Designer Threads™ 'Heartstrings' Threadleaf Coreopsis (Coreopsis verticillata)

Designer Threads™ &
A size chart showing 4 different options for Perennial Plants: 4.5" Eco+ Elite (5-8" plant height, 4.5" pot width, 5" pot height); 0.65 Gallon (6-14" plant height, 6.5" pot width, 6.5" pot height); 1 Gallon (6-24" plant height, 6.5" pot width, 7.13" pot height); 2 Gallon (18-28" plant height, 8.88" pot width, 9.38" pot height).
Designer Threads™ &
Designer Threads™ &

Designer Threads™ 'Heartstrings' Threadleaf Coreopsis (Coreopsis verticillata)

Please Note: Due to state restrictions, we are unable to ship to Idaho until Oct 1.

Please select Size and Ship Week to view correct pricing and availability.
Regular price $32.99 Sale price $24.99 Save $8
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Annuals ship same day on Mondays and Tuesdays by 12pm ET. Perennials, Shrubs, and Hardgoods ship next day Monday-Friday by 2pm ET.
  • Free Shipping $175+
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Meet 'Heartstrings' Coreopsis – a flower that tugs at your heart! These creamy blooms are graced with a striking dark reddish-pink eye that creates a beautiful contrast. The eye zone stretches almost to the tip of each petal, with delicate flecks that give the petals a lovely, textured appearance along the veins. But don’t let the delicate look fool you – 'Heartstrings' blooms persist for weeks, opening gracefully with wide, flat petals that last and last.

Whether you’re a gardening pro or just starting out, Coreopsis is incredibly easy to grow, making it perfect for beginners. With just one plant, you'll have a steady supply of long-lasting cut flowers all summer long – ideal for stunning bouquets that brighten your home and garden. Add a little 'Heartstrings' to your collection and let your garden sing with beauty!

  • 22-24 inches tall and 18-20 inches wide at maturity
  • Hardy in zones 5-9, be sure to check your USDA zone to ensure success
  • Plant in Full Sun (6+ Hours)
  • Space plants 22-24 inches apart for best results
  • Produces cream flowers with a dark red eye during summer
  • Maintains green foliage spring to fall
  • Great for borders, containers, landscapes, dried flowers, cut flowers and mass plantings
  • Attracts bees, butterflies and resists deer
  • Native to North America, long blooming, drought tolerant

Care: Easy to grow, thriving in any well-drained soil and full sun. Once established, it is rather drought tolerant. Fertilize every spring with Proven Winners Continuous Release Plant Food. Divide every few years in spring or fall.

Shipping Info:

  • Enjoy free shipping on orders over $175
  • Size at shipping varies by season, plant, and trimming schedules
    • Quart perennials are 5-8" tall at shipment 
    • 0.65 Gallon perennials 6-12" tall at shipment 
    • 1-Gallon perennials are 6-24" tall at shipment
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