Designer Threads Golden Needles threadleaf coreopsis brings vivid golden-yellow blooms above airy, threadlike foliage for months of warm-season color. You will get the best flowering in full sun, but it also performs in part shade, especially where afternoons are hot.

Expect a compact, mounded plant around 18-20 inches tall. In well-drained soil it is easy to grow and appreciates leaner conditions; overly rich or consistently wet soil can make stems weaker and encourage flopping. Water to establish, then let the soil dry slightly between deep soakings.

Deadhead or shear after the main flush to keep the plant looking neat and to encourage more blooms. A midsummer haircut can freshen foliage and promote a later wave of flowers. Divide clumps as needed to renew vigor and manage spread.

This is a strong choice for sunny borders, cottage-style beds, and pollinator plantings. The long bloom season and bright color make it a reliable filler and accent plant, and it is also useful in mixed plantings where you want a fine, airy texture.

Specifications

• Cold hardiness zone: 3-9 (-40 degrees F) - Contact your local extension to confirm hardiness if you are in a fringe zone (we cannot guarantee hardiness in fringe zones)
• Light: Full sun   Part sun
• Growth rate: Moderate
• Mature height: 18-20"
• Spread: 20-22"
• Tolerant of: Deer, Drought, Rabbits
• Attracts: Butterflies
• Good for borders & edging: Yes
• Long bloom time: Yes

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Care