Integra Boost Humidity Indicating Cards of 10%-60% (10pcs) spawn bags For ease of operation

For ease of operation

Fully compatible with IPM programs

It provides nutrients to encourage large and plentiful blooms in your flowering plants and to enhance the flavor of vegetables

This product serves as an excellent source of calcium and nourishment for soil microbes

Integra Boost Humidity Indicating Cards of 10%-60% (10pcs) spawn bags For ease of operationDescription Integra Boost Humidity Indicator Cards have a 10% 60% relative humidity range and are a simple, fast and effective way to visually verify the integrity of your product. Excellent for home hobby use, as well as for a business to boost their customers' confidence in your product line. Perfect size for putting in a glass jar or other storage device. Use in conjunction with Intregra Boost Humidiccant humidity control packets (also available).