Best Soil For Auto Flower. If the growing mix is too light then roots won t be able to hold support the plant and it will easily roll over. Autoflower seedlings don t need much of anything.
If you are planting in soil you most likely have enough. You ll also need to add perlite or coco coir to facilitate aeration and prevent the soil from becoming compacted. It has excellent moisture retention and uses multiple types of fertilizers and nutrients to promote growth.
If purchasing soil make sure the product is suitable in terms of acidity.
Heavy soil will also stress autoflower plants by not allowing the roots to get enough oxygen and not allowing the water to penetrate the soil leaving some dry spots in the middle. You ll also need to add perlite or coco coir to facilitate aeration and prevent the soil from becoming compacted. The seeds are packed with enough nutrition to last the seedling into its 2nd set of true leaves. If you are planting in soil you most likely have enough.
