Soil Information
About Our Soil:
General Soil Map for Collin County
(.pdf)
Collin County Soil Survey
(12MB .pdf)
Getting Your Soil Tested:
Soil Sample Information Form
(.pdf)
Shipping Samples and Visiting the Laboratory
Building and Improving Your Soil:
Preparing the Soil for a New Successful Garden Bed
Humus: It's the Dirt
Expanded Shale - A New Possibility for Amending Clay Soils
Don't Bag It™ - Compost It!
© 2003-08 Collin County Master Gardeners Association
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