Ornamental Grasses

228 Products

  • New
    £8.55

    Most lovely form of red switch grass grown specially for its freely produced, cloud like masses of initially red flowers. Can offer some gorgeous autumnal foliage colours. Sunny open spot. Soil not too wet. Height 1.2m-1.5m. Deciduous.

  • £13.99

    Sea Mist is a recent Knoll Gardens selection from Panicum amarum, and forms clumps of fairly upright blue grey to sea green leaves that is topped with light coloured spikes of arching flowers in later summer. Foliage can offer subtle tones of autumnal yellow and orange. Best in sunny open positions with a soil that is not too winter wet. Height; 1.2m – 1.5m.

  • £12.99

    A lovely, relatively compact selection with an upright habit, masses of tiny cloud like flowers, and foliage that can produce dark red to wine shades from high summer. Need a sunny spot for best colour. Soil not too wet. Height; 90cm – 1.2m.

  • £8.99

    A lovely, relatively compact selection with an upright habit, masses of tiny cloud like flowers, and foliage that can produce dark red to wine shades from high summer. Need a sunny spot for best colour. Soil not too wet. Height; 90cm – 1.2m.

  • Out of Stock
    £12.99

    A long established selection forming relatively lax mounds of green foliage topped by masses of tiny purple flowers in summer. Can offer myriad autumnal shades of red, orange & yellow. Similar to Warrior. Sunny open spot. Soil not too wet. Height; 1.2m – 1.5m.

  • £12.99

    Great recent selection having a nicely upright habit with blueish grey green foliage topped with masses of tiny purplish spikelets during high summer. Sunny open spot. Soil not too wet. Height; 1.2m – 1.5m. Deciduous

  • £12.99

    A rather lovely, tall and elegant selection having a strongly upright habit and greenish grey to steely blue foliage that is topped with masses of tiny flowers produced in later summer. Sunny open position. Soil not too wet. Height; 1.8m – 2m.

  • £12.99

    A long established selection forming relatively lax mounds of green foliage topped by masses of tiny purple flowers in summer and myriad shades of red, orange & yellow in autumn. Similar to Squaw. Sunny open position. Soil not too wet. Height; 1.2m – 1.5m.

  • £8.99

    A long established selection forming relatively lax mounds of green foliage topped by masses of tiny purple flowers in summer and myriad shades of red, orange & yellow in autumn. Similar to Squaw. Sunny open position. Soil not too wet. Height; 1.2m – 1.5m.

  • £13.99

    NEW FOR AUTUMN 2024.

    Pennisetum Black Arrow is a brand new Fountain Grass from Knoll Gardens and is a selection from our trials of Pennisetum alopecuroides seedlings. It is named for its impressive heads of large, cylindrical, dark and fluffy flowers that can have a distinctively tapered, arrow like tip and which appear in great quantity from rounded mounds of bright green foliage during high summer onwards. Needs sunny well drained spot. Soil not too wet. Height; 80cm – 1m.

    Also known as Cenchrus Black Arrow.

  • £12.99

    Long established selection forming neat mounds of bright green foliage that turns a rich orange yellow in autumn. Attractive initially dusky toned bottlebrush like flowers produced  during summer. Needs sunny well drained spot. Soil not too wet. Height; 60cm – 90cm.

    Also known as Cenchrus Cassians Choice.

  • £8.99

    Long established selection forming neat mounds of bright green foliage that turns a rich orange yellow in autumn. Attractive initially dusky toned bottlebrush like flowers produced  during summer. Needs sunny well drained spot. Soil not too wet. Height; 60cm – 90cm.

    Also known as Cenchrus Cassians Choice.