Swamp Sunflower Care, Propagation, Watering & Growing Tips
Swamp sunflower is a perennial that can grow up to 8 feet tall or more with proper care. Its daisy-like flowers are also very showy. It thrives in acidic soil and can be grown in full sun or partial shade. Because it is so tall and beautiful, it is usually used as a houseplant or border plant in the backyard. The flowers of this species also tend to bloom in the fall and summer.
Common Name |
Narrowleaf Sunflower or Swamp Sunflower
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Plant Type
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Perennials
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Taxonomy
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Scientific name
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Helianthus angustifolius
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Genus
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Helianthus
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Family
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Asteraceae
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Order
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Asterales
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Class
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Dicotyledons
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Swamp Sunflower Water Needs |
Water requirements and watering times for Swamp Sunflower.
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Water Needs
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Average
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Cups
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Generally, Swamp Sunflower needs water once every
8 days in 1.8
cups.
1 Cup = 250 ml, so at least Swamp Sunflower needs about 0.45 L per 8 days. |
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Swamp Sunflower Temperature, Humidity, and Light |
Ideal light, temperature & humidity needed for Swamp Sunflower to thrive. |
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Light Requirements |
± 6 hours
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Temperature |
70°F
to 78°F
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Humidity Preference |
High
Swamp Sunflower prefers High humidity levels, between 50% and 70%. |
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Swamp Sunflower Soil Types and Growing Media |
Information about soil and suitable planting media for Swamp Sunflower. |
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Suitability in pots |
7L
Swamp Sunflower plants require different pot sizes as they grow. Start with a small pot of 7L. |
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Soil type |
clay
loam
sand
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Soil Drainage
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Moist but well-drainage
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Soil PH |
acid
neutral
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Swamp Sunflower Characteristics |
All you need to know about the characteristics of the Swamp Sunflower plant. |
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Maximum Height |
96 Inches or
3 meters
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Spread |
48 Inches or
2 meters
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Color |
Green
Bright Yellow
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Characteristics |
Cut Flowers
Showy
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Is Swamp Sunflower toxic to pets? |
No
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Garden Style |
Coastal Garden
Informal and Cottage
Prairie and Meadow
Patio And Containers
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Swamp Sunflower Grow and Care |
Find out information on how to propagate Swamp Sunflower, when it flowers, and how to care for it. |
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Maintenance |
easy
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Propagation Methods |
seed
stem cutting
root division
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Flowering season |
summer
autumn
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Swamp Sunflower Native Region |
Find out where the Swamp Sunflower plant originated. |
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Country |
United States of America (the)
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