Photo: Eric Hunt, CC BY-SA 4.0 · source
Pruning guide · Perennial
American alumroot (Heuchera americana): when and how to prune
Heuchera americana
American alumroot (Heuchera americana) is best pruned in March.
| Pruning months | March |
|---|---|
| Flowering | May–July |
| Good for bees, butterflies and birds | Yes, for bees |
| Native to Belgium | No, planted |
American alumroot (Heuchera americana): when to prune it?
In March, cut away tatty or damaged leaves; cut the flower stems once they have finished flowering.
What else to prune in those months? March
American alumroot (Heuchera americana): how to prune it?
- In March, cut tatty or crumpled leaves just above the crown, before the new leaves come up.
- If you like, cut spent flower stems off at the base in July.
- Remove dead or dried-out leaves regularly to keep the clump healthy.
How much to cut, and how often?
- One pruning period a year: March.
What does it mean for wildlife?
- American alumroot (Heuchera americana) flowers in May–July, when it attracts bees.
- If you only cut back in March, the old stems stand through the winter: insects overwinter in them and birds eat the seeds.
Nearby: related pruning guides
- Coral bells (Heuchera sanguinea)
- Crevice alumroot (Heuchera micrantha)
- Hairy alumroot (Heuchera villosa)
Plant profile: American alumroot (Heuchera americana) · Pruning calendar and basic rules
This guide is compiled from the Bladwijzer plant profile and pruning calendar.