How to Apply Diatomaceous Earth

When using diatomaceous earth for pest control it is helpful to be creative in your application methods. While many people simply use their hands or a scoop to sprinkle the powder in the cracks and crevices of their homes and throughout their yards and gardens, others come up with interesting and more efficient methods of […]

Diatomaceous Earth As A Natural Insecticide: An Accidental Discovery

Diatomaceous earth has been used for thousands of years. In fact, over 4,000 years ago the Chinese and Egyptians used DE to preserve various foods including grains, nuts, legumes and seeds and protect them from moisture, mold and pests. However, the use of diatomaceous earth as a natural insecticide was not acknowledged by humans until […]

Diatomaceous Earth: What Does Food Chemical Codex Mean?

Group of old books

The term Food Chemical Codex (FCC) refers to a compendium of standards that is used internationally to ensure the quality and purity of food ingredients. The FCC helps manufacturers and consumers in recognizing genuine ingredients and substances and assures the quality of food products. Currently, the United States Pharmacopeia publishes the FCC every two years. […]

Diatomaceous Earth and Dog Breeders: Consumer Success Stories

Recently Rays Dobermans, a Doberman Pinscher breeder located in Houston Texas, has found food grade diatomaceous earth to be very effective in controlling ticks. After the services of an exterminator and the application of various types of sprays failed to eliminate a tick problem in their kennels, Rays Dobermans decided to try using diatomaceous earth […]

“Pure” Diatomaceous Earth: Fact and Fiction

Any mined material which is composed primarily of the fossilized exoskeletons of diatoms can be defined as a diatomaceous earth. This material can come from a fresh or salt water deposit. Each deposit is different, not only in the species, shape and age of the diatoms it contains but also in the wide range of […]

Diatomaceous Earth: Is This A Super-Product?

colorful row of tulips

Currently our diatomaceous earth is registered for several purposes throughout Canada and the United States. Our Red Lake Diatomaceous Earth is registered as a feed additive for agricultural use in the U.S. and Canada. Last CrawlTM Insecticide Powder, which is composed of the same Food Chemical Codex Grade diatomaceous earth as Red Lake Earth, is […]

Diatomaceous Earth for Fleas

Need to get rid of fleas and ticks naturally without the use of harmful chemicals around your family and pets. Food grade diatomaceous earth is a great natural alternative to chemical pesticides, especially when trying to get rid of fleas and ticks. While DE products such as Last CrawlTM Insecticide Powder and DE-cide are not […]

Diatomaceous Earth in Animal Feed: What Is an Anti-Caking Agent and Flow Aid?


While individuals have found many other uses for Red Lake Diatomaceous Earth, the product it is currently only registered for use as a pelleting aid, anti-caking agent and flow agent in livestock feed (not to exceed 2% of the total diet). What this means is that Red Lake Earth improves the flowability and mixability of […]

Diatoms: The Importance of Shape and Age

Each deposit of diatomaceous earth is different. They possess varying blends of pure diatomaceous earth combined with other natural clays. The diatoms in each deposit contain different amounts of silica, depending on the age of the deposit, and different deposits may even contain a different species of diatom all together. The species of diatom found […]

APL’s Diatomaceous Earth Now Approved As Natural Insecticide

APL’s Diatomaceous Earth has been approved for use as a natural insecticide in Canada! We are excited to announce that our highly sought after diatomaceous earth has been approved in Canada for use against insects in the home and garden! Look for our new product, LAST CRAWL™ Insecticide Powder, at stores near you or purchase LAST […]