Perennials

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The Best of the 2011 Organic Gardening Magazine Test Garden
It was another successful year in the Test Gardens. Here are our favorites.
The Best Flowers from Organic Gardening's 2011 Test Garden
Chrysanthemums: A fresh look at a fall favorite.
Salvia is a member of the mint family
Aromatic, attractive, and medicinal—sage is a wise choice for flower beds.
Black-eyed Susans and coneflowers are summer flower-bed classics.
The quintessential perennial, Peonies can live for an astounding 40 to 50 years.
Hosta: shade loving perennial
Summer and fall-blooming perennials grown for their foliage.
Hosta Growing Guide
Irises will add a pop of color to your summer garden
Choose any of the many types of irises to add a pop of color to your summer garden.
Growing Irises
Old-fashioned cottage pinks: heady fragrance in a petite package.
Learn how to grow and manage this giant evergreen grass
What you can do to save spring flowers from freezing temperatures, snow, and sleet.
Researchers from Cornell University found these perennials to be super weed suppressors.
Panicum Virgatum
How can I overwinter my chrysanthemums? The ones I plant in fall never come back, and I end up having to buy new plants.
Tips to keep your tulips blooming.
A late bloomer worth waiting for
Growing Heleniums
One of spring's first blooms comes in many bright colors and thrives in partial shade.
Growing Primroses
Easy step-by-step instructions to increase the number in your garden.
How to Divide Ferns
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