Panicum virgatum 'Prairie Sky'

Panicum virgatum ‘Prairie Sky’

Switchgrass

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

Plant does not flower in January

Plant does not flower in February

Plant does not flower in March

Plant does not flower in April

Plant does not flower in May

Plant does not flower in June

Plant does not flower in July

Plant does not flower in August

Plant does flower in September

Plant does flower in October

Plant does not flower in November

Plant does not flower in December

  • Botanical name: Panicum virgatum 'Prairie Sky'
  • Common name: Switchgrass
  • Family: Poaceae
  • Plant Type: Perennial, Deciduous
Flower colour:

Green

Pink

Foliage colour:

Blue​/​Green

Panicum virgatum, commonly known as switchgrass, is a perennial, deciduous grass native to the prairies of North America. In gardens, it’s particularly valued for the upright foliage, masses of hazy flowers in early autumn followed by gorgeous autumn colour.

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Panicum virgatum ‘Prairie Sky’ has glaucous, blue-green foliage topped with blue-green flowers in early autumn. It looks fabulous planted in bold clumps that can sway in the breeze. Later in autumn, the foliage turns a lovely golden-yellow colour.

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For best results, grow Panicum virgatum ‘Prairie Sky’ in full sun in well-drained soil. Leave the seedheads and foliage alone until February to provide winter interest, then cut right back to make way for new growth.

How to grow Panicum 'Prairie Sky'

  • Plant size

    1.5m height

    100cm spread

  • Aspect

    South facing, west facing

  • Position in border

    Back

  • Sun exposure: Full sun
  • Hardiness: Hardy
  • Soil type: Acidic / chalky / alkaline / clay / heavy / moist / well drained / light / sandy

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
Plant
Plant

Do not Plant in January

Do not Plant in February

Do 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 Plant in September

Do Plant in October

Do Plant in November

Do not Plant in December

Flowers
Flowers

Plant does not flower in January

Plant does not flower in February

Plant does not flower in March

Plant does not flower in April

Plant does not flower in May

Plant does not flower in June

Plant does not flower in July

Plant does not flower in August

Plant does flower in September

Plant does flower in October

Plant does not flower in November

Plant does not flower in December

Divide
Divide

Do not Divide in January

Do not Divide in February

Do not Divide in March

Do Divide in April

Do Divide in May

Do not 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

Prune
Prune

Do not Prune in January

Do Prune in February

Do 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 not Prune in November

Do not Prune in December

Panicum 'Prairie Sky' and wildlife

Panicum 'Prairie Sky' has no particular known value to wildlife in the UK.

Is Panicum 'Prairie Sky' poisonous?

Panicum 'Prairie Sky' 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 Panicum 'Prairie Sky'

95958
Plants

Verbena bonariensis

Argentinian vervain