Skip to content

Quiet Nature

Discover the beautiful world around you

  • Home
    • About
    • Contact Us
  • Flowers
    • Color
    • Season
    • Petals
    • Environment
    • Location
  • Trails
    • Crabtree Creek
    • Hatcher Creek
    • Indian Creek
    • Shiloh
  • Resources
  • Blogs

Swamp Sunflower

Swamp sunflower, Helianthus angustifolius

Flowers have 8-21 yellow petals with a reddish or purplish-brown center disk.



  • Flower Size: 1.5 - 3 inches

  • Other Names: Narrow Leaf Sunflower, Narrow-Leaved Coreopsis, Sunflower

  • Plant Height: 1 - 8 feet

  • Scientific Name: Helianthus angustifolius

  • Flower Color: Yellow

  • Bloom Time: September, October

  • Petal: Many

  • Leaf: Alternate, Hairy

  • Stem: Branched, Hairy, Rough

  • Environment: Part Shade, Sun, Wet

  • Location: Shiloh Greenway

October 2025
M T W T F S S
 12345
6789101112
13141516171819
20212223242526
2728293031  
Sep    
  • Quiet Nature- October 5, 2025
  • What’s That? October 2, 2025
  • What Flowers Will Bloom Next Month? October 2025
  • Some Plants Depend on Fungus for Nutrients
  • Field Report- September 18, 2025
Quiet Nature
Copyright © 2023-2025 by quietnature.net. All rights reserved.