Plant Calculator

Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Achillea 'Firefly Sunshine' you will need.

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*Correct and successful spacing is complex and depends on project conditions.

Achillea 'Firefly Sunshine'

Yarrow

Use: Fireflies, or whatever you call the insects that light up the night when you see them, they're a sure sign of warm summer weather. Similarly, this new Yarrow collection will light up your summer garden. These plants differ from other Yarrow due to their taller nature without compromising beautiful habits and sturdiness. Available in a wide selection of colors to fill the needs of your garden.

  • Bright yellow flowers
  • Tall, upright habit
  • Blooms all summer long

Proven Winners
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Exposure/Soil: Full/part sun; Water occasionally, until established. Doesn’t like much fertilizer.. Once established needs only occasional water.
Growth: Moderate to fast growth to about 28-30” tall and about 2’ wide.
Hardiness: Zone 3-8; Perennial
Foliage: Deciduous, fern-like leaves
Flowers: One of the very best Yarrows for lasting color throughout the summer. Bright yellow flowers contrast with dark gray-green foliage. Upright habit. Great for cut flowers!