Pruning siberian iris

Advice for October in the Netherlands

Siberian iris retains graceful grassy foliage after flowering. Remove only faded flower stalks; tidy foliage only after it has truly died. Months are a guide for the Netherlands and Belgium; follow actual growth and flowering.

Siberian iris — October

Check this first

Leave Siberian iris’s green grassy leaves alone. Brown remains can stay until spring tidying; living leaf tips are not sheared to a uniform height.

Pay attention to this

  • Do not confuse slender flower stalks with living leaf fans.
  • Do not shear young green leaf tips to a uniform height.
  • Wear gloves when handling iris sap.

Frequently asked questions

Can Siberian iris foliage be removed in June?
Leave it while green. The clump can remain attractive into autumn; cut only faded flower stalks.
Can I leave the seed pods?
Yes, if you like their appearance or want seed. Removal is a choice for a tidier plant, not required pruning.
Must I expose the rhizome as with bearded iris?
No, do not copy that treatment. Siberian iris forms a denser leafy clump and tolerates a moister position.

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