Macraei's Baccharis (Baccharis macraei)

Photo: Dick Culbert from Gibsons, B.C., CanadaCC BY 2.0via Wikimedia Commonsresized / cropped

Macraei's Baccharis Plant Care

Baccharis macraei Hook. & Arn.

Updated · Sources · How we source care data

This plant is known for its slender, silver-green leaves that give it a soft, elegant appearance. Originating from the highlands of Argentina, Baccharis macraei is a rare find that appeals to plant collectors for its unique foliage and ability to thrive in cooler climates. Its delicate leaves are a standout feature that adds a touch of sophistication to any collection.

🌱Herbs🌼Perennials🌻Annuals
Water

Every 7–14 days

Light

Full sun to partial shade

Temp

50–85°F

Humidity

40–70%

At a glance

How do you care for Macraei's Baccharis?

Plant Macraei's Baccharis in full sun to partial shade (USDA zones 9a–10b) and water a young tree 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 Macraei's Baccharis Native To?

Native range2 countries

What Is the Macraei's Baccharis?

Macraei's Baccharis (Baccharis macraei) belongs to the Asteraceae family within the Baccharis genus. Macraei's Baccharis is native to Chile and Peru. Macraei's Baccharis is also known as Baccharis macraei.

Macraei's Baccharis displays an upright, bushy shrub growth habit, reaching up to 6 ft tall with a spread of approximately 4 ft. Macraei's Baccharis produces small white or greenish flowers in dense clusters.

Leaf size: approximately 2 inches.

How Often Should You Water a Macraei's Baccharis?

Water a young or newly planted Macraei's Baccharis 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 Macraei's Baccharis Need?

Macraei's Baccharis thrives in full sun to partial shade.

Light Requirement

Full sun to partial shade

What Temperature and Humidity Does the Macraei's Baccharis Prefer?

Baccharis macraei tolerates temperatures of 50–85°F. Macraei's Baccharis prefers humidity levels of 40–70%.

Temperature

50–85°F

Humidity

40–70%

What Soil Mix Works Best for a Macraei's Baccharis?

Well-draining sandy soil mix with added organic matter. Good drainage is essential for Macraei's Baccharis to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Macraei's Baccharis?

Feed Macraei's Baccharis every 6 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 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 Macraei's Baccharis?

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

Macraei's Baccharis is suited to USDA Zone 9a – 10b.

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 Macraei's Baccharis?

Macraei's Baccharis can spread to about 4 ft (1.2 m) and reach about 6 ft (2 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 tree spacing calculator.

How Do You Prune a Macraei's Baccharis?

Prune Macraei's Baccharis 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 Macraei's Baccharis in Winter?

Macraei's Baccharis is frost-tender (hardy to USDA zone 9). 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 Macraei's Baccharis?

Macraei's Baccharis can be propagated through seeds, softwood cuttings. Similar propagation techniques also apply to manzanita baccharis plant care, which shares the same genus.

Is the Macraei's Baccharis Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Macraei's Baccharis, 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 Macraei's Baccharis?

Macraei's Baccharis 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 Macraei's Baccharis Need?

Macraei's Baccharis grows outdoors in USDA Zone 9a – 10b. It survives winters down to planting zone 9a. Macraei's Baccharis is native to Chile and Peru. In cooler regions, grow Macraei's Baccharis as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 9a – 10b

Keep exploring plants

Macraei's Baccharis 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 Baccharis genus — compare its care with other Baccharis species on PlantoScan.

Baccharis is part of the Asteraceae plant family — browse all Asteraceae genera and species.

Macraei's Baccharis thrives in bright light and direct sun — see other bright-light plants.

More Baccharis Species

Other Baccharis species in PlantoScan's care catalogue share similar watering, light, and soil preferences:

Sources

  • Scientific name & taxonomy: Baccharis macraei Hook. & Arn., family Asteraceae (first published in J. Bot. (Hooker) 3: 32 (1840)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Macraei's Baccharis, 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.
  • Photo: Dick Culbert from Gibsons, B.C., Canada, CC BY 2.0, Wikimedia Commons — original.
  • Hardiness zone: USDA Zone 9a – 10b, estimated from the plant's typical growing conditions.
  • 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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