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Don’t throw your wood ash away

Photo credit: Balcony Garden Web

Using Wood Ash in the Garden

Using wood ash in the garden is the best way to employ it, instead of throwing it away.

You can store it or apply readily to fertilize the garden and much more.

Wood Ash Fertilizer

Best way to dispose of the ashes at profit is to spread it on the garden beds. But you should do this with precaution of not exaggerating the doses, wood ash is alkaline.

Wood ash contains calcium carbonate around 25%, potassium 3% and other useful elements like phosphorous, manganese and zinc. In terms of commercial fertilizer, wood ash contains 0-1-3 (N-P-K).

Phosphorus is useful in the coloration of flowers and the flavor of the fruits along with potassium, which is useful in the growth and cultivation. There are several other trace elements found in wood ash such as magnesium, iron, copper, boron etc. These contents may vary according to the type of wood you use for combustion.

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Type of Wood Ash to be Used

Ash from hardwood trees is most useful and contains more trace elements than softwood trees’ ash, softwood trees are coniferous with needle like leaves.

One more thing you need to know is ash produced from pruning of saplings contains more proportion of potassium and other trace elements, while older wood contains lower concentrations of nutrients.

Read the full article: Balcony Garden Web

Published by

Willem Van Cotthem

Honorary Professor of Botany, University of Ghent (Belgium). Scientific Consultant for Desertification and Sustainable Development.