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perennials

Top Perennials
Image: iStockphoto.com/befa

Top Perennials

Perennials come back every year, and flowers are no different.

Gardening expert Patti Moreno shares her insights into these plants’ behavior as well as how to keep them growing beautifully year after year after year. Among the most popular are her five favorites: daylilies, daisies, phlox, asters, and climbing roses.

HGTV
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Annual, Perennial, Biennial?

Annual, Perennial, Biennial?

Blooms may be blooms, but they may have different life cycles. If you’re wondering which flowers are annuals, perennials, or biennials — or what that even means, read on. More...

Article
Texas A&M University
Reveal the Red: Exploring the Chemistry of Red Flower Pigments

Reveal the Red: Exploring the Chemistry of Red Flower Pigments

Flowers are renowned for their bold and beautiful colors, but plant chemistry can be complex. Conduct an experiment to examine what makes one red pigment more vibrant than another. More...

Activity
Science Buddies
How Plants Become Annuals vs. Perennials

How Plants Become Annuals vs. Perennials

New research suggests that two critical genes determine whether a plant will focus on making flowers (annual) or building up structures (perennial). More...

Article
LiveScience
The Perennial Arcade

The Perennial Arcade

All in the Families, Oh Deer!, Blue Without You — challenge yourself with these perennial quizzes, mad libs, crosswords, and more. More...

Interactive
Leonard Perry
Xeriscaping: Perennials and Annual Flowers

Xeriscaping: Perennials and Annual Flowers

Even the desert can bloom with colorful blossoms, thanks to xeriscaping. Investigate this plant revolution of water-wise gardening. More...

Article
Colorado State University
20 Best Perennial Flowers

20 Best Perennial Flowers

The astounding color and beauty of these 20 perennial flowers are second only to their diversity. Take a long look. More...

Images
Sunset Publishing Corporation
Dianthus Barbatus

Dianthus Barbatus

Discover the hardy but delicate-looking sweet William, possibly a multitasking plant. Best grown as a biennial, it’s actually a short-lived perennial and suitable as an annual. More...

Article
Missouri Botanical Garden
Gardening with Perennials

Gardening with Perennials

These pretty perennials show real staying power when they return year after year. Peruse these pictures to see if your favorite flowers fall into this category. More...

Images
University of Illinois, Urbana-Champaign
List of Perennial Flowers and Plants

List of Perennial Flowers and Plants

Take a look at this panoply of pictures that displays more than 260 types of perennials from agapanthus to yucca. More...

Article
Better Homes and Gardens
Planting & Caring for Perennials

Planting & Caring for Perennials

Plant scientist Leonard Perry discusses the factors that go into selecting and planting perennial varieties growing in gardens throughout Vermont and elsewhere. More...

Video
University of Vermont
Planting and Transplanting: Gardening with Perennials

Planting and Transplanting: Gardening with Perennials

Spring is best for perennials, but the planting season can extend into summer and even fall. Make sure to pay attention to weather, watering, and soil depth to keep your plants thriving. More...

Article
University of Illinois, Urbana-Champaign
Shade Loving Perennials

Shade Loving Perennials

Ferns, bleeding heart, and many other perennials have it made in the shade. Pick up some tips from gardener Allen Smith about planting your own shade garden. More...

Video
P. Allen Smith

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