Pastaza Shield Plant Plant Care

Asplundia pastazana Harling

Updated · Sources · How we source care data

This unique plant is easily identified by its large, glossy, dark green leaves that have a distinctive waxy sheen. Originating from the tropical forests of Ecuador, Asplundia pastazana is highly sought after by plant collectors for its striking foliage and ability to thrive in low light conditions.

Water

Every 7–10 days

Light

Bright indirect light

Temp

65–80°F

Humidity

60–80%

At a glance

How do you care for Pastaza Shield Plant?

Plant Pastaza Shield Plant in bright indirect light (USDA zones 11a–12b) and water a young tree every 7–10 days until it is established. It tolerates temperatures of 65–80°F (18–27°C). Fertilize it every 6 months during the growing season.

Where Is the Pastaza Shield Plant Native To?

Native range1 country

What Is the Pastaza Shield Plant?

Pastaza Shield Plant (Asplundia pastazana) belongs to the Cyclanthaceae family within the Asplundia genus. Pastaza Shield Plant is native to Ecuador. Pastaza Shield Plant is also known as Ecuadorian Asplundia.

Pastaza Shield Plant displays a clumping, upright habit growth habit, reaching up to 5 ft tall with a spread of approximately 3 ft. Pastaza Shield Plant produces small, inconspicuous flowers surrounded by bracts.

Leaf size: approximately 12 inches.

How Often Should You Water a Pastaza Shield Plant?

Water a young or newly planted Pastaza Shield Plant every 7–10 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 7–10 days

Until established; then in dry spells

What Light Does the Pastaza Shield Plant Need?

Pastaza Shield Plant thrives in bright indirect light. Avoid placing Pastaza Shield Plant in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Light Requirement

Bright indirect light

What Temperature and Humidity Does the Pastaza Shield Plant Prefer?

Asplundia pastazana tolerates temperatures of 65–80°F. Pastaza Shield Plant prefers humidity levels of 60–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Temperature

65–80°F

Humidity

60–80%

What Soil Mix Works Best for a Pastaza Shield Plant?

Rich, well-draining soil with high organic content. Good drainage is essential for Pastaza Shield Plant to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Pastaza Shield Plant?

Feed Pastaza Shield Plant 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 Pastaza Shield Plant?

Choose a spot with bright indirect light and rich, well-draining soil with high organic content. Avoid low spots where water collects after rain.

Pastaza Shield Plant is suited to USDA Zone 11a – 12b.

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 Pastaza Shield Plant?

Pastaza Shield Plant can spread to about 3 ft (0.9 m) and reach about 5 ft (2 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 tree spacing calculator.

How Do You Prune a Pastaza Shield Plant?

Prune Pastaza Shield Plant 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 Pastaza Shield Plant in Winter?

Pastaza Shield Plant is frost-tender (hardy to USDA zone 11). 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 Pastaza Shield Plant?

Pastaza Shield Plant can be propagated through division of offsets, seeds. Similar propagation techniques also apply to asplundia albicarpa plant care, which shares the same genus.

Is the Pastaza Shield Plant Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Pastaza Shield Plant, 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 Pastaza Shield Plant?

Pastaza Shield Plant is susceptible to mealybugs, spider mites, scale insects. 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 Pastaza Shield Plant Need?

Pastaza Shield Plant grows outdoors in USDA Zone 11a – 12b. It survives winters down to planting zone 11a. Pastaza Shield Plant is native to Ecuador. In cooler regions, grow Pastaza Shield Plant as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 11a – 12b

Keep exploring plants

Pastaza Shield Plant 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 Asplundia genus — compare its care with other Asplundia species on PlantoScan.

Asplundia is part of the Cyclanthaceae plant family — browse all Cyclanthaceae genera and species.

Pastaza Shield Plant thrives in bright light and direct sun — see other bright-light plants.

More Asplundia Species

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

Sources

  • Scientific name & taxonomy: Asplundia pastazana Harling, family Cyclanthaceae (first published in Acta Horti Berg. 18: 212 (1958)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Pastaza Shield Plant, 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 11a – 12b, 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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