Dahlias are renowned for their striking beauty and diverse forms, colors, and sizes. Originating from Mexico, these flowers have captivated gardeners and flower enthusiasts worldwide. To keep their beauty lasting beyond the growing season, many seek effective methods for preserving dahlias. This article delves into various techniques and tips to ensure your dahlias remain a visual delight for extended periods.
Understanding Dahlia Varieties and Their Characteristics
Before diving into preservation methods, it’s crucial to understand the different varieties of dahlias and their specific characteristics. Dahlias come in a myriad of forms, from single-petaled types to intricate cactus and pompon varieties. Their bloom sizes range from tiny 2-inch “poms” to gigantic “dinnerplate” dahlias over 10 inches in diameter. Colors span the spectrum, including vibrant reds, pinks, purples, and softer pastels, along with unique bi-colored and patterned petals.
Understanding these characteristics helps in selecting the right preservation technique, as some methods might suit certain dahlia types better than others. For instance, larger, fuller blooms may require different handling compared to smaller, more delicate flowers.
Preparation for Preservation
1. Harvesting Dahlias
Properly harvesting dahlias is the first step towards successful preservation. Harvesting should be done early in the morning or late in the evening when temperatures are cooler. Choose blooms that are fully open but not past their prime. The stem should be cut at an angle using sharp, clean scissors or a knife to ensure a smooth cut that promotes better water uptake.
2. Cleaning and Conditioning
Once harvested, remove any leaves that will be submerged in water to prevent bacterial growth. Place the stems in a bucket of lukewarm water immediately. Allow them to hydrate for a few hours in a cool, dark place. This process, known as conditioning, helps the flowers to absorb water and nutrients, preparing them for the preservation process.
Methods of Preserving Dahlias
1. Air Drying
Air drying is one of the most traditional methods of flower preservation. This technique works best for smaller dahlia varieties with less dense petals.
Selecting the Right Blooms: Choose flowers that are not fully mature as they tend to hold their form better during the drying process.
Preparation: Strip the leaves from the stems and bundle the flowers together using a rubber band. Ensure the stems are of equal length for uniform drying.
Drying Process: Hang the bundle upside down in a dry, dark, and well-ventilated area. This position helps maintain the flowers’ shape and color. The drying process can take two to three weeks, depending on the humidity and temperature.
Storage: Once dried, store the dahlias in a cool, dry place. To protect them from dust, you can place them in a paper bag or a box.
2. Silica Gel Drying
Silica gel drying is a more advanced method that preserves the color and shape of the flowers more effectively than air drying.
Materials Needed: You’ll need silica gel (available at craft stores), an airtight container, and your freshly cut dahlias.
Preparation: Fill the container with a layer of silica gel. Place the flowers face-up on the gel, then gently cover the flowers with more silica gel, ensuring the petals maintain their natural shape.
Drying Process: Seal the container and store it in a cool, dry place. Check the flowers after two to five days. The drying time will vary depending on the size and moisture content of the dahlias.
Removing the Flowers: Once dried, carefully remove the flowers from the silica gel. Use a soft brush to gently remove any remaining gel from the petals.
Storage: Store the dried dahlias in an airtight container away from light and moisture to preserve their color and shape.
3. Pressing
Pressing is another popular method, particularly for those who wish to use the preserved flowers in artwork or decorative crafts.
Selecting the Blooms: Choose flowers with less dense petals for pressing, as thicker petals might not flatten well.
Preparation: Place the flowers between layers of absorbent paper, such as parchment or blotting paper.
Pressing Process: Place the layered flowers in a flower press or between heavy books. Ensure even pressure is applied across the surface. Leave the flowers to press for one to two weeks.
Checking the Flowers: After the pressing period, check if the flowers are completely dry and flat. If not, leave them for a few more days.
Storage and Use: Pressed dahlias can be used in various decorative applications, such as framing, card making, or embedding in resin. Store them in a dry, dark place to prevent fading and degradation.
4. Glycerin Preservation
Glycerin preservation is a method that maintains the flexibility and texture of the flowers, making them feel almost lifelike.
Materials Needed: You’ll need glycerin (available at pharmacies or craft stores) and water.
Preparation: Mix two parts water with one part glycerin in a container.
Preservation Process: Submerge the stems of the dahlias in the glycerin solution. The flowers will gradually absorb the mixture, which replaces the water in the plant tissue with glycerin.
Monitoring: This process can take two to three weeks. Check the flowers periodically to ensure they are absorbing the solution and not developing mold.
Final Steps: Once the flowers feel supple and flexible, remove them from the solution. Pat them dry with a paper towel and store them in a cool, dry place.
SEE ALSO: What Does A Dahlia Flower Look Like?
Tips for Long-Term Preservation
1. Avoiding Direct Sunlight
Direct sunlight can cause the colors of preserved dahlias to fade. Store and display the flowers in areas where they are not exposed to intense light.
2. Controlling Humidity
High humidity can lead to mold growth and deterioration of preserved flowers. Ensure the storage area is dry and well-ventilated. Using desiccants, such as silica gel packets, in storage containers can help control moisture levels.
3. Handling with Care
Preserved flowers, regardless of the method used, are delicate. Handle them with care to prevent damage. When cleaning, use a soft brush to gently remove dust.
4. Refreshing Colors
If the colors of your preserved dahlias start to fade, you can lightly spray them with floral spray paint to restore their vibrancy. This should be done carefully to avoid over-saturating the petals.
5. Using Preservation Spray
Preservation sprays are available that can help maintain the appearance of dried flowers. These sprays provide a protective coating that can enhance the durability and color retention of the preserved blooms.
Creative Uses for Preserved Dahlias
Preserved dahlias offer a wealth of creative possibilities. Here are some ideas to inspire you:
1. Floral Arrangements
Create stunning dried flower arrangements by combining preserved dahlias with other dried flowers and foliage. These arrangements can be displayed in vases or used as centerpieces.
2. Art and Craft Projects
Incorporate pressed dahlias into art projects such as greeting cards, bookmarks, or framed botanical art. Their delicate beauty adds a unique touch to handmade items.
3. Home Décor
Use preserved dahlias in wreaths, garlands, or as standalone decorations in shadow boxes. Their timeless beauty enhances any interior space.
4. Jewelry Making
Pressed or dried dahlias can be embedded in resin to create unique jewelry pieces like pendants, earrings, and brooches. These floral accessories make for beautiful and personalized gifts.
5. Wedding Keepsakes
Preserve wedding bouquet flowers, including dahlias, to create lasting keepsakes. These can be framed, used in shadow boxes, or incorporated into decorative elements for anniversaries.
Conclusion
Preserving dahlias allows you to enjoy their vibrant beauty long after their growing season has ended. Whether you choose air drying, silica gel drying, pressing, or glycerin preservation, each method offers unique benefits and possibilities. By understanding the characteristics of your dahlias and following proper preparation and preservation techniques, you can keep these stunning flowers as cherished keepsakes and decorative elements for months or even years to come.
Incorporating preserved dahlias into your home décor, crafts, and special projects not only showcases their beauty but also serves as a reminder of the fleeting yet enduring nature of these exquisite blooms. Through careful preservation, the allure of dahlias can be captured and enjoyed in myriad creative ways, extending their charm and elegance into every season.