What's the best bird seed to buy in bulk for the Bay Area?

Here's information I found online: Milo: Milo is a reddish-brown seed that is included in cheap blends as filler material. It's one of three seeds put in chicken scratch. I've seen birds, with their feet, brush it off the feeder and to the ground to get it out of their way. Once on the ground, juncos will hop around and peck at it. read more

Here's information I found online: Milo: Milo is a reddish-brown seed that is included in cheap blends as filler material. It's one of three seeds put in chicken scratch. read more

Sunflower Seeds: All types of sunflower seeds are excellent for backyard birds, and this seed is the best choice for beginning bird feeding in a variety of feeder styles. Black oil sunflower seeds are the most common and are great for most songbirds, while the larger striped sunflower seeds are suitable for larger birds with stronger bills. read more

Bulk seed prices that are half the price of other brands and stores is a clear sign that the quality is bad. Oils are extracted by pressing the seeds to squeeze out the oils. When pressed too much what’s left is a seed with little to no value for the birds. read more