Question

which igneous rock is mixed with soil and used for starting vegetable seeds

Answer 1

https://www.google.com/search?source=hp&ei=m-SvWtjyCeHHjwTW-47IDw&q=igneous+rock+is+mixed+with+soil+and+used+for+starting+vegetable+seeds&oq=igneous+rock+is+mixed+with+soil+and+used+for+starting+vegetable+seeds&gs_l=psy-ab.3..0i5i30k1.5618.5618.0.7041.3.2.0.0.0.0.91.91.1.2.0....0...1c.1.64.psy-ab..1.2.204.6..35i39k1.114.q4neq-YHZcg

Answer 2

That didn't answer the Question.

Answer 3

Igneous rocks like basalt and granite have the highest mineral content, with basalt providing a greater balance of nutrients for optimal plant health and vitality. Created through the cooling and solidification of magma and lava, basalt is the rock material that makes up most of the soils around the world.

Answer 4

I would try basalt or granite.