Many gardeners already know to plant blue flowers in their gardens to bring in bumblebees. But scientists have found a new set of bee-friendly plants which have a special glow we cannot see. These ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Beautiful and fragrant blue petunias get their unusual color from a molecular defect in the ...

In May, when my new, blue butterfly bush started to bloom, I realized it could be the focal point for a patriotic garden. It also was the season for patriotic sentiments with Memorial Day, Flag Day ...

If you would like to do an all-blue flower border, here are some plants you should definitely consider using. Hardy geraniums: “Johnson’s Blue” is an old favourite but “Rozanne” is a better pick. It ...

AT FIRST GLANCE, blue is everywhere in our Pacific Northwest corner of the natural world — bluebird skies, rivers, lakes and saltwater surround us. However, in the world of flowering plants, fewer ...

At a dinner party, or in the schoolyard, the question of favourite colour frequently results in an answer of "blue". Why is it that humans are so fond of blue? And why does it seem to be so rare in ...

Blue flowers are rare in nature, and for good reason: the color is usually the result of mutations and quirks of acidity levels rather than an actual blue pigment. That makes genetically engineering a ...

Blue may seem like a common color in nature. After all, our brilliant sky is blue. But it turns out, the color blue is pretty hard to come by. Not only are there no insects or animals that produce an ...

Above image by Smithsonian Institution on USDA-NRCS PLANTS Database. As you travel Indiana’s backroads in July and August, you can observe what we might call one of nature’s rarities – a distinct sky ...