21 Tips for Managing Perennial Asters in the Garden

A close up of bright pink aster (Symphyotrichum novae-angliae) flowers growing in the summer garden.

Perennial asters are vigorous plants that spread readily via self-sowing and extensive root systems. They have a clumping growth habit and masses of tiny, daisy-like blossoms. Colors include blue, pink, purple, and white. Read on to discover 21 tips for managing their aggressive nature and enjoying them in your yard.

When and How to Save Native Perennial Aster Seeds

Close up of a blue double petaled aster flower with a yellow center.

Native perennial asters, such as the New England species, spread vigorously via roots and self-sowing. At season’s end, they form copious quantities of cottony seed heads that you can collect, to save and sow in a new location next year, or share with friends. Learn when and how to gather native aster seeds now.

How to Grow Tatarian Aster: a Dynamic Late-Season Bloomer

A mass planting of tatarian aster in bloom with violet colored flowers.

Tatarian aster is a vigorous perennial that blooms from September to the first hard frost. It’s loaded with little lavender-blue flowers that butterflies love. Give it room to spread across the back of a border, or meander through a meadow, for autumn’s last hurrah. Learn more now!

How to Grow and Care for Sky Blue Aster Flowers

A close up of the bright blue flowers of Symphyotrichum oolentangiense growing in the garden.

If you’re searching for eye-catching color, texture, and height to add to your late summer to fall garden, put sky blue aster at the top of the list. This vigorous native perennial produces masses of small, daisy-like blooms on upright, branching stems. Read more to learn how to grow sky blue aster in your garden now.

Grow New England Aster for Sensational Summer and Fall Color

A close up of two purple flowers of the New England aster plant pictured in bright sunshine on a soft focus background.

Cheerful New England aster provides late-season color with an abundance of bright flowers that attract bees and butterflies. This easy to grow native perennial blooms from late summer right up to the first frost and returns vigorously year after year. Learn how to plant and grow New England aster in your garden now.

How to Grow and Care for Early-Blooming Alpine Aster

A close up horizontal image of a mass planting of Aster alpinus 'Goliath' in bloom. Flowers have lavender petals and yellow centers.

The alpine aster is a low-profile, cold-weather perennial for USDA hardiness zones 4 to 7. It’s an early-blooming species that flowers from late spring through early summer. Perfectly suited to rock gardens, its flowers are pink, purple, or white. Learn how to grow and care for alpine aster, here on Gardener’s Path.

When and How to Divide Perennial Asters

A close up of the bright purple flowers of the perennial aster plant, growing in the garden in light sunshine.

Perennial asters have daisy-like flowers and readily naturalize in the garden through self-sowing and an extensive root system. By dividing perennial asters you can keep them under control, growing vigorously, and enjoy them in other areas of the garden. Learn when and how to divide asters with our guide. Read more now.

How to Grow and Care for White Wood Asters

A close up horizontal image of white wood aster flowers growing in the garden.

White wood asters display masses of tiny white blossoms from late summer to fall. Their mounded forms brighten shady areas of the landscape and attract beneficial pollinators. Read on for all you need to know to grow white wood asters and enjoy this rustic, informal late-season attraction in your outdoor living space.

How to Grow and Care for Stokes’ Asters

A close up horizontal image of Stokes' aster flowers (Stokesia laevis) growing in the garden pictured in bright sunshine.

Stokes’ asters are suited to home gardens in Zones 5 to 9. Enjoy blue, pink, purple, white, or yellow blossoms on plants with a height of 12 to 24 inches and a spread of 12 to 18 inches. Showcase the species and cultivated varieties in beds, borders, and mass-planted drifts. Read on for growing and care instructions.

How to Grow and Care for Aster Flowers

A close up horizontal image of bright pink perennial asters growing in the garden.

Starry aster flowers are native to North America, Europe, and Asia. Plants are available in an array of blues, pinks, purples, and whites. Mass plantings invigorate the late summer to fall landscape with carpets of robust color and texture. Read on and learn how easy asters are to grow and discover your favorites now.

Tips for Growing Bushy Asters

A close up horizontal image of white Symphyotrichum dumosum (bushy aster) flowers growing in the garden.

The bushy aster is a shrubby native perennial with masses of tiny flowers that bloom in late summer to early fall. It is suited to cultivation in USDA Hardiness Zones 4 to 8. Numerous varieties and cultivated hybrids make it an intriguing plant. Read on and discover what bushy asters can contribute to your landscape.

Tips for Growing Heath Asters

A close up horizontal image of the pretty white flowers of heath aster (Symphyotrichum ericoides) growing in the garden pictured on a soft focus background.

The heath aster is native to the United States where it typically grows among prairie grasses and in the disrupted soil of roadbeds and clearings. Ranging in height from one to three feet at maturity, it readily naturalizes via rhizomes and self-sowing and produces masses of tiny blossoms from late summer into autumn.

7 Reasons Why Asters Fail to Bloom (And What to Do About It)

A close up horizontal image of a purple Stokes' aster flower growing in the garden.

Asters are daisy-like flowers that fill the late-season landscape with masses of blue, pink, purple, and white. They are the perfect bridge between summer and fall. However, sometimes they do not bloom as expected. Read on and discover 7 reasons why asters may fail to bloom and how to prevent it from happening to you.

Growing New York Asters: How to Care for Michaelmas Daisies

A close up horizontal image of light pink Michaelmas daisies (aka New York asters).

If you are looking for perennials for the summer-to-fall landscape, New York asters have plenty to contribute. In white, as well as bold shades of pink and purple, they are star attractions in mixed mass plantings that include black-eyed Susans, coneflowers, and goldenrod. Read on to learn how to grow Michaelmas daisies.

How to Propagate Asters

A close up horizontal image of a swath of pink asters growing in the garden.

Perennial asters revive late-season gardens with masses of blue, pink, purple, and white daisy-like flowers. They offer a refreshing transition from the fading blooms of summer to the vibrant foliage of fall. You can increase the number of plants in your outdoor living space by propagating them yourself. Learn how now.

Are Aster Flowers Edible?

A close up horizontal image of a skipper butterfly feeding on white daisies pictured on a soft focus background,

While other flowers are winding down at summer’s end, asters are just warming up, in vibrant shades of blue, pink, purple, and white. And as you harvest your remaining vegetable crops, you may begin to wonder whether asters can contribute food to the family table. Learn whether or not asters are edible in this guide.

5 Tips for Growing Asters in Containers

A close up horizontal image of pink asters growing in a terra cotta pot on a tiled patio.

Perennial asters bloom in late summer, bringing masses of blues, pinks, purples, and whites to the landscape until the first frost. In addition to growing in beds, borders, drifts, and meadows, they grow well in pots. Read on for 5 tips on aster container gardening, and take your outdoor living space to the next level.

7 Tips for Pruning Perennial Asters

A close up horizontal image of light blue perennial asters growing in the garden pictured on a soft focus background.

Perennial asters, in shades of blue, pink, purple, and white, refresh late season gardens for a beautiful transition to fall. Have you been hesitant to plant them because of their somewhat unkempt natural growth habits? Read on for 7 tips that will help you keep them in shape, and make them the pride of your landscape.

13 of the Best Companion Plants for Tall Late Season Asters

A close up of purple asters growing in the late summer garden surrounded by other flowering perennials pictured in autumn sunshine.

Late season asters provide a colorful bridge between summer and fall. Their impressive heights and masses of tiny blossoms make a striking statement, especially when paired with other tall late season bloomers. Read on for 13 exciting companion plants for asters, and get ready to grow your best transition garden yet.

11 of the Best Purple Aster Varieties

A large swath of charming, daisy-like purple flowers growing in the garden with small blue blooms to the left of the frame.

If you love purple flowers, asters make a cheerful addition to the outdoor living space. Choose from early or late blooming annuals and perennials ranging from low-profile plants with a single flower per stem, to tall bushy ones with clustered masses of blooms. Discover 11 of our favorite purple aster varieties now.

11 Perennial Aster Species for Summer’s Last Hurrah

A close up of bright pink asters with butterflies feeding, pictured in bright sunshine in the late summer garden, on a soft focus background.

Late season perennial asters are known for having masses of small, daisy-like flowers and a somewhat shrubby growth habit. They add color to fading summer gardens and attract beneficial pollinators until the first frost. Read on to learn about 11 different species and how they can play a role in your landscape scheme.

11 of the Best Blue Asters to Add to the Garden

A close up of delicate daisy-like blooms in light purple, with yellow centers, of the perennial aster, pictured growing in the garden, and fading to soft focus in the background.

Asters are transitional flowers that bloom from summer to fall. There’s an array to choose from that includes dwarf and tall, as well as annual and perennial types, best known for their multiple daisy-like blossoms that attract a host of beneficial pollinators. Read on to find 11 of our favorite blue varieties now.

How to Grow and Care for Calico Aster in the Late Summer to Fall Garden

A close up of Symphyotrichum lateriflorum flowers, with delicate white petals and rose pink centers, growing in the garden on a soft focus background.

Calico aster is a daisy-like native perennial suited to USDA Hardiness Zones 3 to 8 that adds cheer to the garden from summer to fall. It needs little care once established, and readily naturalizes, especially in moist woodland settings. Read on to learn all you need to know to cultivate calico aster in your landscape.

11 White Aster Varieties for the Late Summer to Fall Garden

Close up of white petaled aster flowers in bloom.

The aster is a daisy-like perennial that adds height and texture to gardens from late summer to fall. You may be aware that it comes in shades of blue, pink, and purple, but did you know that it’s also available in white? Read on for 11 white asters that are sure to refresh your surroundings, here on Gardener’s Path.

11 of the Best Pink Aster Varieties

A close up of bright pink flowers growing in the garden in bright sunshine.

If you want to add a touch of pink to your landscape, vigorous asters bring swaths of color, texture, and vertical interest to summer and fall gardens. Discover 11 outstanding varieties, from ballerina pink to sizzling magenta, you’re sure to find your new favorites for beds, borders, containers, and carefree meadows.