International Daylily Society

Welcome to the International Daylily Society, a global community of daylily enthusiasts who share a passion for the beauty, diversity, and versatility of this amazing plant species.

Welcome to the launch of our new daylily registry

A platform designed to facilitate the tracking, management, and sharing of daylily cultivars. We are thrilled to provide this service to daylily enthusiasts around the world and to contribute to the growth and preservation of this beautiful plant species.

Our goal is to create a comprehensive and user-friendly database that will allow breeders, growers, and collectors to register their daylily cultivars, store and retrieve important information such as parentage, characteristics, and images, and connect with other members of the daylily community.

We believe that this registry will not only benefit individual daylily enthusiasts but also contribute to the overall advancement of daylily breeding and research. We look forward to seeing the amazing cultivars that will be added to our registry and to fostering a vibrant and collaborative daylily community.


“Our mission is to promote the cultivation, preservation, and enjoyment of daylilies worldwide. We strive to encourage education and research on daylilies, foster camaraderie among daylily enthusiasts, and provide resources and support for our members. We seek to enhance the beauty of gardens and landscapes everywhere by promoting the use of daylilies in horticulture and advocating for their conservation in the natural environment.”


The International Daylily Society, (IDS) is a professional service; providing services to those who are working with advancing the Hemerocallis. Soon, we will be offering registration services to all forms of the Hemerocallis (Daylily). We will offer an extremely quick, no-hassle, and friendly registration process.

We are committed to empowering you with registration services, educational materials, and practical resources you need as a hybridizer or hobbyist. As a registry founded by hybridizers, we understand the challenges that are faced.

The International Daylily Society is an organization dedicated to upholding the integrity of its Registry, promoting the advancement of the Hemerocallis while hybridizing for future generations.


  • Advance the study, breeding, exhibiting, and maintenance of the Hemerocallis.
  • We recognize the critical importance of all members and clubs.
  • We are committed to passing on knowledge.
  • We are dedicated to refinement and advancement.
  • We uphold high standards for the administration and operation of the IDS.
  • We are committed to the interest of all hemerocallis owners.

Key Facts About Daylily's

Daylilies are herbaceous perennial plants that belong to the genus Hemerocallis in the family Asphodelaceae. They are native to Asia, but are widely cultivated and popular worldwide for their attractive flowers, easy-to-grow nature, and adaptability to a range of growing conditions.

Here are some key facts about daylilies:

  • Flowers: Daylilies produce large, showy flowers in a range of colors, including yellow, orange, red, pink, and purple. Each flower typically lasts for one day, hence the name “daylily,” but each plant produces multiple flower stalks that bloom over a period of several weeks.

  • Foliage: Daylilies have long, strap-like leaves that grow in clumps from the base of the plant. The foliage is usually evergreen or semi-evergreen, depending on the climate and growing conditions.

  • Height and spread: Depending on the cultivar, daylilies can range in height from 12 inches to 4 feet, and in spread from 12 inches to 3 feet.

  • Growing conditions: Daylilies are adaptable to a range of growing conditions and can thrive in full sun or partial shade. They prefer well-drained soil that is rich in organic matter, and benefit from regular watering and fertilization.

  • Propagation: Daylilies can be propagated by division, seed, or tissue culture. Division is the most common method, and involves separating the clumps of plants into smaller sections and replanting them.

  • Uses: Daylilies are commonly grown in gardens as ornamental plants, and are also used for landscaping, erosion control, and in naturalized areas. They are also used in the floral industry, and some cultivars are edible and used in cooking.

Overall, daylilies are versatile, easy-to-grow plants that are popular for their attractive flowers and adaptability to a range of growing conditions.

Daylily Plant Care, Landscaping, and Gardening Tips!

If you’re a gardening enthusiast looking for ways to beautify your garden with colorful daylilies, you’ve come to the right place. Here, we provide comprehensive information on how to grow, maintain, and design a garden using daylilies.

Daylily care is essential for keeping your plants healthy and thriving. To ensure optimal growth, it’s important to plant daylilies in a well-draining soil with plenty of sunlight. You should also water them regularly and fertilize them once a month during the growing season. In addition, daylilies require regular pruning to remove dead flowers and leaves and to encourage new growth.

Landscaping with daylilies is a popular choice among gardeners who want to add a splash of color to their garden beds. Daylilies come in a wide range of colors and sizes, from yellow, orange, and red to pink, purple, and white. You can plant them in groups or mix them with other flowers and foliage plants for a stunning effect. Some popular daylily landscaping ideas include planting them along walkways, creating borders, and using them as a focal point in a garden bed.

Garden design with daylilies can be challenging, but it’s also rewarding. To create a harmonious garden, it’s important to choose daylily varieties that complement each other in terms of color, shape, and height. You can also use daylilies to create a theme garden, such as a butterfly or hummingbird garden, or to add texture and depth to a landscape.

Daylily varieties are numerous, and each has its own unique characteristics. Some popular daylily varieties include the Stella de Oro, Happy Returns, and Kwanso. The Stella de Oro is a popular dwarf daylily with yellow flowers that bloom all summer long, while the Happy Returns is a mid-season bloomer with yellow-gold flowers. The Kwanso is a double-flowered daylily with orange and yellow flowers that bloom in mid-summer.

Growing daylilies requires some basic knowledge and care. Daylilies are hardy plants that can thrive in most soil types and climates. They prefer full sun to partial shade and require minimal maintenance. You can propagate daylilies through division or seed, but division is the most common method.

Daylily maintenance is crucial for keeping your plants healthy and free from pests and diseases. Common pests and diseases that affect daylilies include aphids, spider mites, rust, and fungal infections. To prevent and control these problems, it’s important to practice good cultural practices, such as proper watering, fertilization, and pruning, and to use organic or chemical treatments when necessary.

Daylily propagation can be done through division or seed. Division is the most common method and involves separating the plant into smaller clumps and replanting them in another location. Seed propagation is more challenging and requires specific conditions, such as stratification and scarification, to germinate successfully.

Daylily season varies depending on the variety and the climate. Most daylilies bloom in mid-summer, but some varieties can bloom earlier or later. To ensure continuous blooms, it’s important to plant a mix of early, mid-season, and late-blooming varieties.

Daylily hybridization is a popular hobby among daylily enthusiasts. Hybridization involves crossing two or more daylily varieties to create a new cultivar with desirable traits, such as larger flowers, unique colors, or longer bloom time. Hybridizing daylilies requires patience, skill, and some basic knowledge of genetics.