PlantFiles is getting a new look! Just in time for spring, we're rolling out a new look for the best online plants database. It will also work with your smart phones and mobile devices, so now you can take it with you on garden center visits or botanical garden tours. Questions or comments? Please post them here.

Jack in the Pulpit
Arisaema asperatum

Family: Araceae (a-RAY-see-ee) (Info)
Genus: Arisaema (air-uh-SEE-muh) (Info)
Species: asperatum (as-per-AH-tum) (Info)
Synonym:Arisaema cochleatum
Synonym:Arisaema rhombiforme

Category:

Bulbs

Perennials

Height:

6-12 in. (15-30 cm)

12-18 in. (30-45 cm)

18-24 in. (45-60 cm)

Spacing:

9-12 in. (22-30 cm)

12-15 in. (30-38 cm)

15-18 in. (38-45 cm)

18-24 in. (45-60 cm)

Hardiness:

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

Sun Exposure:

Sun to Partial Shade

Light Shade

Partial to Full Shade

Danger:

All parts of plant are poisonous if ingested

Bloom Color:

Chartreuse (Yellow-Green)

Pale Green

Green

Purple

Dark Purple/Black

Maroon (Purple-Brown)

White/Near White

Bloom Time:

Mid Spring

Late Spring/Early Summer

Foliage:

Herbaceous

Shiny/Glossy-Textured

Other details:

Average Water Needs; Water regularly; do not overwater

Soil pH requirements:

5.6 to 6.0 (acidic)

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

Patent Information:

Unknown - Tell us

Propagation Methods:

By dividing rhizomes, tubers, corms or bulbs (including offsets)

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; sow indoors before last frost

From seed; direct sow after last frost

From seed; germinate in a damp paper towel

Seed Collecting:

Remove fleshy coating on seeds before storing

Wear gloves to protect hands when handling seeds

Regional

This plant has been said to grow in the following regions:

Flat Rock, North Carolina

Coopersburg, Pennsylvania

Gardeners' Notes:

No details have been posted.