EVERETT — An abundance of yellow butterflies has made it a colorful summer in the Pacific Northwest. It’s not just casual gardeners who have noticed the boom in tiger swallowtails. Across the ...

While preparing for a talk about using color in the landscape, I collected flowers from the office and at home to create a visual display of color. It was amazing to collect such an assortment of ...

There are many yellow or sulphur butterflies here in South Florida, and lucky for us they are present all year round. The most abundant of the sulphur butterflies are the orange barred sulphur, the ...