Lady’s mantle
Alchemilla
An ornamental plant, planted at any time of year, or sown March to May or August.
In September: lift and divide the lady’s mantle. It can be planted now.
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Lady’s mantle, month by month
Bar: the usual months. Sprout: this month.
| Sowing, planting or job | Sep | Oct | Nov | Dec | 2027Jan | Feb | Mar | Apr | May | Jun | Jul | Aug |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sow under cover. | none | none | none | none | none | none | usual | usual | usual | none | none | usual |
| Plant a pot-grown lady’s mantle. | usual | usual | usual | usual | usual | usual | usual | usual | usual | usual | usual | usual |
| Lift and divide the lady’s mantle. | usual | usual | usual | none | none | none | usual | usual | usual | none | none | none |
| Mulch the lady’s mantle. | none | none | none | none | none | none | usual | usual | usual | none | none | none |
| Deadhead the lady’s mantle. | none | none | none | none | none | none | none | none | none | usual | usual | none |
| Cut the lady’s mantle back hard after flowering. | none | none | none | none | none | none | none | none | none | usual | usual | none |
What to do, and when
The usual months for a UK garden. Your own plan gives the week.
Sowing and planting
Sow under cover March to May, and August, 3mm deep. Strong sources: RHS and Chiltern Seeds.
Plant a pot-grown lady’s mantle at any time of year, 30cm apart. Strong source: RHS.
Lift and divide the lady’s mantle
Usually March to May, and September to November. Strong source: RHS.
Mulch the lady’s mantle
Spread a thick layer of home-made garden compost around the plants to hold moisture in the soil.
Usually March to May. Strong source: RHS.
Deadhead the lady’s mantle
Usually June to July. Strong source: RHS.
Cut the lady’s mantle back hard after flowering
Gardeners call this the Hampton hack.
Almost to the ground, straight after its first flowers. Fresh leaves follow, and often a second flush of flowers.
Usually June to July. Moderate source: RHS.
What the source words mean
Strong: the RHS page for this plant is among them.Moderate: another trusted UK source, or the RHS on its group.
Every line above names the page it comes from. Where we found no good source for a job, we left it out. Where the name “Lady’s mantle” comes from.