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Carolina elephantsfoot

Elephantopus carolinianus · Asteraceae

Carolina elephantsfoot (Elephantopus carolinianus)
Photo: Fritzflohrreynolds · CC BY-SA · via Wikimedia Commons

Carolina elephantsfoot (Elephantopus carolinianus) is a perennial herbaceous plant in the Asteraceae family. It is native to North America. USDA records it as hardy in zone 5 and warmer, down to about -13°F.

At a glance

Typeforb-herb USDA
Lifecycleperennial USDA
Native statusnative USDA
Mature height2.7 ft USDA
Lightfull-sun USDA
Water needmedium USDA
Growth raterapid USDA
Soil pH5–7.2 USDA
BloomJuly USDA
Flower colorPurple USDA
Hardiness zones5 and warmer USDA
Guild layerherb-layer Derived
Nursery availabilityNo Known Source USDA

USDA quoted from the USDA PLANTS database · Derived computed by a fixed rule from those columns. No value on this page is estimated.

Growing conditions

It needs full sun. USDA rates it as having moderate water needs. Its drought tolerance is rated medium. It will not tolerate waterlogged soil — USDA rates its anaerobic tolerance as none. It is recorded on soils from pH 5 to 7.2 — a broad range that spans acidic through mildly alkaline ground. Its cold limit is zone 5.

Size and growth

At maturity it reaches about 2.7 ft, making it about knee height. It grows quickly.

Bloom period

USDA records a bloom period of July. Flowers are purple.

A flowering date, not a pollinator rating.

Foliage, flower and season

Summer foliage is dark green, coarse in texture. Its flowers are conspicuous. Its active growth period is summer. USDA rates its lifespan as moderate.

What the site needs to provide

USDA records it across sites receiving 32 to 55 inches of annual precipitation. It needs at least 165 frost-free days to finish its season. It roots to at least 10 inches. Fertility requirement: medium.

Propagating it

Seed is the only propagation method USDA lists. Division and cuttings are not listed as options. USDA records no cold-stratification requirement, so seed should germinate without a chilling period. Its seed spreads at a moderate rate. It spreads vegetatively at a slow rate.

Resilience and wildlife

Its fire tolerance is rated medium. Its growth form is recorded as single crown.

Role in a guild

Herb layer. In a layered planting this is the herbaceous middle — perennials and grasses that fill the space between ground cover and shrubs. The layer is derived by a fixed rule from growth habit and mature height.

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Tags

deciduousdrought-tolerantclay-tolerantsandy-soilnativefull-sunfast-growing

Related plants

Similar role and hardiness

Where this data comes from

Every value on this page comes from the USDA PLANTS database record for symbol ELCA3, or is computed from those values by a fixed rule. Nothing here is estimated or model-generated. Where USDA publishes no value, this page omits the claim rather than filling the gap.

Read our full data sources and methodology.

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