| 41. | Presented with a rhododendron by children there, she said, " It likes acid soil, just like me ."
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| 42. | It is composed from the Exmoor Group of sedimentary rocks and is overlain by moorland with wet, acid soil.
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| 43. | Azaleas prefer acid soil ( pH 4 . 5 to 5 . 5 ), with plenty of organic matter.
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| 44. | Acid soils reduce plant growth by inhibiting the intake of major plant nutrients ( nitrogen, phosphorus and potassium ).
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| 45. | Although no bones survived the acid soil, waste pits and stakeholes that would have supported shelters or windbreaks were excavated.
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| 46. | It is extensively grown for ornamental use in gardens where it prefers damp shady positions on neutral to acid soils.
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| 47. | But a gardening friend says that for hydrangea flowers to be blue, you need acid soil _ which seems backward.
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| 48. | In acid soils, chemical reactions occur in the soil that make aluminium available to these plants, turning the flowers blue.
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| 49. | Survey your site, keeping in mind that with a few exceptions, most mosses require shade, acid soil and good moisture.
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| 50. | Every timber structure on the site had been burnt, and charcoal was the only organic matter that survived the acid soils.
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