Arisaema triphyllum (L.) Schott

vernacular Jack in the pulpit — species · Araceae

USDA: ARTR
GBIF: 2867316
Rank: species

Jack in the pulpit (Arisaema triphyllum) — Platephotograph · Jason HollingerCC BY source · iNaturalist ↗

§2Habit & range

Growth habit: Forb/herb
Duration: Perennial
Group: Monocot
Family: Araceae Juss.
Genus: Arisaema

§2a

Native status, by region

CAN Canada Native
L48 Lower 48 States Native

§2b

County-level range

· 4 counties across 1 state

Legend Native · 4 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

Drought: Low
Shade: Low
Moisture use: High
Fire: Low
Salinity: None
Anaerobic: Medium
CaCO₃: Medium
Hedging: None

§3b

Climate & soil

Cold tolerance: -18 °F minimum
Frost-free days: 175 min.
Precipitation: 34–50 in/yr
pH range: 4.8–7
Root depth: 8 in min.
Fertility need: High
Soil texture: coarse, medium

§3c

Form & growth

Growth form: Rhizomatous
Growth rate: Moderate
Lifespan: Moderate
Mature height: 1.5 ft
Foliage texture: Coarse
Foliage colour: Green
Porosity (summer): Dense
Porosity (winter): Dense
Flower colour: White
Fruit colour: Red
Fire resistant: No
N fixation: None
Toxicity: Slight

§3d

Reproduction

Bloom period: Early Summer
Seed abundance: Low
Seed begins: Summer
Seed ends: Summer
Spread rate: Slow
Stratify: No
Seeds / lb: 110,000
Propagation: seed, bare root, container, corm

§3e

Use & availability

Commercial availability: Routinely Available
Nursery stock: No
Browse palatability: Low
Graze palatability: Low
Palatable, human: No
Protein potential: Low
Lumber: No
Christmas tree: No

§4Counties, by state

Recorded in 4 counties across 1 state.

Rhode Island view state ↗ 4 N ▾

§5Sources & provenance

USDA PLANTS

Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.

plants.usda.gov/ARTR ↗

GBIF Backbone

Canonical taxonomic identity, synonym resolution, cross-refs. CC0.

gbif.org/species/2867316 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-25

fetched 2026-05-25T18:27:19Z