Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Helianthus

Species:

Helianthus ×intermedius

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Forb/herb

Height:

8-12 ft

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

aug, sep, oct, nov

Bloom Colors:

Yellow

Native Range

United States: Iowa, Indiana, Kansas, Massachusetts, Maine, Michigan, Minnesota, Missouri, Nebraska, Ohio, South Dakota, Texas, Wisconsin

Keystone Species Ranking

Caterpillar Keystone:

★★☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Bee Keystone:

★☆☆☆☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)

Soil Requirements

Soil Type:

rich, well-drained loamy soil

pH:

6.0 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

Prefers sunny locations with good air circulation