Top dress it in your garden, potted plants, or raised beds.
It also contains some manganese, cobalt, silicon, and small amounts of other minerals as well.It is particularly good for adding calcium, iron, magnesium, and potassium.Made of a wide variety of rocks, it contains a complex blend of minerals.This mixed pile of rocks is where glacial rock dust comes from. Glaciers that spill out from a mountain range onto a large flat area are called piedmont glaciers when they melt they leave behind a moraine, which is basically a field of rocks that the glacier had carried along. When glaciers move across the landscape, they pick up rocks and carry them for tens or even hundreds of miles. Glacial Rock Dust as the name says, is made from rocks deposited by glacial action. Let’s take a closer look at what their differences are. There are three primary sources for rock dust: Glacial Rock Dust, Basalt Rock Dust, and Azomite. The minerals it provides are only needed in small amounts, and there is a natural limit on how much can be utilized at once and how fast it can be used up. However, applying more than the label’s directions indicate will not provide any additional benefit to your soil or plants. Rock dusts cannot burn your plants’ roots, so there is no risk of over application.
Getting a complete soil analysis done on your soil can help you determine which type of rock dust is best for your needs. Not All Rock Dusts Are Alike–How to Choose Which One to UseĪll rock dusts provide minerals for your soil, but different rocks are made up of different minerals. Feeds the beneficial microbes that live in your soil.Increases the Cation Exchange Capacity, or CEC, of your soil.
It can be made of any kind of mined rock that is ground to a powder. Rock dust is also sometimes called rock flour, rock minerals, rock powder, stone dust, soil remineralizer, and mineral fines. Rock dusts are a natural, easy to use soil amendment for this! Using rock dust in your garden is a great way to add trace minerals and micronutrients to your soil. As your garden grows year after year, the minerals that are native to your soil are used up and need to be replenished.