Quote:
Originally Posted by HoaNui
Some orchids, such as phalaenopsis, benefit from the inclusion if vitamin B1 in their liquid feed to boost growth and root production. Is there any documented usage of B1 in banana culture?
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No plant benefits from vitamin B1. It is a long perpetrated error. There are several products that benefit orchids which say they contain B1, but the actual benefit is in another component.
Beware of Gardening Myths
