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Expert Care Tips to Keep Your Helianthus Fresher and Perfect for Longer

Flower care expert Chrysal knows just what it takes to keep your sunflowers looking fresher, brighter, and golden long after they are cut.

By: THURSD. | 22-07-2025 | 7 min read
Cut Flowers Floral Education Flowers
Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer

Hardly any flowers effectively capture the summer season’s essence quite like the Helianthus. This golden-faced beauty, more commonly known as the sunflower, is one of the most perfect epitomes of joy and hopefulness. Featuring distinctive round heads crowned by brilliant yellow petals radiating outward like the very rays of the sun, the Helianthus personifies all one would cherish about the warmer months. Their very name ‘Helianthus’ speaks to their sunshiny links, derived from the Greek words ‘helios’ meaning sun and ‘anthos’ meaning flower.

Originally native to North America, these cheerful giants have crossed continents, finding their way across the world, where their sunny disposition now graces gardens, flower farms, and floral arrangements across the world. Their naturally uplifting presence makes them one of the most irresistible choices for those seeking to fill their spaces with warmth and positivity. And to keep them perfect for longer, flower care experts, Chrysal, have just the right regimen.

Do you remember the Chrysal article on Thursd.com about the sunflowers from Roland Flor Ecuador? This time, the trip goes to Kenya!

Sian Flowers Has Perfected the Art of Helianthus Cultivation

Nestled in the highlands of Kenya's Rift Valley, Sian Flowers' Sololo Agriculture Limited sits at an altitude of 2,250 meters above sea level. This altitude creates the ideal microclimatic conditions that make Helianthus flourish in ways that would make any flower enthusiast's heart just fall in love with them. The farm's strategic location in the Eldoret region benefits from Kenya's equatorial positioning, getting direct sunshine for most of the year, while the high altitude ensures temperatures remain within the optimal range of 15°C to 28°C.

 

Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer
Helianthus grown at Sian Flowers. Photo by @sianflowerskenya

 

The cool nights that characterize this highland environment allow the sunflowers to develop slowly and steadily, resulting in stronger stems and more developed flower heads that have exceptional longevity. The volcanic soils, rich in nutrients and well-draining by nature, also provide the perfect groundwork for sunflower cultivation. Combined with the moderate rainfall patterns and abundant sunshine, these conditions create a perfect environment that allows Helianthus to develop the characteristics that make them so beloved: straight, sturdy stems, large flower heads, and that unmistakable golden hue that captures the very essence of summer.

However, Reynolds Chirchir, the acting farm manager at Sololo, explains their approach to cultivating the Helianthus, specifying that they usually grow them seasonally—mainly for the Easter and Mother's Day holidays—often when there are orders from their clients. This emphasizes their keenness on quality over quantity, in a bespoke approach that ensures that each flower cultivation receives individual attention throughout its growth cycle, from seedling to harvest. But they plan to make it a contract-cultivation flower. Plus, Sian Flowers' assurance of sustainable practices means their natural cultivation advantage is well-maintained while upholding the exceptional quality that has made Kenyan flowers globally renowned.

 

Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer
Photo by @nativeflowercompany
Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer
Photo by @florisauvage

 

Sunflowers Are the Versatile Stars in Floral Design

The journey from the flower farm to wholesale, retailers, florists, and consumers is a necessary part of the sunflower's lifecycle, where careful handling and expert care determine the flower's eventual impact. These golden-hued flowers are convenient stars in floral design, and equally at home in either rustic country arrangements or elegant urban bouquets. Their resourcefulness in floral design is truly amazing.

As natural showstoppers, they are often used as bold focal flowers that command attention while maintaining an approachable, friendly charm. Their substantial size and dramatic presence make them perfect for creating striking centerpieces, while their warm tone complements an extensive palette of colors, from deep purples and rich burgundies to soft pastels and crisp whites. Still, sunflowers are often paired with greenery or rustic elements—think Eucalyptus, wheat, or even simple garden foliage—to highlight their amenable beauty, with designers sometimes weaving in splashes of blue Delphinium or purple Statice, letting the flower’s golden aura shine without overpowering subtler notes.

 

Flower care experts, Chrysal, know just what it takes to keep your sunflowers looking fresher, brighter, and golden long after they are cut.
Photo by @naturesbloom

 

In mixed bouquets, they usually act as the perfect anchor, providing structure and visual weight that grounds more delicate flowers. Paired with deep purple Lisianthus, they create a stunning contrast, while combinations with white roses or Gypsophila showcase their golden radiance. For autumnal arrangements, just after summer, Helianthus harmonizes beautifully with orange marigolds, burgundy dahlias, and textured foliage, creating compositions that celebrate the season's essence.

Monochromatic Helianthus arrangements also possess a special charm, where varying sizes and stem lengths create dynamic compositions full of movement and energy. Large exhibition varieties can stand alone as statement pieces, while smaller decorative types work wonderfully in clusters, creating texture and depth. The key to successful sunflower arrangements, in this case, lies in embracing their natural, somewhat wild character rather than forcing them into overly structured designs.

 

Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer
Photo by @mcqueensflowerschool

 

Furthermore, in wedding arrangements, they bring an element of rustic elegance that perfectly captures the cheer and optimism of the occasion. They work beautifully in both structured, formal arrangements and loose, garden-style bouquets, adapting to various aesthetic preferences while maintaining their distinctive character.

Wedding floral designers often note that these flowers’ natural symbolism of loyalty, devotion, and lasting happiness brings the element of joy and optimism that only a few other flowers can match, whether they are incorporated into bridal bouquets for outdoor ceremonies or used as centerpieces. This makes them particularly meaningful for couples celebrating their union. Still, for everyday arrangements, Helianthus pairs delightfully with complementary flowers like Alstroemeria, Gerbera daisies, purple Asters, and others, creating compositions that radiate the warmth and positivity they are known for.

 

Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer
Photo by @mcqueensflowerschool
Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer
Photo by @christopheberreterot

 

Chrysal’s Professional Care Tips for Maximizing Your Helianthus Experience

As experts in flower care, Chrysal understands that proper care begins even before the Helianthus reaches its final destination, where it is used in designs, arrangements, or decor. Chrysal’s comprehensive approach to Helianthus care recognizes that each stage of this flower’s journey requires specific attention to ensure maximum longevity and beauty.

 

Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer
Photo by @kennedyfloral

 

For growers, Chrysal recommends incorporating specialized products into the process. Chrysal CVBN, a cut flower conditioner, provides exceptional bacterial protection that is much more effective than traditional chlorine-based alternatives. This advanced formulation ensures that freshly cut Helianthus stems remain pristine and robust during the crucial post-harvest period. Complementing this, Chrysal Professional 2 optimizes water uptake and nutritional balance, helping maintain the flower's characteristic golden intensity and structural integrity.

 

 

Equally important is the florist's role in the Helianthus care chain. Chrysal emphasizes that maintaining good hygiene is crucial when working with these flowers. Clean working spaces and properly sanitized tools prevent the introduction of harmful microbes that could compromise the flower's longevity. Professional florists are encouraged to use conditioners like Chrysal Professional 2 to keep the flowers in optimal condition during storage and display, ensuring customers get flowers that will provide maximum delight.

 

Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer
Photo by @localstemsflowerfarm

 

Chrysal’s care tips continue to the consumers. Their expert recommendations here begin with the key principle that Helianthus is sensitive to contamination, making it essential to use clean vases, preferably made of glass. This prevents bacterial growth that could prematurely end the flower's display life. One should then cut the stem 2-5 centimeters with a clean, sharp knife or secateurs, creating a fresh surface that allows for optimal water uptake.

This cut should, ideally, be made under running water to prevent air bubbles from entering the stem's vascular system, which could hamper water flow and shorten the flower's lifespan. Then, use Chrysal Paper sachet flower food to keep the sunflowers fresh and beautiful the longest. Also, keep the Helianthus away from drafts, heat, and direct sunlight. With that, you can enjoy these sunny flowers for longer!

 

Chrysal’s Professional Care Tips to Keep Your Helianthus Fresher for Days Longer

 

Essentially, the secret to prolonged Helianthus beauty lies in using Chrysal's Chrysal CVBN, Chrysal Professional 2, and their Chrysal Paper sachet flower food, which address both the nutritional needs of the flowers and other requirements crucial for them. Plus, regular maintenance, including removing any foliage that falls below the waterline, prevents bacterial growth, while trimming stems every few days maintains optimal uptake, enhancing your Helianthus experience further.

 

Feature image by @florisauvage. Header image by @meisterhaus1967.

 

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