ACANTHUS spinosus L.

The bold spikes of white flowers with contrasting purple bracts are at their best in mid summer, displayed to advantage above large well-divided dark green leaves.

ACHILLEA 'Sunbeam'

Masses of bright yellow florets form dense, slightly flattish flowerheads, which act as landing pads for pollinating insects, over its slightly fuzzy and finely cut mid green leaves.

ACHILLEA 'Walther Funcke'

Sprays of bright orange/red flowers with a distinct yellow centre appear in summer, over grey foliage. A favourite ingredient of many a RHS Hampton Court show garden, it produces masses of flowers ..

ACHILLEA ptarmica 'The Pearl' (The Pearl Group)

In contrast to other Achillea varieties this plant produces individual single white button flowers, which contrast crisply with the dark green foliage.

AGERATINA ligustrina

Ageratina ligustrina is an evergreen shrub bearing light green, ovate foliage throughout the year. Native to Mexico and Costa Rica, it produces stunning clusters of starry white flowers during the ...

ALLIUM 'Millennium'

Spherical pinky-purple flower heads in mid to late summer on a compact plant, with almost fully evergreen dark green strap-like foliage. This is a perennial form of Allium and produces new bulbils...

ALLIUM lusitanicum 'Lisa Green'

Small round pale purple flower heads sit on top of strap-like mid green leaves in tidy clumps. It is a late summer to autumn flowering variety which attracts bees and butterflies

ANEMONE Dreaming Swan ('Macane004'PBR)

A stunning newly bred plant with a very long flowering period, from early summer to late autumn, taking a short pause in August. The contrasting blue colour to the reverse of this plant's large white

ANEMONE Frilly Knickers ('Fp007') (d)

Ever so pretty and delicate with its romantically ruffled semi-double petals, ANEMONE 'Frilly Knickers' has already won the hearts of many people this summer, winning the HTA Virtual Plant Awards 2020

ANEMONE Regal Swan

ANEMONE Ruffled Swan ('Macane007'PBR)

The foliage of this plant has a soft glossy appearance forming a tidy mound, above which the flowers are held high. The next generation on from Anemone 'Wild Swan', it shares the same blue colour...

ANISODONTEA 'El Rayo'

One of those wonderful 'practically all year round' performers for the garden. Most floriferous in autumn and winter, the display of large mid-pink flowers lessens but continues in spring and summer.