Fumigating a hotbed

Fumigating

Fumigating a hotbed

A hotbed with manure on top of the ground

Hotbed

A hotbed with manure on top of the ground

Parallel runs of hotbeds with racks for holding sashes.

Hotbeds

Parallel runs of hotbeds with racks for holding sashes.

Making straw mats for hotbeds

Straw Mats

Making straw mats for hotbeds