Tim Kohlhauff remembers the days when his hometown of Spokane, Washington was in zone 5b on the Plant Hardiness Zone Map. When he was growing up, daisies, rhododendrons, and azaleas were always ...

Swamp azalea, or Rhododendron viscosum, is a striking native shrub found growing across much of the eastern and southern United States. And, as you might have guessed by the name, it is typically ...

Twin Cities gardeners know the drill: Look for plants marked Zone 4 or lower to survive the winter deep cold. It might be time to reconsider that strategy. Last week, the U.S. Department of ...

At last. Finally, there’s an updated official government resource out there that gardeners all across the land can blame for any failed planting efforts. OK, maybe not for all failed plantings, but at ...