Perennial Learning Center

Echinacea, commonly called “coneflowers” for their cone-shaped inflorescences capped by a prickly dome of seedheads, grow well in the home garden, when provided with the right conditions. Echinacea are important...

By Katie Elzer-Peters, Garden expert, designer and writer. Echinacea means cold relief to some people. Capsules made from the plant are a staple at stores stocking herbal remedies. Environmentalists and...

By Charlie Nardozzi, Gardening Author and Speaker There are more than 46 million acres of lawns grown in the United States that require millions of dollars and tons of fertilizers...

Ornamental Grass is a no-fuss addition to any perennial garden or meadowscape. There are plenty of reasons so many gardeners are growing them: they are tough, drought-tolerant plants that add...

By Judith Irven, gardening expert, landscape designer and writer. When the Bleeding Hearts bloom you know spring is here to stay Everyone loves Bleeding Hearts! They bloom in late spring,...

Bleeding Hearts - delicate plants which faithfully return each spring to tell us that ’Winter has gone for good’ Plant Bleeding Hearts up close to the house, where you will...

When it comes to bloom time, texture, and drought resistance in the ornamental garden, Russian sage is a top-notch performer. Its long clusters of lavender blooms have been known to...

By Marianne Willburn, gardening expert, landscape designer and writer. Finding plants that can not only cope in dry, poor soils, but will thrive, is the quest of many gardeners trying...

By Marianne Willburn, gardening expert, landscape designer and writer. Flowers and Fragrance Bee balm has long been a favorite of temperate gardens in America and Europe, but in recent years...

A classic American native and cottage garden favorite, Bee balm is beloved by gardeners not only for its beautiful whorled blooms in red, pink, purple and white; but for the...

By Judith Irven, gardening expert, landscape designer and writer. Sunny flowers that radiate happiness Black-eyed Susans are charming, carefree North American natives that are perfectly at home both in our...

Charming lavender plants, with their aromatherapeutic fragrance and delicate, swaying blooms, have captured the attention of gardeners across the globe. Thanks to good plant breeding and some well-organized advice, most...