Soil and Additives

Building Fertile Soil

Information on creating a healthy soil environment for plant growth.

Improve Your Garden Soil

Discusses the basics of the Gardener's Loam - a man-made soil ideal for plant cultivation. With information on soil acidity, testing, composting, and fertilizing.

Improving Soil

Includes basic considerations, water drainage, and moisture conditions at time of working, erosion, texture and structure, soil and other related facts.

Improving Soils For Vegetable Gardening

Fact sheet detailing how to improve soils which will then be better for vegetable gardening.

Lead Contamination In The Garden

Causes and effects of elevated lead levels, recommendations of both health and soil screening procedures with guidelines for gardening in areas with lead contamination.

Organic Soil Fertility

Details strategies used to build and manage soil fertility on organic farms.

The Schundler Company

Discusses about horticultural uses of perlite and vermiculite, with horticultural plant guides and photos.

Soil Testing is an Excellent Investment for Garden Plants and Commercial Crops, HYG-1132-99

Fact sheet that details the benefits of testing garden soil and recommendations for testing frequency, collecting samples, and lab submission. pdf download.


Lays out a set of guidelines and suggestions on how and where to get vermiculite.

The World of Soil

Information on the composition and maintenance of soil.

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