Silphium asteriscus var. trifoliatum

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Price:  £5.50 Notify me when this item is available Family:  Asteraceae Main Season:  Summer Flower Colour:  Yellow Leaf Colour:  Green Foliage:  Deciduous Position:  Sun Soil Type:  Ordinary, medium loam Height:  1.8m to 2.4m (6' to 8') Peat Free?  Not yet Hardiness Guide:  RHS H7 minimum at least -20C Pot Size:  1L Availability:      None available at present. View our Pot Size guide:

syn. Silphium trifoliatum. An elegant prairie plant from north America with pretty yellow daisies on the top of stems with narrow leaves in whorls of 3. Not sure of height yet but probably at least 1.8m! Good soil in sun.