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Silphium trifoliatum (Whorled Rosin Weed)

150 (300)cm, Whorled Rosin Weed is a very showy, tall herbaceous species with lance-shaped to ovate leaves arranged in distinct whorls of three to five and sunflower-like bright yellow flowers. Native of rich soils in open woods. Easily grown in a rich, well drained soil in a partially shaded to sunny spot. VII-IX.
20 seeds per package.

Silphium trifoliatum (Whorled Rosin Weed)
price (plus Shipping Costs)
seed package 0024 € 4,99*
* This price is valid if a single item is ordered only. The shop will automatically assign discounts on bulk purchases. If several packages are ordered from this species, they will be merged into a single package. Please refer to our General Terms of Business.

seed package

2+ € 4,74
6+ € 4,49
21+ € 4,24
51+ € 3,99

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