Annual flowers are used primarily to brighten the landscape with abundant amounts of color. They are unsurpassed for adding interest to beds or borders or in pots or containers on the patio or deck. They may also be used for cut flowers, rock gardens, window boxes, hanging baskets, screens, temporary fillers, and ground covers [text: University of Missouri Cooperative Extension].
Annuals, from the University of Minnesota Extension website. Describes and lists hardy / half-hardy / tender annuals, provides a database to help choose annuals according to their design features, and includes links to general resources on plant propagation, training, pruning, mulching/watering, nutrition, weed management and insects/diseases.
Annual Flower Trials at Cornell University: Includes images and data for hundreds of flower varieties.
Flowering Annuals: Characteristics & Culture, from University of Missouri Cooperative Extension publication. This site includes chapters on how to define an "annual", types and special uses, starting seeds or buying plants, soil preparation, seeding outdoors, setting started plants, maintenance, insects and diseases, and uses of annuals.
Flower Gardening: Annuals, from CCE of Oneida County website. Includes fact sheets prepared by their staff on: Annuals, Soil Preparation, and the following annual flowering plants: Ageratum, Bachelor Buttons, Begonia, Cockscomb, Coleus, Fuchsias, Geraniums, Gerbera Daisy, Marigolds, Nasturtium, Pansy, Petunia, Portulaca, Salvia, Snapdragon, Speedwell, Sweet Alyssum, and Zinnia.
Growing Annuals In Containers, from Iowa State University Extension. Covers how to choose a container and growing media, recommended annuals for flowering or foliage, as well as fertilizing and maintaining your container garden.
Growing Annual Flowers, from University of Montana Cooperative Extension. Includes content on planning flower gardens, starting plants indoors and caring for a garden. It also includes diagrams and table of ornamental and cultural characteristics of 73 common flowers.
Landscape Plants Rated by Deer Resistance from Rutgers University Cooperative Extension. List includes both annuals and perennials that have shown resistance to deer pressure in their trials.
Last updated November 21, 2016