Group 5 Large Shrubs-2010

Group 5 Large Shrubs-2010 - The color of Hydrangea flowers...

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Unformatted text preview: The color of Hydrangea flowers is not directly affected by soil pH but by Aluminum availability. Acid soils convert Al compounds to a form that the shrub can absorb blue flower. In alkaline soil, the aluminum remains in insoluble compounds Pink Soil pH Affects Nutrient Availability (Example: Sassafras albidum Iron chlorosis at High pH) Aronia arbutifolia Red Chokeberry Rosaceae Native to: NE to CUS (z4) Adaptability: Dry hillsides swamps Gets leggy with age. Significant Features: 6-10 loosely branched Showy white flowers (May) Attractive, astringent, inedible berries (persist) Significant Features: Spectacular fall color (orange-scarlet-red) Brilliantissima 3-6 round crimson red fall color very showy shiny red berries waxy dark green leaves (right) Calycanthus floridus Common Sweetshrub Calycanthaceae Native to: Moist woodlands SE US (z4) Adaptation: Wet or dry Wide range of soil pH Use: Versatile massing shrub Especially around patios Significant Features: Mounding rounded shrub Straggly in native stands Fragrant (flowers, twigs, leaves) Reddish-brown flowers Yellow fall color Athens shown-light yellow flowers-strong fragrancer Calycanthus floridus Common Sweetshrub Calycanthaceae Significant Features: urn-shaped fruit 2 3 long persisting through winter summer fall Calycanthus floridus Common Sweetshrub Calycanthaceae Ilex verticillata Winterberry Aquifoliaceae Native to: Native (z3) Northernmost holly, deciduous Adaptability: Tolerates very wet sites (swamps) Best in acidic loamy soil Use: (6-10 tall) Suckers- bank stabilization or naturalizing Significant Features:...
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Group 5 Large Shrubs-2010 - The color of Hydrangea flowers...

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