Bios Compost Thermometer Plants and display of colourful

and display of colourful

The cups measure 2-1/4" across the top and 2" tall

Measures rain in inches and millimeters

They age to a lovely light-pink shade for autumn

Bios Compost Thermometer Plants and display of colourfulRegular temperature monitoring is the key to effective composting. Compost Temperatures indicate where the pile is in the decomposition process, and when the pile should be turned. As microorganisms work to decompose waste material, they generate heat. After a period of high temperatures in the "Active" and "Hot" zones, the pile temperature falls into the "steady" zone. This indicates that the pile should be turned and new oxygen is necessary to