Explore our collection of Dahlia bulbs - Summer flowering bulbs

Find the perfect varieties to transform your garden into a haven of breathtaking beauty. With proper care and planting, these stunning blooms will grace your outdoor space with their mesmerizing colors and captivating shapes. Our carefully curated selection of dahlia bulbs offers a diverse range of colors, shapes, and sizes, perfect for any garden or landscaping project.

El Paso

$9.99

Belle of Barmera

$10.35

Witteman's Best

$9.99

Dahlias

Premium Dahlia bulbs for sale: plant Dahlias and enjoy stunning blooms

Discover our wide selection of dahlia bulbs for sale at Dutch Flower Bulbs, perfect for both garden enthusiasts and professional growers. Whether you are looking for classic varieties or vibrant mixed colors, our collection of dahlia bulbs ensures your garden will be full of eye-catching flowers. These dahlia flower bulbs are easy to plant and care for, making them an ideal choice for adding a splash of color throughout the season. With high-quality bulbs sourced from trusted growers, you can enjoy spectacular blooms year after year.

Dahlia tubers for thriving gardens

First, we need to clarify something. Dahlia bulbs are often called Dahlia tubers because they grow from corms. This can be confusing, but customers use both names. So we also use both names. Our dahlia tubers are carefully selected to provide strong, healthy plants that flourish in your garden. We offer dahlia tubers online, so you can conveniently order the best varieties from the comfort of your home. These dahlia tubers are perfect for gardeners who want long-lasting, vibrant flowers with minimal effort. Planting our tubers guarantees strong roots and abundant blooms, whether you are a seasoned gardener or just starting out. With proper care, your dahlias will reward you with breathtaking flowers throughout the growing season.

Where and how to buy Dahlia tubers?

Looking to buy dahlia tubers for your garden? At Dutch Flower Bulbs, we make it simple to purchase dahlia tubers online. Our webshop offers a wide variety of options, from popular colors to unique specialty varieties. You can also buy dahlia bulbs individually or in sets, all carefully packaged to ensure they arrive in perfect condition. Ordering dahlia bulbs online has never been easier, so you can enjoy hassle-free delivery and a garden full of spectacular flowers.

What your Dahlias need to flourish

Dahlias are garden favorites for their incredible range of colors and flower forms. But how to plant dahlia bulbs? Start with planting the tubers in spring, after the last frost, about 6 inches deep with the growing points facing upward.

To grow strong and vibrant plants, dahlias need full sun, rich soil, and consistent watering. For practical tips on staking tall varieties and extending the blooming season, visit our detailed guide on how to grow dahlias.

Caring for dahlias is straightforward but essential: deadhead regularly, feed every few weeks, and protect from slugs and strong winds. When the season ends, tubers can be dug up, dried, and stored for the following year. Our complete article on how to care for dahlias and how to store dahlia bulbs explains the process in detail.

Dahlia bulbs online: convenient and high quality

Shopping for dahlia bulbs online is a convenient way to secure top-quality bulbs without leaving home. Our online store provides detailed descriptions and care instructions for each variety, helping you choose the perfect dahlia bulbs for your garden. Whether you’re planting in beds, borders, or containers, our dahlia flower bulbs are ideal for creating vibrant displays. Fast shipping and secure packaging mean your tubers arrive healthy and ready for planting.

Dahlia bulbs in bulk

For professional gardeners or enthusiasts looking to plant larger quantities, our dahlia bulbs bulk options provide excellent value. Buying in bulk allows you to create extensive floral displays or stock up for resale, while maintaining the same high quality you expect from our single bulbs. Our bulk selection includes a variety of colors and sizes, ensuring your garden or nursery is filled with beautiful, long-lasting blooms.

FAQs

The optimal time for planting Dahlia tubers is in the spring season, specifically after the last frost has occurred and the soil has had a chance to warm up. This window typically ranges between April and May, although it can vary based on the specific climate and region you reside in. Dahlias are absolutely not hardy in areas with cold winters.

By planting Dahlias during this period, you provide them with the ideal conditions for robust growth, ensuring a vibrant and long-lasting display throughout the summer and early autumn months.

In areas with a milder climate, such as in USDA hardiness zone 8 and up, you can plant Dahlia tubers earlier in the season.

When planting Dahlia bulbs, or tubers, it is crucial to place them at the proper depth to promote healthy growth and flower production. Generally, tubers should be positioned approximately 2 to 3 inches deep within the soil, with the eye of the tuber facing upwards. It is important to not plant them too deep.

In addition to planting depth, it is essential to provide adequate space between each tuber to ensure they have sufficient room to grow. A spacing of about 18 to 24 inches apart is recommended for most Dahlia varieties. Following these guidelines for planting depth and spacing will encourage strong root development, improved overall plant health, and a more abundant floral display in your garden.

Dahlias are sun-loving plants that flourish when provided with ample sunlight. For optimal growth and flower production, Dahlias require a minimum of 6 to 8 hours of direct sunlight each day. By selecting a planting location in your garden that receives an abundance of sunlight, you create the ideal environment for your Dahlias to thrive.

When choosing a site, consider observing the sun patterns in your garden throughout the day to ensure your Dahlias will receive the necessary sunlight. Additionally, avoid planting Dahlias near structures or taller plants that may cast shadows on them, as this can inhibit their growth and overall performance.

Proper watering is essential for the health and growth of Dahlias. To maintain optimal soil moisture levels, aim to provide your Dahlias with about 1 to 1.5 inches of water per week, either through natural rainfall or supplemental watering methods. It is crucial to keep the soil moist but avoid overwatering, as soggy soil can lead to root rot and other issues.

When watering, focus on providing a slow, deep soak to encourage water penetration to the root zone. Implementing a drip irrigation system or using a soaker hose can be an effective way to deliver consistent moisture without causing excessive wetness. Regularly monitoring the soil moisture levels around your Dahlias will help ensure they receive the proper amount of water for healthy growth and beautiful blooms.

Caring for Dahlias after they have bloomed is essential for ensuring their survival and promoting healthy growth in the following season. After the first frost, trim the foliage to about 2 to 4 inches above the ground. Carefully dig up the tubers using a fork or spade, taking caution not to damage them. Gently remove excess soil and let the tubers dry for a few days in a cool, dry location.

Once dry, store the tubers in a well-ventilated container filled with slightly moist peat moss or vermiculite. Place the container in a cool, dry place with a temperature between 40-50°F (4-10°C) throughout the winter. Regularly check the tubers for signs of rot or mold and discard any affected tubers. Replant the tubers in the spring, following the recommended planting guidelines.