Mulches for Home Grounds: Depths of Mulches

Learn about what is the proper depth for mulch application.   Except where weed-barrier fabrics are used alone or in combination with chips, stones or other material, apply most mulches to a depth of 3 to 4 inches. Apply straw, dried leaves and similar materials to a depth of 4 to 6 inches. Some mulches,…

Mulches for Home Grounds: When to Apply Mulches

When should mulch be applied?   Mulches used to enhance appearance and control weeds may be applied at any time. If the mulch will be used to protect fall transplants by keeping soil temperatures above freezing longer into the fall (permitting better root growth), apply soon after transplanting. Reapply or refresh organic mulches after they…

Mulches for Home Grounds: Selection

What should you consider when choosing mulch for your home grounds?   The selection of a mulch depends on its intended use. Consider the size of the area in relation to the cost of materials and availability (Table 1). Table 2 lists advantages and disadvantages of organic and inorganic mulches. If appearance is the main…

Mulches for Home Grounds: Quick Facts

  The next few tips are extracts from J..E. Klett, Colorado State University Extension landscape horticulturist, and professor, department of horticulture and landscape architecture who revised in January 2007 the original fact sheet on this topic authored by J.R. Feucht, who retired in November 1997.   Quick Facts… A mulch is any material that provides…

“Bacillus Thuringiensis” is a Naturally Occurring Bacterial Disease of Insects

  Another great report from W.S. Cranshaw, entomologist and professor, bioagricultural sciences and pest management at Colorado State University Extension. Learn about Bacillus thuringiensis.   These bacteria are the active ingredient in some insecticides. Bt insecticides are most commonly used against some leaf- and needle-feeding caterpillars. Recently, strains have been produced that affect certain fly…

Fertilizing Lawns in Spring and Summer

Should lawns be fertilized in spring and/or summer? Plantalk’s report #1533 discussed this topic.   It is easy to get spring fever as the end of winter approaches. Many people want to begin Gardening and lawn improvements in April. Even retailers encourage us to do so by stacking lawn fertilizer in front of grocery stores…