Summertime marks the best time of the year to garden. Plants are actively growing, the threat of cold weather is gone, and long days mean that working people can enjoy a few hours of daylight in the garden. Enjoy our selection of summer flowering plants for your perennial garden.
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Aristolochia watsonii
Item #: 4616
Zones: 7b to 10b
Dormancy: Winter
Height: 3" tall
Culture: Sun to Light Shade
Origin: Mexico, United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Arnoglossum atriplicifolium 'Elmore Giant'
Item #: 16182
Zones: 4b to 9a, at least
Dormancy: Winter
Height: 108" tall
Culture: Sun to Part Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $23.00Regular priceUnit price per -
Artemisia frigida 'Silver Eagle'
Item #: 17117
Zones: 3a to 8b, at least
Dormancy: Evergreen
Height: 18" tall
Culture: Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Artemisia mexicana 'Fredericksburg'
Item #: 15923
Zones: 3a to 8b
Dormancy: Winter
Height: 24" tall
Culture: Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Aruncus 'Misty Lace'
Item #: 7423
Zones: 4a to 7b, at least
Dormancy: Winter
Height: 30" tall
Culture: Part Sun to Light Shade
Origin: Hybrid
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $21.00Regular priceUnit price per -
Arundo donax 'Peppermint Stick'
Item #: 6677
Zones: 6a to 9b, at least
Dormancy: Winter
Height: 144" tall
Culture: Sun
Origin: Mediterranean Europe
Pot Size: 2 qt. (1.9 L)
Regular price $28.00Regular priceUnit price per -
Asarum crassum 'Green Glass'
Item #: 10284
Zones: 5b to 9b
Dormancy: Evergreen
Height: 4" tall
Culture: Light Shade to Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $30.00Regular priceUnit price per -
Asclepias angustifolia 'Sonoita'
Item #: 16869
Zones: 7b to 10b, at least
Dormancy: Winter
Height: 24" tall
Culture: Sun to Part Sun
Origin: Mexico, United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $23.00Regular priceUnit price per -
Asclepias incarnata 'Cinderella'
Item #: 388
Zones: 3a to 9b
Dormancy: Winter
Height: 50" tall
Culture: Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Asclepias perennis
Item #: 11648
Zones: 6b to 9b, at least
Dormancy: Winter
Height: 24" tall
Culture: Sun to Part Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $23.00Regular priceUnit price per -
Asclepias tuberosa 'Hello Yellow'
Item #: 6700
Zones: 4a to 9b
Dormancy: Winter
Height: 20" tall
Culture: Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Sold out
Aster mongolicus 'Hortensis'
Item #: 1219
Zones: 6a to 9b
Dormancy: Winter
Height: 20" tall
Culture: Sun to Part Sun
Origin: Asia
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $23.00Regular priceUnit price perNext crop available: 03/28/2025Sold out -
Sold out
Aster savatieri 'Edo Murasaki'
Item #: 9582
Zones: 5a to 8b
Dormancy: Winter
Height: 15" tall
Culture: Part Sun to Light Shade
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $23.00Regular priceUnit price perNext crop available: 04/04/2025Sold out -
Astilbe chinensis 'Amber Moon' PP 26,028
Item #: 5442
Zones: 3a to 8b
Dormancy: Winter
Height: 30" tall
Culture: Part Sun to Light Shade
Origin: China
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Sold out
Astilbe 'Chocolate Shogun' PP 26,430
Item #: 13514
Zones: 3a to 7b
Dormancy: Winter
Height: 36" tall
Culture: Part Sun to Light Shade
Origin: Hybrid, Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price perNext crop available: 04/18/2025Sold out -
Astilbe 'Delft Lace' PP 19,839
Item #: 14594
Zones: 3a to 7b, at least
Dormancy: Winter
Height: 26" tall
Culture: Part Sun to Light Shade
Origin: Hybrid
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Baptisia 'Blonde Bombshell' PP 26,828
Item #: 8740
Zones: 4a to 9b
Dormancy: Winter
Height: 40" tall
Culture: Sun
Origin: United States Hybrid
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $25.00Regular priceUnit price perSold out -
Begonia grandis 'Heron's Pirouette'
Item #: 4820
Zones: 5a to 9b
Dormancy: Winter
Height: 36" tall
Culture: Part Sun to Shade
Origin: China
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Begonia grandis 'Pink Teardrops'
Item #: 11863
Zones: 5a to 9b
Dormancy: Winter
Height: 24" tall
Culture: Part Sun to Shade
Origin: China
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Begonia 'Immortality'
Item #: 16726
Zones: 7b to 9b, at least
Dormancy: Winter
Height: 24" tall
Culture: Part Sun to Shade
Origin: Hybrid
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Belamcanda chinensis 'Gone with the Wind'
Item #: 9942
Zones: 5a to 8b
Dormancy: Winter
Height: 72" tall
Culture: Sun to Part Sun
Origin: China
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Belamcanda chinensis 'Hello Yellow'
Item #: 867
Zones: 5a to 9b
Dormancy: Winter
Height: 20" tall
Culture: Sun to Part Sun
Origin: Japan
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $22.00Regular priceUnit price per -
Bergeranthus vespertinus
Item #: 17624
Zones: 8b to 10b, at least
Dormancy: Evergreen
Height: 4" tall
Culture: Sun
Origin: South Africa
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $21.00Regular priceUnit price per -
Berlandiera pumila 'Chocoholic'
Item #: 8092
Zones: 7a to 9b, at least
Dormancy: Winter
Height: 36" tall
Culture: Sun
Origin: United States
Pot Size: 3.5" pot (24 fl. oz/0.7 L)
Regular price $23.00Regular priceUnit price per
More Information About Summer Flowering Plants
Take your summer vacation in the garden and cultivate summer flowers.
Summer time marks the best time of the year to garden. Plants are actively growing, the threat of cold weather is gone, and long days mean that working people can enjoy a few hours of daylight in the garden after escaping the drudgery of the office. If you are going to spend a lot of time out in your garden at this time of year, it makes sense to have plenty of perennials that bloom all summer to enjoy.
To help you find the best summer flowering plants for your garden, we have created this mini-catalog of flowers that bloom all summer just for you. Some of our favorite plants for the dog days are below:
List of the Best Summer Flowers for the Garden
- Agapanthus - Blue flowers and a tropical look
- Agastache - Colorful flowers all summer long, attracts hummingbirds, and fragrant foliage!
- Buddleia - Flowers that bloom all summer and a butterfly bonanza!
- Canna - Very tropical with large colorful flowers that bloom all summer
- Crinum - Big bold plants that are incredibly easy to grow
- Dahlia - Wonderful cut flowers and colorful foliage too
- Echinacea - Native plant extraordinaire!
- Gaillardia - Bright colors and drought tolerance.
- Gladiolus - Tall spikes of flowers
- Hypericum - Groundcover with bright yellow flowers in summer
- Lantana - Bright red, orange, and yellow colors that attract hummingbirds all summer long
- Phlox - Tall flower spikes in summer
- Solidago - Late summer food for butterflies
- Verbena - Groundcover mat of foliage topped with colorful flowers all summer
One special favorite is Hypericum - aka St. John's wort - the name literally defines summer as it is named after the feast of St. John which traditionally marks the longest day of the year and is close to the time that this summer flower first appears.
So make the best of your daylight savings time and spend it in the garden tending your summer flowering plants.
Check out our perennial collections for all seasons: Spring Flowers, Fall Flowers, Winter Flowers.
Be sure to visit our blog at JLBG.org for blog posts about summer flowers.