Achillea – Firefly Amethyst

Garden Height
18 - 22
32 - 36
32 - 36
Container Role
Flower Size
Flower Colors
Light Code
Light Level
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  • Drought Tolerant
  • Salt Tolerant

Attracts: Butterflies

Resists: Rabbits

Maintenance Notes:

Easy to grow in full sun and well-drained soil. Avoid planting in rich soil. Once flowers have faded, cut plant back by half.

Maintenance Category: Easy

Water Category: Average

Bloom Time: Late Summer

Hardiness Zones: 8b

Flower Form: Mass Planting

Soil Fertility: Poor Soil

Soil PH Category: Neutral Soil

pH: B - pH 5.8 - 6.2

EC (2:1 Extraction Method): 0.6

Fertilization: 100 - 150

Light Requirements: High

Water Requirements: Dry to Moderate

Rooting Out Temperature: 65 - 72° Fahrenheit

Growing On Temperature: 55 - 65° Fahrenheit

Holding Temperature: 40 - 50° Fahrenheit

Planting and Timing Information:

Early Spring through Fall Finish. Standard PPP.

Finishing Times [weeks]:

4-5" and Quart Pot: 6-8
6" and Gallon Pot: 8-10
7-9" Pot: 8-10
10-12" and Two Gallon Pot: 10-12

Pinching and Growth Regulators:

Pinch 1-2 times: soft pinch at liner planting & again 4 weeks later to maintain even growth.

Pest and Disease Management:

General pest and disease practices as listed in notes.

Grower Tips:

Do not over fertilize.

  • Proven Winners
  • Proven Winners