# Saltmarsh Cordgrass (*sporobolus alterniflorus*)

Saltmarsh Cordgrass is a tall, green plant that loves to grow in salty marshes! It helps protect the shore and provides a home for many animals.

- **Category:** [Plants](https://www.snappit.app/explore/categories/plant)
- **Rarity:** Common
- **Danger:** 0/5 · No known danger
- **Snaps:** 1
- **Habitat:** Saltmarshes along the coast where the land meets the sea.
- **Also known as:** Marsh Grass, Salt Grass

![Saltmarsh Cordgrass](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Spartina_alterniflora.jpg&width=800)

Photo: Public domain · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Spartina_alterniflora.jpg)

## Appearance

The Saltmarsh Cordgrass has tall, stiff green stems that often turn golden in fall. Its narrow, blade-like leaves grow upwards, forming dense, reedy clumps. This tough grass stands out against the flat, muddy marsh landscape.

## Taxonomy

- **Kingdom:** Plantae
- **Phylum:** Tracheophyta
- **Class:** Liliopsida
- **Order:** Poales
- **Family:** Poaceae
- **Genus:** Sporobolus

## Interesting facts

- Imagine a plant drinking salty water, then sweating out the salt from its leaves!
- It's a super important 'ecosystem engineer,' creating homes for countless marsh animals!
- The tangled roots of cordgrass act like a giant sponge, cleaning water in the marsh!
- This grass is like a mini land-builder, trapping mud and helping new marshland form!

## Special abilities

- **Salt Sweats:** Saltmarsh Cordgrass has special glands on its leaves that can excrete excess salt, helping it thrive in briny coastal waters.
- **Marsh Anchor:** Saltmarsh Cordgrass has deep, spreading root systems that anchor marsh soils, preventing erosion from tides and storms.
- **Underwater Breather:** Saltmarsh Cordgrass can grow in oxygen-poor mud thanks to hollow stems that deliver air to its roots.

## Measurements & details

- **Height:** 100-300 cm
- **Spread:** 30-100 cm
- **Bloom Season:** Late Summer to Early Fall
- **Edible:** No
- **Toxicity:** None
- **Lifecycle:** Perennial
- **Pollination Method:** Wind

## Ecological connections

- **Eats:** Fiddler Crab (*Uca pugnax*) — Feeds on detritus and algae on its stems.
- **Shelter:** Seaside Sparrow (*Ammodramus maritimus*) — Provides nesting sites and cover for birds.
- **Symbiotic with:** Ribbed Mussel (*Geukensia demissa*) — Filters water, improving conditions around its roots.
- **Eats:** [Marsh Periwinkle](https://www.snappit.app/explore/marsh-periwinkle) (*Littorina irrorata*) — Grazes on fungi and algae growing on its leaves.

## 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.
- [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.
- [Coastal](https://www.snappit.app/explore/traits/coastal): Coastal habitats are dynamic environments located along the interface between land and sea, influenced by tides, waves, and saltwater.
- [Marine](https://www.snappit.app/explore/traits/marine): Marine habitats encompass all saltwater environments of the Earth's oceans, supporting an immense diversity of aquatic life.

## 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 Saltmarsh Cordgrass?

Compare seed heads, stem shape, how leaves attach, and the joint where leaf meets stem. A patch of mown lawn rarely shows enough for an exact ID. Grass Identifier: upload a photo and compare the visible details.

### How tall is Saltmarsh Cordgrass?

100-300 cm

### How wide does Saltmarsh Cordgrass spread?

30-100 cm

### When does Saltmarsh Cordgrass bloom?

Late Summer to Early Fall

### Is Saltmarsh Cordgrass edible?

No

### Is Saltmarsh Cordgrass toxic?

None

### What is Saltmarsh Cordgrass's lifecycle?

Perennial

### How is Saltmarsh Cordgrass pollinated?

Wind

## Where to spot

- [Fort Miles](https://www.snappit.app/guides/places/fort-miles) — Delaware, US · Historic Site
- [Great Esker Park](https://www.snappit.app/guides/places/great-esker-park) — Massachusetts, US · Trail

## 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: [Saltmarsh Cordgrass: Facts & Places to See — Snappit](https://www.snappit.app/explore/saltmarsh-cordgrass)