Carex grayi

Carex grayi

Mace sedge

  • Botanical name: Carex grayi
  • Common name: Mace sedge
  • Plant Type: Perennial, Deciduous
Flower colour:


Foliage colour:


Carex grayi is an attractive sedge with tufts of arching green leaves. In early summer it bears mid-green flowers, followed by pale green, star-shaped seedheads, which are very popular with flower arrangers. 


It looks good grown towards the front of a border or among other plants, especially compact perennials and grasses. It also looks good grown at the edge of a pond. 


For best results grow Carex grayi in moist soil in full sun to partial shade. Cut back foliage after flowering.

How to grow Carex grayi

  • Plant size

    75cm height

    60cm spread

  • Aspect

    East facing, south facing, west facing

  • Position in border


  • Sun exposure: Full sun, dappled shade
  • Hardiness: Hardy
  • Soil type: Clay / heavy / moist / boggy

Plant calendar

A table displaying which months are best to sow, plant and harvest.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Do not Sow in January

Do not Sow in February

Do not Sow in March

Do not Sow in April

Do not Sow in May

Do not Sow in June

Do not Sow in July

Do not Sow in August

Do Sow in September

Do not Sow in October

Do not Sow in November

Do not Sow in December


Do not Plant in January

Do not Plant in February

Do not Plant in March

Do Plant in April

Do Plant in May

Do not Plant in June

Do not Plant in July

Do not Plant in August

Do not Plant in September

Do not Plant in October

Do not Plant in November

Do not Plant in December


Do not Divide in January

Do not Divide in February

Do not Divide in March

Do not Divide in April

Do Divide in May

Do Divide in June

Do not Divide in July

Do not Divide in August

Do not Divide in September

Do not Divide in October

Do not Divide in November

Do not Divide in December


Do not Prune in January

Do not Prune in February

Do not Prune in March

Do not Prune in April

Do not Prune in May

Do not Prune in June

Do not Prune in July

Do not Prune in August

Do not Prune in September

Do not Prune in October

Do Prune in November

Do not Prune in December

Carex grayi and wildlife

Carex grayi has no particular known value to wildlife in the UK.

Is Carex grayi poisonous?

Carex grayi has no toxic effects reported.

No reported toxicity to:

No reported toxicity to Birds

No reported toxicity to Cats

No reported toxicity to Dogs

No reported toxicity to Horses

No reported toxicity to Livestock

No reported toxicity to People

Plants that go well with Carex grayi


Iris pseudacorus

Yellow flag iris
Lythrum salicaria

Lythrum salicaria

Purple loosestrife