Plants

394 Products

  • £11.99

    Recent selection of S.officinalis having flowers of a bright cotton candy pink in summer. Best in open sunny position. Soil not too wet. Height 50cm – 70cm.

    Also known as Betonica Hummelo.

  • £7.55

    Nice form of Stachys macrantha, having wrinkled green foliage topped by purplish mauve flowers in summer. A popular pollinator. Sunny open spot. Height 40cm – 60cm.

    Also known as Betonica Robusta.

  • £7.55

    Lovely selection having the usual dark green leaves above which arise beautiful soft pink flowers that are attractive to bees. Sunny open spot. Height 30cm – 40cm.

    Also known as Betonica Saharan Pink.

  • £11.99

    A recent selection of S.officinalis having bright pink flowers in summer which are a magnet for bees. Best in sunny open conditions. Height 40cm – 60cm.

    Also known as Betonica Summer Romance.

  • £11.99

    NEW for 2022. A Knoll Gardens selection of Stachys officinalis and named for its distinctive soft pinkish white flowers that are highlighted with purplish mauve streaking. Like all stachys, White Lightning is popular with pollinators. Best in open sunny conditions. Most soils except wet. Height 40cm – 60cm.

    Also known as Betonica White Lightning.

  • £12.99

    The giant oat is amongst the most impressive of grasses, forming clumps of tough foliage that is topped with elegant upright large golden oat like flowers held high above the foliage from late spring. Needs sunny well drained spot. Height; 1.8m – 2.1m.

  • Out of Stock
    £13.99

    Probably the tallest selection of golden oat grass making clumps of tough foliage and producing tall elegant upright golden oat like flowers held high above the foliage from late spring. Needs sunny well drained spot. Height; 2.1m – 2.4m.

  • £13.99

    A relatively compact selection of golden oat grass from Knoll Gardens. Combining tough green foliage with large golden oat-like heads of flower that are held on comparatively short upright stems. Needs sunny well drained spot. Height; 1.5m – 1.8m.

  • £12.55

    Rather lovely form selected for its long very dark nearly black stems topped with fluffy lavender flowers in summer. Sunny open spot. Height 1.5m-1.8m.

  • £12.55

    Produces tall stems that are clothed with dainty green foliage and which are topped with the most beautiful soft white flowers during summer. Best in sunny open spot. Soil not too dry. Height 1.8 – 2m.

  • £11.99

    Like a tiny Agapanthus this plant produces delicate rounded flowerheads of lavender mauve flowers in summer above fresh variegated foliage that has a strong onion smell when bruised. Sunny very well drained spot. Not for cold areas. Height 50cm-70cm.

  • £11.99

    Like a tiny Agapanthus, with strong smelling foliage when bruised, this plant produces delicate rounded onion like flowerheads of lavender mauve flowers in summer. Sunny very well drained spot. Height 50cm-70cm.