Free plant guides to flowers, bulbs, roses, shrubs, and houseplants from The Old Farmer's Almanac.
Tulips- To get the longest vase life, cut tulip stems diagonally, then wrap the upper two-thirds of the flowers in a funnel of newspaper and stand them in cool water for an hour or two. Then, recut the stems and the tulips will last at least a week.
Growing Butterfly Bushes in the Garden: How to Plant, Grow, and Care for Buddleja, or Buddleia. Great for zone 6 and attracts butterflies and hummingbirds well.