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  2. Soil acidification - Wikipedia

    en.wikipedia.org/wiki/Soil_acidification

    Soil acidification can cause damage to plants and organisms in the soil. In plants, soil acidification results in smaller, less durable roots. [27] Acidic soils sometimes damage the root tips reducing further growth. [28] Plant height is impaired and seed germination also decreases. Soil acidification impacts plant health, resulting in reduced ...

  3. Rhododendron arborescens - Wikipedia

    en.wikipedia.org/wiki/Rhododendron_arborescens

    This plant, indigenous to the United States, is generally found growing near moist areas or streams. [2] The plant prefers growth in acidic soil with a pH of 6.8 or less. It grows best in sandy soils above 910 metres (3,000 ft). The flowers are also known to contain poisonous substances and should not be consumed by humans. The effects of ...

  4. Xerophyte - Wikipedia

    en.wikipedia.org/wiki/Xerophyte

    With the onset of rainfall, the plant seeds germinate, quickly grow to maturity, flower, and set seed, i.e., the entire life cycle is completed before the soil dries out again. Most of these plants are small, roundish, dense shrubs represented by species of Papilionaceae, some inconspicuous Compositae, a few Zygophyllaceae and some

  5. Azalea - Wikipedia

    en.wikipedia.org/wiki/Azalea

    Plant enthusiasts have selectively bred azaleas for hundreds of years. This human selection has produced thousands of different cultivars which are propagated by cuttings. [2] Azalea seeds can also be collected and germinated. Azaleas are generally slow-growing and do best in well-drained acidic soil (4.5–6.0 pH). [3] Fertilizer needs are low.

  6. Hydrangea - Wikipedia

    en.wikipedia.org/wiki/Hydrangea

    Hydrangea flower color changes based on the pH in soil. As the graph depicts, soil with a pH of 5.5 or lower will produce blue flowers, a pH of 6.5 or higher will produce pink hydrangeas, and soil in between 5.5 and 6.5 will have purple hydrangeas. Hydrangea flower color can change based on the pH in soil.

  7. List of companion plants - Wikipedia

    en.wikipedia.org/wiki/List_of_companion_plants

    Pine and oak trees create the acidic soil blueberries need. Strawberries and dewberries create healthy ground cover, clover fixes nitrogen for the blueberries' high needs, yarrow and bay laurel repel unhealthy insects. Each of the herbal companions listed also like the acidic soil the blueberry plant needs. Fruit trees: Various