Plants are classified as annuals, biennials or perennials based on their life cycles. Biennials, like foxglove, have a vegetative year followed by a flowering year. Perennials, including woody shrubs ...

There are many varieties of asters, so you may be confused if yours are perennials, or simply here for a season. Discover the tricks to make them last.

Botanists have mapped the evolutionary relationships between flowering plants using genomic data from more than 9500 species. The newly compiled tree of life will help scientists piece together the ...