Feed chicks a starter soon after hatching until they are 6-8 weeks old. Chicks need plenty of protein, which is found in the starter feeds. The starter feeds also offer other nutrients and vitamins that enable the chicks to grow into healthy, fully-grown quail.
Chick Feeder and Waterer Kit, Mini Chicken Feeder and Waterer, Rotary Sleeve Design Automatic Feeding and Watering Combo for Baby Turkey, Guinea Fowl, Quail and Pigeons, 3.6x4.0in.
This starter feed is formulated for button quail,coturnix quail, turkey poults, and guinea keets during their early growth stage. Its built around a high-protein gamebird starter profile and is ideal from day one.

Quail chicks grow quickly. Japanese quail which is one of the fastest developing species, reaches sexual maturity after 6-8 weeks. They therefore need feed with a high protein content.
So, lets start with quail chicks who, like chickens, need a starter diet. 1. Starter feed for quails chicks. As soon as the eggs hatch, youll have to feed the chicks until theyre six or eight weeks old with starter quail feed.

Proper use of starter feed sets the foundation for healthy growth and development in quail. Transitioning from Starter to Grower Feed. As quail chicks grow, their nutritional needs change.
Quail chicks need a high-protein game bird starter feed, offered free choice from the moment they enter the brooder. The target protein level is 28% to 30% for the first five to six weeks of life, which is significantly higher than what standard chicken starter provides.

If the feed is whole grain, the above post is correct, totally unsuitable for quail chicks. They need to be started with a mash as finely ground as possible for the first week or so. I use game bird starter with the hard boiled egg and crushed meal worm blended in.