| 1. | For blue flowers you need acid soil, for pink flowers alkaline soil.
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| 2. | The park's open slopes and woods are based on lowland acid soils.
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| 3. | It contains many endemic species adapted to acid soils and low temperatures.
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| 4. | There are wild woodlands, where Allegheny foamflowers thrive in the acid soil.
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| 5. | Plants have grown in acid soil of pH as low as 2.5.
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| 6. | These produce acid soils and influence the flora and fauna of the area.
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| 7. | In Hampshire, Berkshire and Surrey, woodlands were established on sandy, gravelly acid soils.
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| 8. | It has been used as a soil conditioner and acid soil neutralizing agent.
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| 9. | This plant is a calcifuge and requires a shaded position in acid soil.
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| 10. | This plant prospers in acid soils in South America's tropical rainforests.
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