Clay drains less easily than other soils and can lie wet for long periods,' explains landscape designer and soil expert ...

Just like all plants, birch trees need to have specific conditions before they will flourish. This is the best type of soil ...

Since a soil's CEC comes from the clay and organic matter present, it can be estimated from soil texture and color. Table 1 lists some soil groups based on color and texture, representative soil ...

During this time, the soil will separate into layers: sand at the bottom, followed by silt, and clay on top. Instructions: After 24 hours, measure the thickness of each soil layer using a ruler.

Chalky soils are always alkaline, which restricts the number of plants that can grow on them. Planting may also be difficult as spades frequently hit lumps of hard chalk or flint Clay soil - this ...

Sandy soil is pale coloured and has large particles. These create lots of small air gaps. Water drains through them easily so it usually feels dry. Clay soil is usually sticky and has small particles.