Nitraria billardierei Plant Care

Nitraria billardierei DC.

Updated · Sources · How we source care data

Nitraria billardierei, commonly known as nitre bush or dillon bush, is a perennial shrub native to Australia. It is often found in saline areas or other areas which have been disturbed.

Water

Every 7–14 days

Light

Full sun to partial shade

Temp

50–85°F

Humidity

30–60%

At a glance

How do you care for Nitraria billardierei?

Plant Nitraria billardierei in full sun to partial shade (USDA zones 12a) and water a young shrub every 7–14 days until it is established. It tolerates temperatures of 50–85°F (10–29°C). Fertilize it every 6 months during the growing season.

Where Is the Nitraria billardierei Native To?

Native range1 country

What Is the Nitraria billardierei?

Nitraria billardierei (Nitraria billardierei) belongs to the Nitrariaceae family within the Nitraria genus. Nitraria billardierei is native to Australia.

Nitraria billardierei displays a low, spreading shrub growth habit, reaching up to 2 ft tall with a spread of approximately 4 ft. Nitraria billardierei produces small, inconspicuous flowers.

Leaf size: approximately 1 inches.

How Often Should You Water a Nitraria billardierei?

Water a young or newly planted Nitraria billardierei every 7–14 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 7–14 days

Until established; then in dry spells

What Light Does the Nitraria billardierei Need?

Nitraria billardierei thrives in full sun to partial shade.

Light Requirement

Full sun to partial shade

What Temperature and Humidity Does the Nitraria billardierei Prefer?

Nitraria billardierei tolerates temperatures of 50–85°F. Nitraria billardierei prefers humidity levels of 30–60%.

Temperature

50–85°F

Humidity

30–60%

What Soil Mix Works Best for a Nitraria billardierei?

Well-draining sandy soil with good aeration. Good drainage is essential for Nitraria billardierei to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Nitraria billardierei?

Feed Nitraria billardierei 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 Nitraria billardierei?

Choose a spot with full sun to partial shade and well-draining sandy soil with good aeration. Avoid low spots where water collects after rain.

Nitraria billardierei 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 Nitraria billardierei?

Nitraria billardierei can spread to about 4 ft (1.2 m) and reach about 2 ft (1 m) tall. Space plants about 4 ft (1.2 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 Nitraria billardierei?

Prune Nitraria billardierei 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 Nitraria billardierei in Winter?

Nitraria billardierei 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 Nitraria billardierei?

Nitraria billardierei can be propagated through seeds, cuttings. Similar propagation techniques also apply to nitraria retusa plant care, which shares the same genus.

Is the Nitraria billardierei Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Nitraria billardierei, 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 Nitraria billardierei?

Nitraria billardierei 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 Nitraria billardierei Need?

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

Hardiness Zone

Zone 12a

Keep exploring plants

Nitraria billardierei 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 Nitraria genus — compare its care with other Nitraria species on PlantoScan.

Nitraria is part of the Nitrariaceae plant family — browse all Nitrariaceae genera and species.

Nitraria billardierei 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: Nitraria billardierei DC., family Nitrariaceae (first published in Prodr. 3: 456 (1828)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Nitraria billardierei, 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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