Although it's impossible to kill every single weed, most can be prevented, says Bayer Advanced™ Garden Expert Lance Walheim, author of "Lawn Care for Dummies."

"Blend plants for the longest season of color, artfully mix in different plant textures, shapes and sizes, and work within a well-established color theme," says Bayer Advanced™ Garden Expert Lance Walheim, author of "Landscaping for Dummies."

Outdoor fire pits and kitchens continue to be popular trends, but homeowners are now also requesting spaces for outdoor "great rooms," incorporating the living room, dining room and kitchen for family gatherings and outdoor entertaining.

Bayer Advanced™ Garden Expert Lance Walheim, author of "Roses for Dummies," who has a beautiful rose garden at his home, says plant your new roses at the beginning of the season. Planting early is important since roses need to have their roots well-established for fuller blooms. Be prepared to water and watch them carefully.