Silphium trifoliatum

Also called Three-leaved Rosinweed

ZONE:
4

COLOUR:
Yellow

HEIGHT:
150-175 cm

Grows under a variety of conditions along stream banks, on hillsides, and in flat, open spaces.

SOIL MOISTURE:
Average to Dry Soils
Well-drained

GROWTH RATE:
Medium

FLOWERING TIME:
Summer
Lt. Sum-Fall

HABIT:
Clumping
Upright

FOLIAGE COLOR:
Green

LANDSCAPE USES:
Roadside planting
Naturalizing