Best Mulch Types Compared: Hardwood, Cedar, Cypress, Pine & Rubber

Walk into any garden center and you'll see at least eight types of mulch. They all look brown in the bag, but they perform very differently in your beds. Here's the practical comparison.

Shredded hardwood (the default)

Most common, cheapest, and a solid all-purpose choice. Mats together to suppress weeds well, breaks down into soil-improving humus in 1–2 years. Color fades to gray by season two. $25–$45/yd³.

Cedar

Naturally insect-repelling thanks to aromatic oils. Lasts 2× as long as hardwood. Holds color longer. Expensive: $40–$70/yd³. Best around foundations and entry beds.

Cypress

Light blonde color, weather-resistant, sheds water well. Concerns about sourcing — old-growth cypress logging is destructive. Choose locally sourced or recycled cypress. $35–$60/yd³.

Pine bark nuggets

Chunky, slow to decompose, great drainage. Floats away in heavy rain — bad for sloped beds, good for low-traffic ornamental areas. $35–$50/yd³.

Pine straw

Bales of long needles. Cheap in the South. Acidifies soil (good for azaleas and blueberries), light enough to fluff back into place. About $5–$8 per bale, covering ~50 sq ft.

Rubber mulch

Doesn't decompose, doesn't fade, doesn't feed soil. Best for playgrounds and dog runs — not garden beds. $8–$15 per bag.

Dyed hardwood (black, brown, red)

Standard hardwood with vegetable or iron-oxide dye. Color holds for one full season versus three months for plain hardwood. Concerns about CCA-treated source wood — buy from a reputable supplier. $30–$55/yd³.

Compost mulch

Spread 2 inches of finished compost as a mulch — feeds soil while suppressing weeds. Best for vegetable gardens. Doesn't last as a decorative mulch.

Best-pick by use case

• Foundation beds (visible all season): cedar or dyed hardwood
• Tree rings: shredded hardwood
• Slopes: shredded hardwood (mats, doesn't float)
• Vegetable garden: straw, leaves, or compost
• Playground / dog run: rubber
• Azaleas, blueberries: pine straw or pine bark