Is Mushroom Compost Or Composted Manure Better To Add To A Flower Garden

Question

both types of compost would be purchased by the bag in a store

Answer 1

If you are growing the flowers from seed, you may want to avoid the mushroom compost as it is high in soluble salts which can harm seedlings. Here is information on both of them:

https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/mushroom-compost.htm

https://www.gardeningknowhow.com/composting/manures/the-benefits-of-manure-in-your-garden.htm