tan heat (English, noun)
expansion: tan heat (uncountable)
Senses:
glosses: heat generated by the fermentation of tan bark waste; generally used in horticulture as a source of bottom heat for potted plants in greenhouses; the application of tan heat to greenhouse plants, mainly during the 18-19th century.
tags: uncountable
glosses: a bed of tan bark waste used as a source of mild bottom heat for potted plants in greenhouses or hothouses.
tags: uncountable
Forms: