Swamp Sunflower
Scientific Name
Helianthus angustifolius
Geographical Considerations
Will this plant grow in my area?
View this image below in landscape mode highly recommended
Hardiness Zones
5a to 9b
This is a native Florida plant.
Yard Conditions
Will this plant grow in my yard?
Optimal Light
Swamp Sunflower grows best in Full Sun.
Light Range
It performs in Full Sun
Soil Texture
Any Texture
Soil Moisture
Well Drained to Wet
Soil pH
Acid to Slightly Alkaline (4.5-7.2)
Salt Tolerance
High
DroughtTolerance
Medium
Wind Resistance
Not known
Toxicity
Not known
Nematode Tolerance
Not known
Appearance
What will it look like as it grows?
Plant Type
- Perennials
Plant Shape
- Sprawling
- Upright
- Irregular
Leaf Persistence
Swamp Sunflower is Deciduous
Spread
2-4 feet
Height
2-4 feet
Growth Rate
Fast
Leaf Size
Large
Leaf Texture
Fine
Flower Size
Large
Flower Month
- September
- October
- November
Flower Color
- Yellow
Plant Role for Butterflies
Nectar
Additional Detail
Perennial, yellow/brown, fall flowers. | Pests/Diseases: none serious | attracts butterflies, birds
