Arisaema costatum
Arisaema costatumfam. Araceae
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Pl. E605 — Arisaema costatum
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IOverview
Overview
Arisaema costatum, a perennial plant native to the East Himalaya, Nepal, and Tibet, is a member of the Araceae family. This plant is adapted to thrive in partial sun to full shade with moist conditions, making it suitable for gardens in USDA hardiness zones 6-9. Arisaema costatum reaches a height of approximately 0.6 meters and is valued for its edible root, which can be prepared by cooking or drying to reduce potential bitterness. The plant's adaptability to various light conditions, from full sun to partial shade, and its ornamental value due to its unique foliage and inflorescence, make it a versatile addition to gardens. While the root is edible, caution is advised as raw consumption may be bitter.
Quick answers
What is Arisaema costatum?
Arisaema costatum, a perennial plant native to the East Himalaya, Nepal, and Tibet, is a member of the Araceae family. This plant is adapted to thrive in partial sun to full shade with moist conditions, making it suitable for gardens in USDA hardiness zones 6-9.
Growingconditions · propagation · uses
VCultivation
Cultivation
Arisaema costatum thrives in partial to full shade and requires moist, well-drained soil. It prefers light to medium soil types and is hardy in zones 6-9. For best results, keep the soil consistently moist. Propagate through division in early spring. The plant grows to a height of 0.6 meters and is perennial. Its edible root can be harvested after the plant has matured.
Light
Full sun, Partial sun/shade, Full shade
Water
Moist
Soil
Light (sandy), Medium
Hardiness
6-9
Life cycle
Perennial
Mature size
0.6 m tall
For first-time growers
How to grow Arisaema costatum for the first time
8steps
Start with Skip as a simple, low-maintenance perennial for your garden.
- 1
What you'll need
Skip bulbs or corms, well-draining soil, a container if planting in pots.
- 2
Best time to plant
Plant Skip in spring after the last frost or in fall before the first freeze.
- 3
Soil and container prep
Use light, sandy soil with good drainage. Ensure containers have holes for water to escape.
- 4
Sowing or transplanting
Plant bulbs 5-10 cm deep and 20 cm apart in the garden or pots.
- 5
First two weeks
Keep soil moist but not soggy. Avoid direct sunlight during this period.
- 6
Ongoing care
Water regularly, especially when leaves appear. Provide partial shade to full shade as needed.
- 7
Harvest or pruning
Skip is a perennial and doesn't require harvesting; prune dead foliage in late winter for tidiness.
- 8
Common mistakes
Overwatering, planting in heavy soil, not providing enough shade, neglecting to mulch.
VIEdible & utility
Edible & utility
Edible parts:Root
Edible uses: The root of Arisaema costatum is edible and can be prepared in various ways. It is often cooked or dried before consumption. Skip the raw form due to potential bitterness.
Contextrange · companions · related
VIIDistribution
4 native · 0 introduced
Distribution
4 native · 0 introducedDistribution across1 continent· 4 native
Asia2 regions
native (2)ChinaNepal
Broader regions
native:East Himalaya, West Himalaya
IXSpecimen gallery
1 image
Specimen gallery
1 imageXSee also
8 related
See also
8 relatedPlants you might compare or use together — scored by shared family (Araceae), common use cases, and growing requirements.
same family · Araceae
Botanical relatives — often share phytochemistry + growing needs.
XI
Explore further
Companion planting
Compare with similar plants
Growing zone
Native to
XII
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