ExplorarPlantas

Tall Ironweed

vernonia gigantea

Tall Ironweed is a majestic, robust perennial wildflower native to the eastern and central regions of North America. Renowned for its towering height and intense, deep-purple blooms, this plant is a striking late-summer centerpiece in natural landscapes. Its tough, rigid stems allow it to stand upright despite heavy winds and rain, earning it the rugged name 'Ironweed'. Because of its late blooming season, it provides a crucial nectar source for native bees, butterflies, and other pollinators when many other floral resources have begun to fade. While pasture owners often view it as an aggressive weed due to its unpalatability to livestock, it is highly valued in native restoration projects and wildflower gardens for its ecological benefits and bold aesthetic appeal.

Hábitat: Found in moist soils, wet meadows, low-lying fields, pastures, and along roadsides or forest margins.

Aspecto

Tall Ironweed typically reaches heights of 100 to 300 centimeters, characterized by stout, coarse green to purplish stems that are mostly unbranched. Its leaves are lanceolate, finely serrated along the margins, and can grow up to 25 centimeters long, arranged alternately along the stem. The plant is crowned by loose, flat-topped clusters of numerous small, intense violet-magenta composite flower heads, which lack ray florets and consist entirely of tubular disc florets. After flowering, the seed heads mature into rusty-brown, fuzzy clusters that persist into the colder months.

ReinoPlantaeFiloTracheophytaClaseMagnoliopsidaOrdenAsteralesFamiliaAsteraceaeGéneroVernonia
Tall Ironweed
Tall Ironweed

Categoría

Plantas

Rareza

Common

Peligro

1/5 · Muy bajo

Snaps

¡Sé la primera persona en hacer un snap!

Datos interesantes

Cattle avoid eating Tall Ironweed due to its bitter taste, allowing it to easily multiply and dominate overgrazed pasturelands.

The common name 'Ironweed' comes from the extremely tough, fibrous stems that remain standing long after the plant dies back in the winter.

The genus name Vernonia honors William Vernon, an English botanist who collected plant specimens in Maryland during the late 1600s.

Habilidades especiales

Habilidad

Structural Resilience

Possesses remarkably tough, fibrous stems that resist breaking or bending, allowing the plant to stand tall through severe storms.

Habilidad

Chemical Deterrent

Synthesizes bitter sesquiterpene lactones that deter mammalian herbivores like deer and cattle from feeding on its foliage.

Habilidad

Late-Season Nectar Source

Produces highly concentrated nectar late in the season, acting as an essential energy source for migrating Monarchs and native bees.

Medidas y detalles

Longitud
100-300 cm
Esperanza de vida
3-10 años

Dieta y alimentación

As a photosynthetic plant, Tall Ironweed synthesizes its own sugars from sunlight, water, and carbon dioxide, while drawing minerals from the soil.

Alimentos principales

  • Sunlight
  • Water
  • Carbon dioxide
  • Soil nutrients

Conexiones ecológicas

mutualism

Monarch Butterfly

Danaus plexippus

Provides rich late-season nectar to migrating butterflies, aiding their long journey south.

eaten by

Ironweed Borer Moth

Papaipema cerussata

The larvae of this moth bore into and feed on the internal stem tissue of the plant.

mutualism

Long-horned Bee

Melissodes dentiventris

A specialized native bee that frequently visits the flowers to collect pollen and nectar.

Rasgos

Aún no hay insignias de rasgos asignadas a este objeto.

También conocido como

Todavía no hay alias listados.

Colecciones

Las colecciones para este objeto aparecerán aquí a medida que se añadan más temas.

Seguridad

Peligro

1/5 · Muy bajo

Todavía no hay notas especiales de seguridad.

Preguntas frecuentes

¿Cómo identificar a Tall Ironweed?

La forma más fácil de identificar a Tall Ironweed es usar la aplicación de identificación de naturaleza Snappit.

¿Cuál es el longitud de Tall Ironweed?

100-300 cm

¿Cuál es el esperanza de vida de Tall Ironweed?

3-10 años

¿Qué come Tall Ironweed?

As a photosynthetic plant, Tall Ironweed synthesizes its own sugars from sunlight, water, and carbon dioxide, while drawing minerals from the soil.

¿Dónde se encuentra normalmente Tall Ironweed?

Found in moist soils, wet meadows, low-lying fields, pastures, and along roadsides or forest margins.

Mapa de snaps

Acércate para separar los grupos y explorar dónde se ha fotografiado este objeto.

Cargando mapa…

Snaps recientes

Los snaps recientes aparecerán aquí a medida que se añadan nuevas observaciones.

Dónde verlo

Más Plantas