perennial

Ehimense Jack in the Pulpit

The Story

Plant Bio

Arisaema ehimense is a perennial herbaceous plant characterized by its distinctive, umbrella-like foliage and striking, hooded spathe flowers that are typically green with purple accents.

This species is notable for its adaptability to shaded woodland environments and its attractive, unique flower structure that adds interest to shaded garden areas.

Uses & Benefits:

Striking foliage and early spring blooms add visual interest to shaded gardens.

Provides ground cover in moist, shaded areas.

Supports native pollinators and beneficial insects.

Essentials

At a Glance

Plant Type

Perennial

Height

12 inches

Width

8 inches

Light

Partial Sun, Shade

Zones

6, 7, 8

Water

Moist

Humidity

Moderate to high

Lifespan

Perennial

Native To

East Asia

Toxicity

All parts are toxic if ingested, can cause severe skin irritation

Bloom period

Early spring – Mid-spring

In flower about 2 months of the year

Planting

How to Grow

Tuck seeds into moist soil in fall for natural stratification
Keep soil consistently moist and rich in organic matter
Plant in shaded or partially shaded areas
Water regularly during active growth periods
Mulch to retain moisture and regulate temperature
Divide clumps in early spring every 3-4 years

Pro Tip

Ensure soil remains moist and well-drained for best growth

Keep It Thriving

Care Guide

Do

Water regularly to keep soil moist 🌱
Mulch to conserve moisture and suppress weeds
Plant in shaded or partially shaded areas

Don't

Avoid direct sunlight which can scorch leaves ❌
Do not let soil dry out completely
Avoid heavy, poorly drained soils

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Divide
Fertilize
Mulch
Plant
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Shaded woodland gardenMoist border plant

Companion Plants

Hostas Ferns Solomon's Seal

Multiply

Propagation Methods

Good to Know

Common Questions

Ehimense Jack in the Pulpit questions

What zones can Ehimense Jack in the Pulpit grow in?

Ehimense Jack in the Pulpit is hardy in USDA Zones 6–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Ehimense Jack in the Pulpit deer resistant?

Not reliably. Deer may browse Ehimense Jack in the Pulpit, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Ehimense Jack in the Pulpit bloom?

Ehimense Jack in the Pulpit typically blooms in early spring through mid-spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Ehimense Jack in the Pulpit need full sun?

Ehimense Jack in the Pulpit does best in part shade.