perennial

Napalensis Amorphophallus

The Story

Plant Bio

Amorphophallus napalensis is a tuberous perennial plant distinguished by its large, dramatic inflorescence with a spadix and spathe, and often features broad, palmate leaves that emerge during the growing season.

This species is notable for its impressive flowering display, which emits a strong, unpleasant odor to attract pollinators, and it is well-adapted to subtropical and tropical forest environments.

Uses & Benefits:

Adds dramatic, tropical flair to shaded or moist areas with its large, exotic inflorescence.

Provides a focal point and shade in garden landscapes.

Supports pollinators attracted to its unique bloom scent.

Essentials

At a Glance

Plant Type

Perennial

Height

36 inches

Width

36 inches

Light

Partial Sun, Shade

Zones

9, 10

Water

Moderate

Humidity

High

Lifespan

Perennial

Native To

Himalayas and Southeast Asia

Toxicity

Toxic if ingested

Planting

How to Grow

Select a well-drained, rich soil with organic matter.
Plant tuber 4 inches deep in a partially shaded spot.
Water regularly to keep soil moist but not soggy.
Apply a balanced fertilizer monthly during active growth.
Mulch around the plant to retain moisture and suppress weeds.
Protect from frost by mulching heavily or relocating indoors in winter.

Pro Tip

Ensure good drainage to prevent tuber rot and provide partial shade for best results.

Keep It Thriving

Care Guide

Do

Water consistently during growing season 🌱
Provide well-drained soil to prevent root rot
Apply organic fertilizer monthly

Don't

Avoid overwatering in winter ❌
Do not expose to full sun in hot climates
Never disturb tuber when dormant

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Fertilize
Lift Store
Pest Check

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Focal point with exotic appealShade garden accentTropical-themed border

Companion Plants

Ferns Hostas Caladiums Gingers Palms

Multiply

Propagation Methods

Good to Know

Common Questions

Napalensis Amorphophallus questions

What zones can Napalensis Amorphophallus grow in?

Napalensis Amorphophallus is hardy in USDA Zones 9–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Napalensis Amorphophallus deer resistant?

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

When does Napalensis Amorphophallus bloom?

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

Does Napalensis Amorphophallus need full sun?

Napalensis Amorphophallus does best in part shade.