Achillea; is a hardy herbaceous flowering perennial from North America that can grow to around 900mm (36") high and up to a 600mm (24") spread.
They are available in many colours and the clusters of flowers appear from July to September.
They are are drought tolerant, which makes them suitable for planting out in ‘dry’ areas.
Do not over water or over feed, as this can have an affect on the quality of the stems if required for dried flower arrangements. |
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Deadhead plants as the flowers fade to encourage further flowering.
Plants will spread rapidly if conditions are right..
Divide them every 2-3 years.
Cultivation
Week 13; Sow the seeds on the surface of seed compost, and then germinate at 20°C (68°F)
Germination can take up to 4 weeks
Week 14; If ground conditions are suitable, divide the roots into sections, ensuring each section has four or five young shoots, replant immediately into flowering positions.
Week 19; Prick off the seedlings when large enough to handle into cell trays/boxes of potting compost to grow on until planting out time.
Week 40; Plant out in a sunny position in any well-drained garden soil.
Spacings are subject to species, so do not plant them too close together.
Plants placed too close together can be affected by fungal diseases through poor air circulation around them.
Week 45; Cut tall varieties down to ground level
Note; Contact with the foliage can cause skin irritation
