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Top 40 Must-See Dahlia Flowers

A dahlia, with vibrant colors and delicate petals, showcases nature's simple yet stunning elegance in every bloom

Dinnerplate Dahlia, Dahlia Labyrinth

Dahlia flowers, a spectacular showcase of horticultural diversity and beauty, offer an array of forms, sizes, and colors that can captivate any gardener. From petite blooms to dinnerplate-sized wonders, dahlias provide a breathtaking display in gardens and bouquets. This curated list of the top 40 must-see dahlias represents the best of these magnificent flowers, each with unique charm.

What is a Dahlia?

The dahlia is a genus of flowering plants native to Mexico, belonging to the Asteraceae family. Known for their tuberous roots, dahlias are prized for their extraordinary blooms, ranging from small pompoms to large, dramatic flowers. They come in nearly every color except true blue and are celebrated for their prolonged flowering period, from midsummer until the first frost.

Why These 40 Dahlias Have Been Selected

The top 40 dahlias have been selected for their standout qualities: exceptional beauty, varied forms, and vibrant colors. These varieties encompass the breadth of what dahlias can offer, from the delicate elegance of the ‘Bishop of Llandaff‘ to the bold statement of ‘Café au Lait‘. Each has been chosen to showcase the dahlia’s versatility and the potential to transform any garden into a tapestry of color and form.

Why You Should Grow Them

Growing these dahlia flowers provides an opportunity to engage with the full spectrum of their beauty. They are perfect for any gardening style, from formal landscapes to casual cottage gardens. Dahlias attract pollinators, such as bees and butterflies, enhancing your garden’s biodiversity, and their blooms are perfect for cutting, bringing the beauty of your garden indoors. Cultivating dahlias can be a deeply rewarding experience, offering both aesthetic pleasures and a sense of connection to the cycles of nature. Whether you are an experienced gardener or a beginner, these dahlias promise to enrich your gardening journey with their unmatched splendor and diversity.

Guide Information

Hardiness 8 - 11
Heat Zones 1 - 11
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Bulbs, Perennials
Plant Family Asteraceae
Genus Dahlia
Exposure Full Sun
Season of Interest Summer (Early, Mid, Late)
Fall
Maintenance Average
Water Needs Average
Soil Type Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Cut Flowers, Showy
Attracts Butterflies
Landscaping Ideas Patio And Containers, Beds And Borders
Garden Styles City and Courtyard, Cutting Garden, Informal and Cottage

Top 40 Must-See Dahlia Varieties for Your Garden

Choosing Dahlias

There are thousands of varieties of Dahlias (!!!), and they are all classified by the shape, size, and color of their flowers.

When choosing dahlias for your garden or landscape, there are a few things to consider:

Size: There are dwarf Dahlia varieties growing as low as 12 inches (30 cm): these are perfect for containers or the front of borders. Most Dahlias grow up to 4 feet (120 cm), and some varieties can easily reach 6 feet in height (180 cm). They will need staking for support.

Color: Dahlias come in a wide range of colors, from bright and bold to soft and subtle. Consider the color scheme of your garden or landscape and choose dahlias that will complement or enhance the overall look and feel.

Shape and texture: Dahlia flowers come in a wide range of shapes and textures, from single petals to multiple rows and smooth to ruffled. Consider the overall style and aesthetic of your garden or landscape when choosing the shape and texture of your dahlia plants.

Pollinators: If you wish to attract pollinators to your garden, select Dahlia varieties with single flowers.

Disease resistance: Some dahlia varieties are more resistant to diseases than others. When choosing dahlias, look for varieties that are known for their disease resistance, which will help to ensure that your plants stay healthy and productive throughout the growing season.

Discover These Helpful Dahlia Guides for Further Reading

Dahlia: Plant Care and Growing Guide
Dahlia – Pests and Diseases to Watch Out For
Dahlias with Dark Foliage
Most Beautiful Dinner Plate Dahlias
Decorative Dahlias
Mignon and Single Dahlias
Pompon and Ball Dahlias
Cactus and Semi Cactus Dahlias
Waterlily Dahlias
Peony-Flowered and Orchid Dahlias
Anemone and Collarette Dahlias
Best Dahlias For Cutting
Best Dahlias For Containers and Low Borders

Garden Examples

A Stunning Plant Combination Idea with Dahlia and Sage
Vibrant Summer Border: Dahlia, Zinnia, Chinese Aster
A Glowing Summer Border Idea with Dahlias, Helenium and Nepeta
A Cheerful Summer Planting Idea with Dahlia, Cosmos, Echinacea and Ammi visnaga
A Desirable Summer Border Idea with Grasses, Dahlias and Amaranth
A Desirable Summer Border Idea with Grasses, Dahlias and Agastache
Compare All Dahlia
Compare Now
Explore Great Plant Combination Ideas
Dahlia
Guides with
Dahlia
While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.

Guide Information

Hardiness 8 - 11
Heat Zones 1 - 11
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Bulbs, Perennials
Plant Family Asteraceae
Genus Dahlia
Exposure Full Sun
Season of Interest Summer (Early, Mid, Late)
Fall
Maintenance Average
Water Needs Average
Soil Type Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Cut Flowers, Showy
Attracts Butterflies
Landscaping Ideas Patio And Containers, Beds And Borders
Garden Styles City and Courtyard, Cutting Garden, Informal and Cottage
Compare All Dahlia
Compare Now
Explore Great Plant Combination Ideas
Dahlia
Guides with
Dahlia

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