Do I need to crack or grind coarsely Milo,non GMO corn, millet and red wheat ????

[ladyearth]

Or can I just serve it whole to supplement there lousy soy Dumour brand crumbles for now till I obtain more stuff
Items came from an Amich small feed mill store...

 

[bugflipper]

No problems just be sure they have access to gravel for their craw or better yet get a sack of crushed oyster shells if you haven't already as it provides calcium for eggs. They'll do the grinding themselves.