, a shrub native to Ecuador to Peru.

Water

Every 7–10 days

Light

Full sun to partial shade

Temp

50–75°F

Humidity

40–60%

At a glance

How do you care for Rhynchotheca spinosa?

Plant Rhynchotheca spinosa in full sun to partial shade (USDA zones 12a) and water a young shrub every 7–10 days until it is established. It tolerates temperatures of 50–75°F (10–24°C). Fertilize it every 6 months during the growing season.

Where Is the Rhynchotheca spinosa Native To?

Native range2 countries

What Is the Rhynchotheca spinosa?

Rhynchotheca spinosa (Rhynchotheca spinosa) belongs to the Francoaceae family within the Rhynchotheca genus. Rhynchotheca spinosa is native to Ecuador to Peru.

Rhynchotheca spinosa displays a low rosette, spreading ground cover growth habit, reaching up to 0.5 ft tall with a spread of approximately 1 ft. Rhynchotheca spinosa produces small, star-shaped flowers in shades of pink, purple, or white.

Leaf size: approximately 2 inches.

How Often Should You Water a Rhynchotheca spinosa?

Water a young or newly planted Rhynchotheca spinosa 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 Rhynchotheca spinosa Need?

Rhynchotheca spinosa thrives in full sun to partial shade.

Light Requirement

Full sun to partial shade

What Temperature and Humidity Does the Rhynchotheca spinosa Prefer?

Rhynchotheca spinosa tolerates temperatures of 50–75°F. Rhynchotheca spinosa prefers humidity levels of 40–60%.

Temperature

50–75°F

Humidity

40–60%

What Soil Mix Works Best for a Rhynchotheca spinosa?

Well-draining sandy loam with added organic matter for moisture retention. Good drainage is essential for Rhynchotheca spinosa to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Rhynchotheca spinosa?

Feed Rhynchotheca spinosa 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 Rhynchotheca spinosa?

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.

Rhynchotheca spinosa is suited to USDA Zone 12a.

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 Rhynchotheca spinosa?

Rhynchotheca spinosa can spread to about 1 ft (0.3 m) and reach about 1 ft (0 m) tall. Space plants about 1 ft (0.3 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 Rhynchotheca spinosa?

Prune Rhynchotheca spinosa 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 Rhynchotheca spinosa in Winter?

Rhynchotheca spinosa is frost-tender (hardy to USDA zone 12). 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 Rhynchotheca spinosa?

Rhynchotheca spinosa can be propagated through seeds, division of offsets.

Is the Rhynchotheca spinosa Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Rhynchotheca spinosa, 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 Rhynchotheca spinosa?

Rhynchotheca spinosa 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 Rhynchotheca spinosa Need?

Rhynchotheca spinosa grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Rhynchotheca spinosa is native to Ecuador to Peru. In cooler regions, grow Rhynchotheca spinosa as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 12a

Keep exploring plants

Rhynchotheca spinosa 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 Rhynchotheca genus — compare its care with other Rhynchotheca species on PlantoScan.

Rhynchotheca is part of the Francoaceae plant family — browse all Francoaceae genera and species.

Rhynchotheca spinosa 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: Rhynchotheca spinosa Ruiz & Pav., family Francoaceae (first published in Syst. Veg. Fl. Peruv. Chil. 1: 142. 1798 [late Dec 1798]) — World Flora Online record, IPNI name record.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Rhynchotheca spinosa, 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 12a, 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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