what is the best seed starting soil
Think of it this way - a seed starting mix kickstarts the seed into accelerated growth mode. How to Choose the Best Seed Starting Mix Lightweight and Hydrated Mix. For your seed to grow into a healthy seedling, the best seeding mix is a lightweight and well-drained soil that has a balanced mixture of organic materials like vermiculite or perlite. The soil mix should also have excellent aeration and water retention properties so that the seed's root can push through and have room to grow.