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Topsoil vs. Garden Soil: Which for Flower Beds?

In nature, topsoil sits above garden soil. Bagged definitions vary. Topsoil usually = leaf compost + fine bark + sand. Garden soil = same + clay (extra labor to screen dry clay). For beds, garden soil better—clay improves water/nutrient retention.

Soil Issues: Adding Topsoil Over Existing Grass: What Happens?; Chronically Wet Flower Beds: Plant Selection Over Soil Fixes; Revitalizing Soil After Landscape Rock Removal Without Harming Established Plants; How Many Bags of Topsoil for a 204 sq ft Flower Bed? Better: Buy Bulk Blend; Do You Need Topsoil for a New Lawn? Expert Advice for Northeast Ohio; Protecting Your Stucco Home: Managing Flower Beds and Foundation Moisture; Keeping Cats Out of Flower Beds: Plant Choices and Humane Deterrents; Keeping Grass and Weeds Out of Flower Beds: Barriers First, Spot Treatment Second; Using Sugar in Flower Beds: Safe for Plants, Great for Soil; Premium Topsoil Solutions: Quality Options for Every Gardening Project

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