First, look at the soil color acid soil is mostly black, brown, brown black; white, yellow and white are mostly alkaline soil.
Second, look at the growth of plants where the azalea or coniferous plants grow well, the soil is mostly acidic; while horse fried vegetables, seaweed, willow and other well-grown soils are mostly alkaline.
Third, look at the water situation immediately after the soil watering, water is more sputum, mostly acidic soil; white water, white foam, mostly alkaline soil. After watering, the soil is soft and acidic; after watering, the soil is compacted and dried quickly, and a layer of white powder on the surface of the soil is alkaline.
Fourth, look at the soil agglomerate acidic soil aggregate structure, grab a hand, carefully watch, there are grain-like soil particles; alkaline soil is white sand-like, little or no agglomerate structure.
Most flowers like to grow in acidic or neutral soils, so how can we improve some acid or alkaline soils?
First, organic fertilizer should be applied more. Acidic soil can be made of calcium hydroxide or ash; it can be modified by applying ferrous sulfate to alkaline soil. Disabling domestic sewage and plant sewage. In addition, drainage can be established to remove acid and alkali.
Second, look at the growth of plants where the azalea or coniferous plants grow well, the soil is mostly acidic; while horse fried vegetables, seaweed, willow and other well-grown soils are mostly alkaline.
Third, look at the water situation immediately after the soil watering, water is more sputum, mostly acidic soil; white water, white foam, mostly alkaline soil. After watering, the soil is soft and acidic; after watering, the soil is compacted and dried quickly, and a layer of white powder on the surface of the soil is alkaline.
Fourth, look at the soil agglomerate acidic soil aggregate structure, grab a hand, carefully watch, there are grain-like soil particles; alkaline soil is white sand-like, little or no agglomerate structure.
Most flowers like to grow in acidic or neutral soils, so how can we improve some acid or alkaline soils?
First, organic fertilizer should be applied more. Acidic soil can be made of calcium hydroxide or ash; it can be modified by applying ferrous sulfate to alkaline soil. Disabling domestic sewage and plant sewage. In addition, drainage can be established to remove acid and alkali.
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