General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Water Preferences: Mesic
Minimum cold hardiness: Zone 4a -34.4 °C (-30 °F) to -31.7 °C (-25 °F)
Plant Height: 3-10 feet
Fruit: Showy
Edible to birds
Flowers: Showy
Flower Color: Yellow
Bloom Size: 2"-3"
3"-4"
Flower Time: Summer
Suitable Locations: Bog gardening
Uses: Guardian plant
Cut Flower
Dried Flower
Edible Parts: Fruit
Wildlife Attractant: Bees
Butterflies
Resistances: Deer Resistant
Rabbit Resistant
Toxicity: Leaves are poisonous
Other: stems are toxic
Propagation: Seeds: Suitable for wintersowing
Propagation: Other methods: Cuttings: Stem
Division
Pollinators: Flies
Bees

Image
Common names
  • Giant Sunflower
  • Tall Sunflower

Photo Gallery

Date: 2013-08-25
Giant sunflower, or tall sunflower, on the edge of Osprey Marsh i
Photo by robertduval14

Date: 2007-01-26
USDA

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USDA

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