"WardsSci000051"

A slender probe gauges the soil mixture at the roots of a plant, while a light sensor on the front of the unit measures the amount of ambient light.

This handy meter measures soil moisture at the root level to prevent over or underwatering. No batteries are needed, so there is nothing to replace or wear out. It includes an instruction booklet, watering guide, and special needs information for 15o plants that correspond to meter readings. Range: 0 (dry) to 10 (wet). Size: 4"L x 2 1/2"W x 1 1/2"H. Probe: 4 1/4"L.

Sized conveniently to carry in the field.

For hobbyist or field collection.

Used to Examine Wood Quality and Measure Growth Rates

Various grasses allow you to compare plant anatomy, and examine why some grasses are viable economic crops. Rapidly growing types are great for testing environmental factors and how they influence growth.

Larger size for herbarium specimens.

Extra strength for thicker samples.

Make your herbarium mounts last with this top-quality stock. The white paper has a high rag content that is ideal for mounting purposes. Size: 29 x 42cm. Package of 100. Thickness of .0105 inches.

Estimate vegetation cover like the professionals.