Giant Ironweed (Vernonia gigantea)
Giant Ironweed (Vernonia gigantea) is a tall, upright perennial wildflower native to eastern North America, known for its striking purple flower clusters in late summer.
Above information is sourced from Wikipedia
Sunlight
Full sun to partial shade.
Watering
Prefers consistently moist soil; water when top inch is dry.
Soil
Adaptable to various soil types, but thrives in moist, well-drained loams. Tolerates clay and sandy soils.
Temperature
Prefers moderate temperatures during the growing season.
Habitat
Outdoor
Fertilizer
Light feeding in spring if needed.
Care Requirements
Full sun to partial shade.
Full sun is optimal for best flowering.
Prefers consistently moist soil; water when top inch is dry.
Adaptable to various soil types, but thrives in moist, well-drained loams. Tolerates clay and sandy soils.
Prefers moderate temperatures during the growing season.
Tolerates a range of temperatures once established.
Outdoor
Light feeding in spring if needed.
Generally not a heavy feeder.
Plant Overview
Plant Type
Herb
Plant Category
Flowering, Ornamental
Plant Place Type
Ground
Plant Environment
Outdoor
Lifespan
Perennials
Plant Height
1.5-3 m
Spread
0.6-1.2 m
Growth Rate
Moderate to fast
Dormancy
Deciduous
Leaf Color
Green
Leaf Type
Lanceolate to ovate
Flower Size
0.8-1.5 cm
Image Gallery
- kingdomPlantae
- divisionTracheophyta
- classMagnoliopsida
- orderAsterales
- familyAsteraceae
- genusVernonia
- speciesVernonia gigantea
Toxic for humans
No
Rating: 0/5
Toxic for pets
No
Rating: 0/5
Edible
No