# field horsetail (*Equisetum arvense*) Field horsetail is a unique plant that looks like a green, bushy brush! It grows in fields and along roadsides, and it has a special history as one of the oldest plants on Earth. - **Category:** [Plants](https://www.snappit.app/explore/categories/plant) - **Rarity:** Common - **Danger:** 1/5 · Very low - **Snaps:** 27 - **Habitat:** Grasslands ![field horsetail](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Equisetum_arvense_126536963.jpg&width=800) Photo: botany08, CC BY 4.0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Equisetum_arvense_126536963.jpg) ## Appearance The field horsetail has distinctive tall, hollow, jointed green stems that resemble miniature bamboo. Its delicate, needle-like branches grow in neat whorls around the main stem, creating a brush-like or feathery appearance. It often forms dense, uniform patches, especially in damp areas. ## Taxonomy - **Kingdom:** Plantae - **Phylum:** Tracheophyta - **Class:** Polypodiopsida - **Order:** Equisetales - **Family:** Equisetaceae - **Genus:** Equisetum ## Interesting facts - Its hollow stems were once used as whistles or even tiny pipes by children! - Its super deep roots can reach water from amazing depths underground! - Some call it 'scouring rush' because its gritty stems were once used to clean pots! - This plant is so old, it lived alongside dinosaurs millions of years ago! ## Special abilities - **Ancient Reproducer:** Field horsetail can reproduce using tiny spores, an ancient method that helps it spread far without needing flowers or seeds. - **Underground Networker:** Field horsetail has tough, deep underground stems (rhizomes) that help it survive harsh conditions and quickly spread new plants. - **Silica Strength:** Field horsetail has silica-rich stems, making them rough and strong, which helps protect them from grazing animals. ## Measurements & details - **Height:** 10-60 cm - **Edible:** Yes - **Toxicity:** Mild - **Lifecycle:** Perennial ## Ecological connections - **Eaten by:** [Black slug](https://www.snappit.app/explore/black-slug) (*Arion ater*) — Slugs sometimes graze on its tender young shoots. - **Eaten by:** [Red deer](https://www.snappit.app/explore/red-deer) (*Cervus elaphus*) — Deer may browse on its stems and shoots. - **Eaten by:** [European hare](https://www.snappit.app/explore/european-hare) (*Lepus europaeus*) — Hares occasionally eat the stems and foliage. ## Traits - [Grass-Like](https://www.snappit.app/explore/traits/grass-like): Grass-like plants are herbaceous plants that visually resemble true grasses, typically having long, narrow leaves. - [Medicinal](https://www.snappit.app/explore/traits/medicinal): Medicinal plants possess chemical compounds that can be used for therapeutic purposes to treat illnesses or maintain health. - [Spore Producing](https://www.snappit.app/explore/traits/spore-producing): Spore-producing organisms reproduce by releasing small, often single-celled, reproductive units called spores. - [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. - [Ancient Lineage](https://www.snappit.app/explore/traits/ancient-lineage): This trait signifies organisms belonging to a very old evolutionary group with ancestors dating back millions of years. - [Decomposer](https://www.snappit.app/explore/traits/decomposer): Describes organisms that break down dead organic material, recycling nutrients back into the ecosystem. - [Longevous](https://www.snappit.app/explore/traits/longevous): This trait characterizes organisms with an exceptionally long lifespan compared to others of their kind. ## Collections - [Plants](https://www.snappit.app/explore/collections/plants) ## Safety **Danger:** 1/5 · Very low Do not eat any wild plants without asking an adult first. ## Frequently Asked Questions ### How to identify field horsetail? Compare frond shape, how the leaflets are arranged, the stalk, and any spore clusters you can see. A single detached leaflet often hides the plant's overall growth pattern. Fern Identifier: upload a photo and compare the visible details. ### How tall is field horsetail? 10-60 cm ### Is field horsetail edible? Yes ### Is field horsetail toxic? Mild ### What is field horsetail's lifecycle? Perennial ### Where is field horsetail usually found? Grasslands ## Where to spot - [Abbott Farm Historic District](https://www.snappit.app/guides/places/abbott-farm-historic-district) — New Jersey, US · Historic District - [Belltown Historic District](https://www.snappit.app/guides/places/belltown-historic-district) — Connecticut, US · Historic District - [Chenango Canal](https://www.snappit.app/guides/places/chenango-canal) — New York, US · Historic Site - [Chicken Ridge Historic District](https://www.snappit.app/guides/places/chicken-ridge-historic-district) — US · Historic District - [Days Ferry Historic District](https://www.snappit.app/guides/places/days-ferry-historic-district) — US · Historic District - [Enfield Shaker Museum](https://www.snappit.app/guides/places/enfield-shaker-museum) — New Hampshire, US · Museum [View all places to see field horsetail](https://www.snappit.app/guides/where-to-see/field-horsetail) ## 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*) --- Source: [Field Horsetail: Facts & Places to See — Snappit](https://www.snappit.app/explore/field-horsetail)