Does anyone know how to colorize concrete as it is being mixed in small quantities? The retail colorizers are too expensive.
How large of an area are you working with? There are several ways you can color concrete: by mixing colored pea gravel/asphalt, or tinting. Here's a good link that brings you to a site on how to economically color concrete: http://www.bhg.com/default.sph/home_imp.class?FNC=Mason__Aindex_html