# Perennial Wooly Bean (*strophostyles umbellata*)

The Perennial Wooly Bean is a fun plant with fuzzy pods that kids love to touch! It grows in fields and along roadsides, adding beauty to nature's canvas.

- **Category:** [Plants](https://www.snappit.app/explore/categories/plant)
- **Rarity:** Common
- **Danger:** 0/5 · No known danger
- **Snaps:** 2
- **Habitat:** Fields, roadsides, and open areas across North America.
- **Also known as:** Fuzzy Bean, Hairy Bean, Wooly Bean

![Perennial Wooly Bean](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Strophostyles_umbellata_-_Pink_Wild_Bean.jpg&width=800)

Photo: Fritzflohrreynolds, CC BY-SA 3.0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Strophostyles_umbellata_-_Pink_Wild_Bean.jpg)

## Appearance

The Perennial Wooly Bean is a slender, fuzzy-stemmed vine with small, trifoliate leaves. It has delicate, pea-like flowers that can range from pinkish-purple to reddish-brown. Its most unique feature is the elongated, densely hairy seed pods that give it its 'wooly' name.

## Taxonomy

- **Kingdom:** Plantae
- **Phylum:** Tracheophyta
- **Class:** Magnoliopsida
- **Order:** Fabales
- **Family:** Fabaceae
- **Genus:** Strophostyles

## Interesting facts

- Its deep roots can tap water from far below, helping it survive dry spells!
- Look closely! Its tiny flowers sometimes change color from pink to a reddish-brown as they age.
- This plant is like nature's fertilizer, adding important nutrients back into the soil!
- When its seed pods dry out, they often burst open with a loud 'pop' to spread seeds!

## Special abilities

- **Nitrogen Fixer:** Perennial Wooly Bean has special root nodes that help it pull important nitrogen from the air into the soil.
- **Fuzzy Protector:** Perennial Wooly Bean has tiny hairs on its seed pods that help protect the developing seeds from hungry insects.
- **Deep Drinker:** Perennial Wooly Bean has a deep taproot that helps it find water deep in the soil during dry weather.

## Measurements & details

- **Height:** 30-100 cm
- **Spread:** 60-200 cm
- **Flower Size:** 1-1.5 cm
- **Bloom Season:** Summer-fall
- **Edible:** No
- **Toxicity:** None
- **Lifecycle:** Perennial
- **Pollination Method:** Insect

## Ecological connections

- **Symbiotic with:** Rhizobium bacteria (*Rhizobium leguminosarum*) — Helps fix nitrogen in the soil.
- **Eaten by:** [White-tailed Deer](https://www.snappit.app/explore/white-tailed-deer) (*Odocoileus virginianus*) — Browses on its leaves and stems.
- **Pollinates:** European Honey Bee (*Apis mellifera*) — Visits its flowers for nectar.
- **Eaten by:** [Northern Bobwhite](https://www.snappit.app/explore/northern-bobwhite) (*Colinus virginianus*) — Feeds on its nutritious seeds.

## Traits

- [Social](https://www.snappit.app/explore/traits/social): Social animals live in organized groups, cooperating for survival benefits such as foraging, defense, and raising offspring.
- [Colorful](https://www.snappit.app/explore/traits/colorful): Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
- [Grassland](https://www.snappit.app/explore/traits/grassland): Grassland habitats are terrestrial biomes dominated by grasses and herbaceous plants, supporting a variety of grazing animals.
- [Herbivorous](https://www.snappit.app/explore/traits/herbivorous): This trait characterizes organisms whose diet consists entirely or primarily of plant material.
- [Pollinator](https://www.snappit.app/explore/traits/pollinator): Describes organisms that transfer pollen, enabling the fertilization and reproduction of plants.

## Collections

- [Plants](https://www.snappit.app/explore/collections/plants)

## Safety

**Danger:** 0/5 · No known danger

No special safety notes yet.

## Frequently Asked Questions

### How to identify Perennial Wooly Bean?

Start with the whole plant, then compare leaf arrangement, leaf edges, stems and any flowers or fruit. Opposite leaves grow in pairs; alternate leaves come one at a time along the stem. These details tell you far more together than a single green leaf does. Plant Identifier: upload a photo and compare the visible details.

### How tall is Perennial Wooly Bean?

30-100 cm

### How wide does Perennial Wooly Bean spread?

60-200 cm

### How big are the flowers on Perennial Wooly Bean?

1-1.5 cm

### When does Perennial Wooly Bean bloom?

Summer-fall

### Is Perennial Wooly Bean edible?

No

### Is Perennial Wooly Bean toxic?

None

### What is Perennial Wooly Bean's lifecycle?

Perennial

## Where to spot

- [Charlotte Street Historic District](https://www.snappit.app/guides/places/charlotte-street-historic-district) — Arkansas, US · Historic District
- [Metcalfe Historic District](https://www.snappit.app/guides/places/metcalfe-historic-district) — Georgia, US · Historic District
- [Muddy Hole Farm Park](https://www.snappit.app/guides/places/muddy-hole-farm-park) — Virginia, US · Park

[View all places to see Perennial Wooly Bean](https://www.snappit.app/guides/where-to-see/perennial-wooly-bean)

## More Plants

- [white snakeroot](https://www.snappit.app/explore/white-snakeroot) (*Ageratina altissima*)
- [tree-of-heaven](https://www.snappit.app/explore/tree-of-heaven) (*Ailanthus altissima*)
- [western sword fern](https://www.snappit.app/explore/western-sword-fern) (*Polystichum munitum*)
- [common milkweed](https://www.snappit.app/explore/common-milkweed) (*Asclepias syriaca*)

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Source: [Perennial Wooly Bean: Facts & Places to See — Snappit](https://www.snappit.app/explore/perennial-wooly-bean)
