Achillea – Firefly Amethyst
Attracts: Bees, Butterflies
Resists: Deer, Rabbits
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
Flower Form Border Plant, Cut Flower, Dried Flower, Mass Planting
Soil Fertility Average Soil, Poor Soil
Soil PH Category Acidic Soil, Neutral Soil
pH B - pH 5.8 - 6.2
EC (2:1 Extraction Method) 0.6 - 0.9
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.
Do not over fertilize.