Amorphophallus prainii
bulb corm tuber

Amorphophallus prainii

Amorphophallus prainii

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Bulb Corm Tuber

Height

36 inches

Width

36 inches

Light

Partial Sun, Shade

Water

Moderate

Humidity

High

Lifespan

Perennial

Native To

Asia

Toxicity

All parts contain calcium oxalate crystals, toxic if ingested

The Story

Plant Bio

Amorphophallus prainii is a tuberous perennial known for its large, dramatic, umbrella-like foliage and distinctive, often inflorescence with a spadix and spathe, typically displaying muted green and purple hues. This species is notable for its striking, often fragrant inflorescence that emerges from underground, making it a captivating and exotic addition to tropical and subtropical gardens.

Bloom Period:

J
F
M
A
M
J
J
A
S
O
N
D
EarlyLate

Uses & Benefits:

Ornamental UsesProvides exotic visual interest with its large, tropical foliage and unique flowering structure, perfect for tropical-themed gardens.
Practical UsesToxicity deters most pests, reducing the need for chemical controls.
Ecological BenefitsSupports pollinators attracted to its infrequent but striking flowers.

Marketplace

Where to Buy

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Planting

How to Grow

  1. Tuck corms into well-draining soil in spring
  2. Water regularly, keeping soil moist but not soggy
  3. Mist leaves during dry periods for humidity
  4. Place in partial shade for optimal growth
  5. Mulch lightly to retain moisture
  6. Fertilize monthly with balanced fertilizer

Pro Tip

Plant corms in well-drained soil in spring for best results

Keep It Thriving

Care Guide

Do

  • Water consistently to keep soil moist
  • Mulch to maintain soil moisture and temperature
  • Provide partial shade in hottest months
  • Feed with balanced fertilizer monthly

Don't

  • Avoid overwatering to prevent rot ❌
  • Do not expose to full direct sun in peak summer ❌
  • Never handle without gloves due to toxicity ❌
  • Avoid dry, compacted soil ❌

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Fertilize
Lift Store
Plant
Propagate
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Tropical borderExotic container accent

Companion Plants

Ferns Hostas Caladiums Elephant ears Tropical palms

Multiply

Propagation Methods

Good to Know

Common Questions

Amorphophallus prainii questions

What zones can Amorphophallus prainii grow in?

Amorphophallus prainii is hardy in USDA Zone 10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Amorphophallus prainii deer resistant?

Not reliably. Deer may browse Amorphophallus prainii, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Amorphophallus prainii bloom?

Amorphophallus prainii typically blooms in late summer through late fall. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Amorphophallus prainii need full sun?

Amorphophallus prainii does best in part shade.

Keep exploring

Collections featuring this plant

Hardy in your zone?

Grow Amorphophallus prainii with confidence

See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.

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