Cutleaf Coneflower Rudbeckia laciniata 'Starcadia Razzle Dazzle'
ABOUT
The 'Starcadia Razzle Dazzle' is a vibrant and showy variety of the common coneflower. It is characterized by its distinct flowers that have a central cone or disc, which is typically brownish-green to dark in color. Surrounding the cone are long, drooping petals with a lively and rich yellow hue that may fade into a lighter yellow or almost creamy color toward their tips, creating a lovely gradient effect. This two-toned petal coloration adds to the 'razzle dazzle' of its appearance, making it a striking addition to any garden. The central cone, while prominent, is not overly large and is proportionate to the surrounding petals, creating an attractive dome shape that bees and butterflies find irresistible. The leaves of this plant are deep green, sometimes with a slight gloss that can catch the sunlight. They are often lobed, adding a touch of texture to the foliage which contrasts nicely with the brightness of the blooms. The texture of the leaves can range from smooth to slightly hairy. As a cultivar of the coneflower, 'Starcadia Razzle Dazzle' embodies the resilience and easy-going nature of its kind, producing sturdy stems that hold up the showy flowers with confidence. Its overall form presents an uplifting and open appearance, making it a cheerful presence in the landscape. The plant's bloom period typically extends from mid-summer until fall, offering a long-lasting display of color and interest in the garden.
About this plant
NamesFamily
Asteraceae
Synonyms
Cutleaf Coneflower, Green-headed Coneflower, Wild Goldenglow
Common names
Rudbeckia laciniata.
ToxicityTo humans
Cutleaf coneflower is generally considered non-toxic to humans. There are no widely recognized symptoms of poisoning from ingesting this plant. However, as with any plant material, individuals with specific allergies may experience adverse reactions upon handling or ingesting parts of the plant.
To pets
Cutleaf coneflower is not known to be toxic to pets. Ingesting this plant should not cause any significant symptoms of poisoning in animals such as dogs and cats. However, as with all plants, consumption in large quantities may potentially lead to gastrointestinal upset, so it's always best to monitor pets and prevent them from eating large amounts of plant material.
CharacteristicsLife cycle
Perennials
Foliage type
Deciduous
Color of leaves
Green
Flower color
Yellow
Height
3-4 feet (0.9-1.2 meters)
Spread
2-3 feet (0.6-0.9 meters)
Plant type
Herb
Hardiness zones
3-9
Native area
North America
Benefits
General Benefits- Attracts Pollinators: Rudbeckia laciniata 'Starcadia Razzle Dazzle' attracts bees, butterflies, and other beneficial insects, enhancing pollination in gardens.
- Long Bloom Period: It produces flowers from midsummer to early fall, offering extended visual interest.
- Drought Tolerance: Once established, it can withstand periods of low water, making it suitable for drought-prone areas.
- Easy to Grow: This plant is adaptable to a wide range of soils and is relatively low-maintenance, making it ideal for novice gardeners.
- Landscape Focal Point: With its bright yellow flowers, it serves as an eye-catching focal point in landscape designs.
- Wildlife Friendly: The plant provides food for wildlife, including seeds for birds in the fall and winter.
- Native Plant Benefits: Being a native species, it naturally supports local ecosystems and is more resistant to local pests and diseases.
Medical Properties- This plant is not used for medical purposes.
Air-purifying QualitiesThis plant is not specifically known for air purifying qualities.
Other Uses- Cut Flower Arrangements: Rudbeckia laciniata 'Starcadia Razzle Dazzle', commonly called cutleaf coneflower, with its bright yellow flowers, can be used in cut flower arrangements to provide a splash of color and visual interest.
- Dye Production: The vibrant petals of the cutleaf coneflower can be used for natural dyeing processes, imparting hues of yellow and green to textiles.
- Aquatic Garden Accent: Due to its height and structure, the cutleaf coneflower could be placed near backyard ponds or water features as a vertical accent among aquatic plants.
- Photography Prop: The striking flowers of the cutleaf coneflower make it an ideal subject for botanical photography and artistic compositions.
- Educational Tool: Due to its distinctive divided leaves and coneflower structure, it can be used as an educational tool for botanical studies regarding plant morphology.
- Theme Gardens: The cutleaf coneflower can be incorporated into theme gardens, such as a 'butterfly' or 'prairie' theme, due to its attractiveness to pollinators and prairie-like appearance.
- Craft Projects: Dried flower heads of the cutleaf coneflower can be utilized in craft projects, including wreaths or floral displays.
- Nature-Inspired Art: The form and color of the cutleaf coneflower can inspire designs and patterns in nature-inspired art and fabric prints.
- Event Decorations: As a native perennial with showy flowers, it can serve as an eco-friendly decoration for outdoor events, particularly those aiming for a natural or rustic theme.
- Bird Feeding Station: After blooming, the seed heads of the cutleaf coneflower attract birds, notably finches, and can act as a natural bird feeder in the garden.
Interesting Facts
Feng ShuiThe plant Cutleaf Coneflower is not used in Feng Shui practice.
Zodiac Sign CompitabilityThe plant Cutleaf Coneflower is not used in astrology practice.
Plant Symbolism- Optimism - The bright yellow color of the Cutleaf coneflower, which is commonly associated with positivity and cheerfulness, symbolizes optimism for those who admire it.
- Longevity - Cutleaf coneflowers are known for their long blooming season, representing endurance and the ability to thrive over time.
- Justice - The plant’s association with the sun due to its sunflower-like appearance is often tied to truth and justice, reflecting qualities of fairness and equity.
- Happiness - Carrying a joyful and vibrant energy through its lively blossoms, the Cutleaf coneflower epitomizes happiness and is thus commonly gifted to spread joy.
- Good Health - With its herbal and medicinal properties, the Cutleaf coneflower represents wellness and the wish for good health to the recipient.
WaterFor the Cutleaf Coneflower, water deeply once a week, allowing the soil to dry out slightly between waterings. Use a soaking method to ensure water reaches the roots, providing about 1-2 gallons per plant depending on the size and environmental conditions, more in extreme heat. During peak summer months or drought conditions, you might need to water twice a week, while in cooler temperatures or rainy weather, reduce the frequency. Adjust based on rainfall and check the soil moisture to prevent over-watering which can lead to root rot.
LightCutleaf Coneflower thrives in full sunlight, so choose a spot that receives at least 6 to 8 hours of direct sunlight daily. They can tolerate partial shade, especially in the afternoon in hot climates, but too much shade can result in weaker stems and fewer flowers. The ideal location would offer morning sunlight and some protection from the intense late afternoon sun in hotter regions.
TemperatureThe Cutleaf Coneflower can survive in a wide range of temperatures, but prefers a moderate climate with temperatures between 60°F and 70°F. It can tolerate minimum temperatures down to about 20°F and maximum temperatures up to around 85°F. Avoid planting in areas where the temperature frequently drops below 20°F or exceed 85°F for extended periods for optimum growth and bloom performance.
PruningPruning the Cutleaf Coneflower promotes fuller growth and more blooms. Deadhead spent flowers regularly to encourage continuous blooming throughout the season. Cut back the plants to about a third of their height in late winter or early spring to clear old growth and support new shoots. The best time for major pruning is early spring before new growth starts.
CleaningAs needed
SoilCutleaf Coneflower requires well-draining soil rich in organic matter with a pH between 5.8 and 6.8. A mix consisting of garden soil, compost, and a bit of sand or perlite is suitable. Mulching helps retain moisture and improve soil quality.
RepottingCutleaf Coneflower is typically not repotted as it is a perennial that's grown outdoors. Instead, divide clumps every 3-4 years in spring or fall to rejuvenate and propagate the plant.
Humidity & MistingCutleaf Coneflower thrives in average outdoor humidity levels. It does not require any special humidity conditions when grown in its natural outdoor environment.
Suitable locationsIndoor
Bright light, weekly watering, and good airflow are essential.
Outdoor
Full sun to partial shade, moist, rich soil.
Hardiness zone
3-9 USDA
Life cycleThe Rudbeckia laciniata 'Starcadia Razzle Dazzle', commonly known as Cutleaf coneflower, begins its life cycle as a seed which germinates in early spring. Upon sprouting, it develops into a rosette of lobed leaves at the ground level. As it matures, the plant sends up tall, sturdy stems and further develops its distinctive green foliage. During the summer months, typically from July to September, it blooms with large, yellow flowers that feature a prominent, raised central cone. After pollination, the flowers produce seeds which can be dispersed by wind, allowing the plant to reproduce and spread within its environment. With the onset of autumn, the plant dies back to the ground, entering a period of dormancy through the winter, with the root system surviving to regenerate the next cycle in spring.
PropogationPropogation time
Late spring to early summer
The most popular method of propagating the cutleaf coneflower, Rudbeckia laciniata 'Starcadia Razzle Dazzle', is through division of the plant's clumps. This is best done in the spring, just as the new growth begins to emerge. To propagate by division, carefully dig up an established plant, ensuring a good amount of roots are attached to each section. Use a sharp spade or knife to divide the clump into smaller sections, each with at least one growing point. Replant the divisions immediately at the same depth they were originally growing, spacing them about 18 inches (approximately 45 centimeters) apart to allow enough room for growth. Water thoroughly after planting to help establish the new divisions. This method is favored because it maintains the specific characteristics of the cultivar and leads to quick establishment in the garden.
