ExplorePlants

swamp milkweed

Asclepias incarnata

Swamp milkweed is a pretty flower that grows in wet areas. Its pink blooms attract butterflies and bees, making it a favorite in gardens and nature spots.

Habitat: Wetlands

Appearance

The swamp milkweed has sturdy, upright stems topped with dense clusters of small, star-shaped flowers. Its blooms range from vibrant pink to rose-purple, contrasting with bright green lance-shaped leaves. It visually stands out with its striking color in wet environments.

KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderGentianalesFamilyApocynaceaeGenusAsclepias
swamp milkweed
flowering trait badgesummer_blooming trait badgefragrant_flower trait badgemedicinal trait badge
swamp milkweed

Category

Plants

Rarity

Common

Danger

1/5 · Very low

Snaps

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Interesting facts

Its scientific name, *incarnata*, means "flesh-colored," describing its lovely pink blooms.

Monarch butterflies *only* lay their eggs on milkweed plants, making them super important!

Native Americans once used milkweed fibers for strong ropes and nets, and its roots for medicine.

Some clever insects eat its toxic sap and then use the poisons to defend themselves!

Special abilities

Ability

Sticky Sap Shield

Swamp milkweed has a milky, toxic sap that oozes out when damaged, protecting it from most hungry animals.

Ability

Water Lover

Swamp milkweed can thrive with its roots in very wet, soggy soil where most other plants would struggle to survive.

Ability

Seed Surfer

Its seeds grow fluffy, silky parachutes that catch the wind, allowing them to travel far and wide.

Measurements & details

Height
60-150 cm
Spread
30-60 cm
Flower Size
0.5-1 cm
Bloom Season
Summer
Edible
No
Toxicity
Moderate
Lifecycle
Perennial
Pollination Method
Insect

Ecological connections

eaten by

Monarch butterfly

Danaus plexippus

Its caterpillars exclusively feed on swamp milkweed leaves.

pollinates

Common eastern bumblebee

Bombus impatiens

Bumblebees visit the nectar-rich flowers for a sugary snack.

pollinates

European honey bee

Apis mellifera

Honey bees gather both nectar and pollen from its many blooms.

eaten by

Large milkweed bug

Oncopeltus fasciatus

This bug feeds on the sap and developing seeds of the plant.

Traits

Also known as

Pink milkweedRose milkweed

Collections

Safety

Danger

1/5 · Very low

While swamp milkweed is beautiful, it's best to enjoy it from a distance and not touch it too much.

Frequently Asked Questions

How tall is swamp milkweed?

60-150 cm

How wide does swamp milkweed spread?

30-60 cm

How big are the flowers on swamp milkweed?

0.5-1 cm

When does swamp milkweed bloom?

Summer

Is swamp milkweed edible?

No

Is swamp milkweed toxic?

Moderate

What is swamp milkweed's lifecycle?

Perennial

How is swamp milkweed pollinated?

Insect

Snap Map

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Recent Snaps

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Where to spot

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