Spring marks the return not only of garden plants, but of weeds, too. Learn about 13 common weeds with yellow flowers you ...

Among the many species of succulents, echeveria ... Its tall spikes of tubular orange, red, yellow, or pink flowers that hang in clusters attract hummingbirds seeking nectar-rich blooms.

And finally, an elderly black German Shepherd mix is credited with discovering and cultivating an ancient ice age tree fern.