No. It is considered safe for bees as long as it is not applied on the surface of any beekeeping equipment that may come into contact with beehives and spread diseases to bees. Bees can carry away DE and spread them to other places and they may even die because of the skin irritation caused by dusting DE on their bodies.

Silky Terrier Dog Breed Playing Aro... Silky Terrier Dog Breed Playing Around

Diatomaceous earth has the potential to be harmful to bees if misused. However, it’s usually not a problem if you follow the directions on the label. Diatomaceous earth is an inexpensive product used to kill crawling insects such as ants, cockroaches, crickets, and earwigs. You can also use it for fleas on your pets or in your house to control lice on your animals. It is an all-natural product that has been around for a long time.

Therefore it should not be applied on any surface as beekeeping as bees can carry it to the beehive and spread diseases, they may die because of the skin irritation.

To prevent this from happening, make sure to follow the instructions on the label carefully. It is more effective if you apply it on a dry day and do not use it when rain is expected. Furthermore, place some rock or gravel beneath the mesh floor of your beehive and spread some DE on top of them. If there are any crawling insects in the vicinity, they will surely crawl onto the DE and die.

We can conclude that it is not a problem for bees as long as use it in the way mentioned above. Diatomaceous earth (DE) is safe to use around the bee yard, however, if you do use it be sure to apply it when no rain is expected and remove any dead bugs from the area before they have a chance to decay.

So, it is safe to use DE in the yard area. All you have to do is apply the DE only after the weather dries up and if there are any dead insects on the ground then just remove them before they have a chance to decay.