Brushes Wood Color Chrumble brush

Maybe title is little bit weird, but however.I'm working on some textures for 3D app And i'm Losing so much time to create wood color crumble texture. l have few images, but i think its much easier to create it with brush Preset. Can anybody help me to make similar brush like from the image?

PlyWood PaintedCrumble.jpg
This will Help me a lot! thank you.
ok, this time i will explain little bit better..if i drawn line like on image on right side i want to create brush preset to my brush look like one on left side.. ok?
brush stroke.jpg

I hope someone can help me..
By the way thank you Jessicayla and iDad.