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PlantSnap
Plant Care
Lake helen sunflower
(Helianthus carnosus)
Also Known As
Lake helen sunflower, Soft-stemmed sunflower, Succulent sunflower
About This Plant
Helianthus carnosus is a perennial plant species that belongs to the family Asteraceae. It is a clump-forming plant that has a woody base and grows up to 4 feet (122 cm) tall. The leaves are lance-shaped and have a rough texture. The flowers are yellow and have a dark center. This plant species is known for its drought tolerance and ability to attract pollinators.
Plant Care Instructions
Outdoor Size Range
3-4 feet (91-122 cm)
Light Requirements
Carnose sunflowers prefer full sun exposure for at least 6 hours a day.
Humidity Needs
Carnose sunflowers prefer low humidity levels.
Fertilizing Schedule
Carnose sunflowers do not require much fertilizer. A balanced fertilizer can be applied once a month during the growing season.
Pruning Guidelines
Deadheading can be done to promote more blooms. The plant can also be cut back in the fall.
Common Pests and Diseases
Common pests for this plant species include aphids, spider mites, and caterpillars.
Indoor Size Range
Not suitable for indoor cultivation
Watering Schedule
This plant species is drought tolerant and can survive with little water. However, it is recommended to water it regularly during the growing season.
Temperature Range
This plant species can tolerate a wide range of temperatures, from hot summers to cold winters.
Growing Season
The growing season for this plant species is from late spring to early fall.
Growing Difficulty Level
Carnose sunflowers are relatively easy to grow, making them a good choice for beginners.
USDA Hardiness Zones
Carnose sunflowers are hardy in USDA zones 4-9.
Did You Know?
The seeds of the Carnose sunflower are a favorite food of birds and small mammals, making it a popular choice for wildlife gardens.
