Standard Perlite Potting Mix
- 1 part perlite.
- 1 part loam.
- 1 part peat moss or coco coir.
In this manner, how do you add perlite to soil?
In raised beds or in-ground garden beds that have trouble with cakey clay soil, you can improve drainage by raking in a 2-inch layer of perlite into the top 6 to 12 inches of soil, at the same time you amend the soil with compost and other nutrients.
Then, should you add perlite to potting mix?
Adding perlite to potting soil is a good way to ensure the container garden drains well while also creating a light, fluffy soil for your plants. Container plants should be planted in a light, well-draining, nutritious soil mix.
What are the disadvantages of perlite?
- Water can drain away quickly. …
- Being so lightweight, perlite can be blown away and tends to float in excess water.
- Nonrenewable resource. …
- Dust can create respiratory problems and eye irritation.
Perlite and vermiculite are both good at retaining water, but vermiculite acts more like a sponge, holding much more water than perlite and offering less aeration for the plant roots. … Because it is porous it allows excess water to drain more readily than vermiculite and improves soil aeration.
Perlite tends to have a fair amount of fluoride in it, a compound to which many plants are sensitive to varying degrees. Rinsing it well reduces its fluoride content and eliminates fine particles that may or may not be a consideration, depending on the type of soil you might be making.