Making Fake Dirt with Expanding Foam

I tried to do a silicone and dirt on spray foam background but for some reason the dirt did not stick well. is there something I can do to fix it or make it look better and is there a way to prevent it on the other spot I need to do? : r/bioactive

DIY: Realistic Foam Background - BambooZoo

Brilliant DIY Uses for Expanding Spray Foam Insulation

I wanted to cry': Devastating risks of spray foam insulation hidden from Vermont homeowners - VTDigger

Fake Boulders- how to make rocks

Making Edible Fake Dirt For Halloween Decorations and Games

How to Make Fake Plants Look Real ⋆ Dream a Little Bigger

Fake Boulders- how to make rocks

Easy DIY Fake Dirt Make Faux Plants Real - Cloches & Lavender

Spring Gardening Foam Uses - The Foam FactoryThe Foam Factory

Create a faux rock wall with foam in a can!

DIY Fake Tree Stump With Spray Foam

Foam Slab Jacking Pumps - Concrete Slab Lifting Equipment