Friday, April 13, 2012

Harvesting rhizomes

In late March we attempted to harvest rhizomes of some of the miscanthus plot. A patch of miscanthus was dug up in order to investigate the complexity, yield, and process of harvesting the rhizomes. Since this was a small scale effort, a Bobcat was used with a tine tooth bucket to dig a shallow trench along a row of miscanthus grass. The root balls fell out of the tines very easily. The effort was minimal thanks to the machinery used. Some were dug by hand and was a much more physical task that would be unreasonable in a large plot.
One small 10x10 foot area cleared for rhizome harvest
An example of a plant to be harvested. This was done in early spring but this past winter and spring have been very warm compared to normal and some growth has begun.
An area dug up

The tool used to dig up rhizomes

A rhizome pulled from the ground



All harvested rhizomes set out from where they were dug from

A collection of rhizomes dug up

Same group of rhizomes washed off.

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