Candollea serrulata Plant Care

Candollea serrulata Labill.

Updated · Sources · How we source care data

Stylidium graminifolium, the grass triggerplant, is a dicotyledonous plant that belongs to the genus Stylidium. This species used to belong to the Stylidium graminifolium complex, but the name was conserved for this single species when two others were split from the complex and introduced as new species in 2001.

Water

Every 7–10 days

Light

Full sun to partial shade

Temp

60–80°F

Humidity

40–70%

At a glance

How do you care for Candollea serrulata?

Plant Candollea serrulata 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.

Where Is the Candollea serrulata Native To?

Native range1 country

What Is the Candollea serrulata?

Candollea serrulata (Candollea serrulata) belongs to the Stylidiaceae family within the Candollea genus. Candollea serrulata is native to Australia.

Candollea serrulata displays a compact, low-spreading shrub growth habit, reaching up to 2.5 ft tall with a spread of approximately 3 ft. Candollea serrulata produces small, white, star-shaped flowers in clusters.

Leaf size: approximately 4 inches.

How Often Should You Water a Candollea serrulata?

Water a young or newly planted Candollea serrulata 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 Candollea serrulata Need?

Candollea serrulata thrives in full sun to partial shade.

Light Requirement

Full sun to partial shade

What Temperature and Humidity Does the Candollea serrulata Prefer?

Candollea serrulata tolerates temperatures of 60–80°F. Candollea serrulata prefers humidity levels of 40–70%.

Temperature

60–80°F

Humidity

40–70%

What Soil Mix Works Best for a Candollea serrulata?

Well-draining loamy soil with added organic matter for moisture retention. Good drainage is essential for Candollea serrulata to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Candollea serrulata?

Feed Candollea serrulata 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 Candollea serrulata?

Choose a spot with full sun to partial shade and well-draining loamy soil with added organic matter for moisture retention. Avoid low spots where water collects after rain.

Candollea serrulata 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 Candollea serrulata?

Candollea serrulata can spread to about 3 ft (0.9 m) and reach about 3 ft (1 m) tall. Space plants about 3 ft (0.9 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 Candollea serrulata?

Prune Candollea serrulata 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 Candollea serrulata in Winter?

Candollea serrulata 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 Candollea serrulata?

Candollea serrulata can be propagated through seeds, stem cuttings.

Is the Candollea serrulata Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Candollea serrulata, 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 Candollea serrulata?

Candollea serrulata is susceptible to aphids, scale insects, 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 Candollea serrulata Need?

Candollea serrulata grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Candollea serrulata is native to Australia. In cooler regions, grow Candollea serrulata as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 13a

Keep exploring plants

Candollea serrulata 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 Candollea genus (family Stylidiaceae) — search all Candollea species in the plant lookup.

Candollea serrulata 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: Candollea serrulata Labill., family Stylidiaceae (first published in Ann. Mus. Hist. Nat. 6: 454 (1805)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Candollea serrulata, 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.

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