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Russian Sage is one of the great garden plants of all time, but if you've been frustrated by their floppy nature, this new variety will be a welcome addition. Growing to about 60 to 75cm tall, Perovskia atriplicifolia 'Taiga' is also the first Russian sage available as a first year flowering perennial.

The Bees and Butterflies Mix of flowers is a carefully chosen range of over 30 annual flowers that are rich in both nectar and pollen that both bees and butterflies adore. They will flower within six to eight weeks and provide you with pleasure throughout the summer.

Penstemon barbatus 'Twizzle White' adds a graceful twist to the garden. A first year flowering perennial, that is hardy and vigorous, it boasts twice the length of flowering stems, giving longer, more elegant wands for the vase while preserving the natural elegance of Penstemon barbatus.

Awarded the Fleuroselect Gold Medal for striking colour, plant habit, and flowering performance, Penstemon barbatus 'Twizzle Scarlet' is a first year flowering perennial that will add height and high-impact colour to the border, giving superb flowering performance from mid to late summer.

A winner of both an AAS and Fleuroselect Awards, Penstemon ‘Twizzle Purple' is a first year flowering perennial that boasts twice the length of flowering stem. Strong, trouble-free plants produce trumpet shaped magenta-violet blooms that flutter all along tall, slender stems.

Penstemon barbatus 'Twizzle Coral' adds a graceful twist to the garden. A first year flowering perennial, that is hardy and vigorous, it boasts twice the length of flowering stems, giving longer, more elegant wands for the vase while preserving the natural elegance of Penstemon barbatus.

Awarded a Fleuroselect Medal for striking colour, plant habit, and flowering performance, Penstemon barbatus 'Twizzle Blue' is a first year flowering perennial that will add height and high-impact colour to the border, giving superb flowering performance from mid to late summer.

Pennyroyal is a cottage garden plant of old. This highly aromatic herb has a strong peppermint scent to its dark green leaves, even more so than other mints. With attractive whorls of lilac-blue flowers, it can be used to carpet a shady corner or make a 'lawn' smelling deliciously of peppermint.

Pennisetum alopecuroides var. viridescens has broader leaves and darker flower heads than the regular species and, growing to around 60cm tall, it is also slightly smaller. It has graceful smoky purple-black plumes that contrast nicely with the slender arching, glossy, deep green foliage.

Pennisetum alopecuroides is an especially appealing species, it changes its appearance and colour throughout the growing season. In late summer graceful fountain-like plumes emerge in profusion, they slowly change colour to a blend of green, soft pinks and light-colored maroons before maturing to light tan.

A Passiflora that produces very fragrant, unusual flowers. The flowers are white, except the base of the corona which is purple; the filaments are curly, as long as the petals, 5 to 7cm across. The edible fruits possess pleasant flavour, kind of sweet and a little tart.

Grown primarily for its decorative seed pods, Papaver somniferum ‘The Giant’ provides huge blooms in a multitude of colours, each with satiny petals which give way to possibly the largest of all poppy pods. Florists the world over, use the giant pods in floral decorations, either fresh with late summer flowers, or when dried.

Papaver somniferum ‘Hungarian Blue’ is a stunning new deep violet poppy that will bring rich colour and a touch of sophistication to your planting schemes all summer long. A hardy annual that is very easy to grow, plant it outside in drifts where it will cover a large area with its beautiful blooms.

A profusion of cut petals in burgundy to almost black makes 'Black Swan' a must-have flower for cottage gardens. The petals are very deeply pinnately-divided which makes it entirely different from the others, and that is the source of the variant name, laciniatum, from the Latin meaning meaning 'slashed' or 'torn into divisions'.

With their impressive variety, spectacular blooms and strange seed pods, 'Pepperbox' poppies are one of the easiest ways to add a bit of architecture and a lot of colour to your garden. The glorious, papery-textured flowers bloom in a multitude of colours, rich purples, deep reds to pale lilac-pinks.

This ancient form of cultivated poppy produces the most unusual seed pod of all poppies. The main pod is surrounded by masses of smaller pods. Primarily grown for their curious seed pods which are extremely decorative, they are much in demand for cut and dried flower arrangements.