Tennessee Smart Yards Native Plants

A comprehensive database of Tennessee native plants

Rosin Weed, Wholeleaf Rosinweed

Rosin Weed, Wholeleaf Rosinweed

Silphium integrifolium

Full sun, moderately wet to dry moisture level, adaptable to a wide range of soils including clay, neutral to slightly alkaline pH.  2-6 feet height, blooms summer into fall, yellow flowers, spreads by short rhizomes which enable the plant to form clumps but is not an aggressive spreader.

Germination Code:  C(60)

Native Region:  ?

This is a coarse, sunflower-like perennial that is easy to grow.   Showy flowers.  Matures more quickly than other members of this genus.  Develops a taproot and division is not recommended.  Adapts well to wildflower and native plant gardens.  Attracts birds, butterflies and bees.

flower;sun;wet;clay
flower;sun;wet;loam
flower;sun;wet;sand
flower;sun;medium;clay
flower;sun;medium;loam
flowers;sun;medium;sand
flower;sun;dry;clay
flower;sun;dry;loam
flower;sun;dry;sand

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