Heuchera
An ornamental plant, planted March to May or September to November, or sown March to May.
In September: clear away the dead heuchera stems and leaves. It can be planted now.
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Heuchera, 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 | none |
| Plant a pot-grown heuchera. | usual | usual | usual | none | none | none | usual | usual | usual | none | none | none |
| Mulch the heuchera. | none | none | none | none | none | none | usual | usual | usual | none | none | none |
| Lift and divide the heuchera. | none | none | none | none | none | none | none | none | usual | none | none | none |
| Clear away the dead heuchera stems and leaves. | usual | usual | usual | none | none | none | none | none | none | none | none | 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, on the surface. Moderate source: RHS.
Plant a pot-grown heuchera March to May, and September to November, 20 to 30cm apart. Moderate sources: RHS and Farmer Gracy.
Mulch the heuchera
Lay a thick layer of garden compost around the plants, leaving a gap around the crown.
Usually March to May. Moderate source: RHS.
Lift and divide the heuchera
Every 3 to 4 years, not every year.
Usually May. Moderate source: RHS.
Clear away the dead heuchera stems and leaves
Cut out dead, damaged or tatty leaves at the base of their stems. From RHS.
Usually September to November. Moderate source: Gardeners’ World.
What the source words mean
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 “Heuchera” comes from.