Coreopsis verticillata ‘Moonbeam’ (Threadleaf Coreopsis)
Threadleaf Coreopsis 'Moonbeam', Whorled Coreopsis 'Moonbeam', Coreopsis 'Moonbeam', Tickseed 'Moonbeam'Coreopsis verticillata ‘Moonbeam’, or Moonbeam Tickseed, lights up gardens with soft, lemon-yellow blooms and fine, feathery foliage. This perennial thrives in sunny spaces, producing daisy-like flowers that persist from early summer to early fall. The bright flowers appear on delicate, slender stems, creating a graceful and airy presence. Its mounded growth habit and long-lasting display make it ideal for borders, pollinator gardens, or mass plantings. Additionally, its ability to attract bees and butterflies enhances its appeal in ecological landscapes.
Growing to a height of 18–24 inches and spreading equally wide, Coreopsis ‘Moonbeam’ flourishes in USDA zones 3–9. It performs well in full sun and is resilient even in less-than-ideal soils, such as sandy or rocky conditions. Once established, it displays impressive drought tolerance and naturally resists deer. These qualities make it a low-maintenance yet high-impact option for many garden styles, from cottage to contemporary. Its vibrant blooms and easy care bring a cheerful touch to any outdoor space, requiring minimal effort to maintain.
Care Instructions for Coreopsis verticillata ‘Moonbeam’
- Light Requirements: Plant in full sun to ensure optimal flowering; partial shade is tolerated but can reduce blooms.
- Soil Preferences: Thrives in well-draining soil, from sandy to loamy types, and tolerates nutrient-poor conditions.
- Watering: Water deeply during the first growing season to establish roots. Once established, water only during extended dry spells.
- Deadheading and Pruning: Regularly remove spent blooms to prolong flowering. Shear plants back by one-third in midsummer for a fall rebloom.
- Fertilizing: Use a light application of balanced fertilizer in spring, as overly rich soil can inhibit flowering.
- Winter Care: Cut back dead stems in late fall or early spring, and lightly mulch to protect roots in colder climates.
- Propagation: Divide clumps every 2–3 years in early spring to maintain vigor and control spreading.
With its profusion of soft yellow flowers, Coreopsis ‘Moonbeam’ is a perennial that delivers both beauty and reliability. Perfect for sunny gardens, this hardy plant brightens borders, supports pollinators, and requires little upkeep, making it a must-have for gardeners of all levels.
