![]() Some believe cedar mulch repels insects, although this hasn't been proved. It's a long-lasting, attractive top dressing favored by Dallas-based organic expert Reddish-brown, shredded or ground and pleasant-smelling, cedar mulch is produced from trees cleared for development or ranching. They're not recommended for working into the soil, as they also can tie up nitrogen as it breaks down, especially if worked into the soil. Relatively new colored mulches, Stamper adds, are generally made from vat-dyed raw wood. It's easy to work around plants and breaks down rather quickly, boosting soil nutrients. Richard Stamper, sales manager with Living Earth Technology, a Houston-based producer of soils and mulch, says shredded hardwood-bark mulch is the company's best seller among small landscaping companies. ![]() Cost: $3.99 per bag or $24-28 per cubic yard. Don't mix it into the soil, as it causes a temporary nitrogen drain when it's decomposing. Hardwood-bark mulch: Made of oak, hickory and other hardwood barks, this dark-brown shredded or ground mulch is best as a top dressing or around trees and along pathways. Cost: About $2.99 a bag or $10-14 per cubic yard. It is both finely and coarsely textured and looks like hardwood mulch. ![]() Shredded native mulch: A dark-brown, environmentally friendly product, native mulch is made of recycled materials from landscapers and tree trimmers. Cost: From $2.68 per 3-cubic-foot bag to $2.99 per 2-cubic-foot bag or $21-22 per cubic yard. Be sure it's ground up large-nugget bark mulch will wash away. Pine-bark mulch: This popular, red to dark brown option has a pleasant odor and boosts organic content with decomposition. They slightly acidify soil as they break down, so they're an excellent choice around azaleas, gardenias and hydrangeas. Pine needles:Īn attractive reddish-brown, pine needles are lightweight and medium-lasting and allow air and water penetration. Avoid oxygen-robbed sour mulch that smells like ammonia or rotten eggs. Good mulch has a pleasant earthy or woodsy smell. Leave about 6 inches between the mulch and the trunk. Never pile mulch up on a tree trunk this invites pests.
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