Humus is decayed organic matter that is crucial for plant growth. Learn what humus consists of, how to make it, and how to add it to your garden soil.| The Spruce
Azalea and rhododendron plants belong to the same family, Rhododendron. Learn the similarities and differences of the plants and how to grow them in your garden.| The Spruce
Raising the pH of soil can become necessary when the soil is too acidic, or when growing plants that prefer alkaline soil. Here is how it’s done.| The Spruce
Garden plants with purple stems and yellowing leaves are signs your soil pH could be too high. Learn what it means and how to fix it.| The Spruce
Azaleas (Rhododendron spp.) are popular flowering shrubs, well-loved for their spring blooms that come in many colors.| The Spruce