Latest guides
Start here, then jump to the calculator when you’re ready to buy.
Guide
How Much Mulch Do I Need?
The exact formula, simple examples, and the fastest way to calculate your project.
Reference
How Many Bags of Mulch in a Cubic Yard?
Quick table for common bag sizes, plus examples and a calculator link.
Depth
How Deep Should Mulch Be?
2 vs 3 vs 4 inches, trees vs beds, and when adding more is the wrong move.
Raised Beds
Mulch Calculator for Raised Beds
Standard beds, 4×8, 4×12 — how many bags you actually need, plus which mulch types work best.
Timing
Best Time to Mulch Your Garden
Spring vs fall, region-by-region timing, and what happens when you mulch too early.
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