Sunflower Seeds : There are two kinds of sunflower-black oil and striped. The black oil seeds have very thin shells; easy for virtually all seed-eating birds to crack open; and the kernels within have a high fat content; extremely valuable for most winter birds. Striped sunflower seeds have a thicker shell; much harder for House Sparrows and blackbirds to crack open. So if you're inundated with you'd rather not subsidize at your black oil sunflower; before you do anything else; try switching to striped sunflower. There's only one problem with sunflower seed-bully birds; such as blackbirds; European starlings and grackles; also love it; especially if it's served in a tray feeder. There's a simple solution. Serve sunflower seeds from a feeder that allows only the smaller birds to enter the feeding chamber. These feeders are often called \"exclusion feeders;\" with smaller perches; weight mechanisms or fencing to keep the larger birds out. ***Sunflower Seeds Direct From The Field And Triple-cleaned to minimize debris from harvest; providing premium; top quality seeds with less waste. ***Premium & Export Quality Sunflower Seeds For Birds 900 Grams Specialize Bird Seed Sold By Aqua Culture & Hobby Centre. ***Attracts the widest variety of birds; The rich oil content provides a high-energy food source; making it a favorite of many backyard birds. Triple-cleaned to minimize debris from harvest; providing premium; top quality seeds with less waste. This seed has the high energy content that all birds need to maintain their healthy lifestyle. ***Sunflower in the shell can be offered in a wide variety of feeders; including trays; feeders; hoppers; and acrylic window feeders. Sunflower hearts and chips shouldn't be offered in feeders where moisture can collect. It's important to offer no more than can be eaten in a day or two. Feed One or Two Time daily."
