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Plant Search > Stiff Sunflower

Stiff Sunflower (Helianthus rigidus)

About Stiff Sunflower

Stiff Sunflower is a Herb. Herbs are broad-leaved, herbaceous (non-woody) plant. Herbaceous plants are also known as forbs or wildflowers

Plant Names (Nomenclature)

Common Plant Name Stiff Sunflower
Scientific Plant Name Helianthus rigidus
Other Common Names
Other Scientific Names Helianthus pauciflorus
Common Family Name Aster
Scientific Family Name Asteraceae

Origin

Native Status Kansas Native Native Species: Native to Kansas and the United States

Growth Characteristics

Growth Habit/Form Herb Herbs are broad-leaved, herbaceous (non-woody) plant. Herbaceous plants are also known as forbs or wildflowers
Life Span Perennial Perennials are herbaceous plants that live three or more years
Maximum Height 5.0 feet height in feet
Maximum Spread 3.0 feet width in feet
Flower Color Yellow, colors of the flowers
Flowering Season July - August typical months to expect blooms
Reproduction Vegetative methods of reproduction

Growth Requirements

Sun Exposure Full Sun Full Sun: direct sun 8 or more hours of the day
Part Sun: direct sun 4 to 8 hours of the day; about half a day of sun
Shade: direct sun 0 to 4 hours of the day
Soil Moisture Moist to Dry Wet: Soil is soggy or marshy
Moist: Soil tends to stay moist and rarely dries out
Medium: Average soil moisture, little or now slope
Drained: Soil is well drained, never soggy; medium slope
Dry: Soil is dry, often typical of rocky soil; steep slope

Images

Images of the plants' flowers, fruits, seeds, leaves, and stems are shown as all are useful in identifying plants.

Stiff Sunflower (Helianthus rigidus)Stiff Sunflower (Helianthus rigidus)Stiff Sunflower (Helianthus rigidus)Stiff Sunflower (Helianthus rigidus)