Hardy Biennials

Verbascum nigrum is one of the most reliable and long-flowering verbascum, it is also one of the truly perennial species. The variety ‘Album’ bloom profusely in late spring with masses of white flowers with attractive violet filaments, held on candelabra like branches. They bloom throughout the summer, with a few sporadic flowers still in September to early October.

Verbascum nigrum is one of the most reliable and long-flowering verbascum, it is also one of the truly perennial species. This European native bloom profusely with masses of golden-yellow flowers. First thing in the morning, the flowers are alive with bees getting on with their day’s work. Take time to stand and admire them for a few minutes. They will pay you no heed, they’re far too busy.

Verbascum are a wonderful plant for making a garden feel uncontrived, producing masses of flowers without taking up lots of space on the ground. ‘White Blush’ is one of the most popular varieties. Growing to just 100cm, the dark crimson buds open to reveal large white flowers with deep purple stamens.

This hardy biennial Sage has been grown in almost every botanical sanctuary in human history and has many plus points: it grows well in poor soil resists slugs and other beasties, and doesn’t slump or need staking. It copes well in sun or light shade and the blooms are a magnet for bees and butterflies.

Salvia sclarea var. turkestanica 'Vatican White' is a choice white cultivar that is not that easy to find. A nobly architectural Sage, each of its branched stems is topped with a profusion of blossoms with brilliant white bracts. The flowers are attractive and are boosted in impact by the large petioles that surround them.

Reseda odorata is an ancient plant with a long recorded history. 'Mignonette' has captured the hearts of gardeners and poets for centuries. The flowers are intensely fragrant, with a sweet and spicy scent, they make a wonderful addition to floral arrangements, even dried, the flowers retain their fragrance for several months.

Night or Evening-scented Stock is one of the easiest and rewarding scented plants to grow. The flowers open in the late afternoon and emit a most delightful fragrance. The scent has been compared to vanilla, rose, spice and even cloves. It will become a summer fragrance you will never want to be without!

Matthiola incana ‘Lilac-Lavender’ is a marvellous cut flower strain that reliably produces densely populated panicles on strong, single stems. Long lasting and magnificently fragrant with a sweet and spicy clove scent, this variety is particularly suited for beds and for cutting for the vase.

Matthiola incana 'Sweetheart' with the delicate pale-pink blooms is a variety that is traditionally grown for the floral industry. They can be sown early in spring to give a good summer flower display or can be treated as biennials. Seedlings started inside in October will have the flowers ready for Valentine’s Day.

Matthiola incana 'Avalanche' is a marvellous cut flower strain that reliably produces densely populated panicles on strong, single stems. It produces a high percentage of double flowers that can be selected based on leaf colour. Sow anytime from January to July for flowering April to October.

Matthiola incana 'Apricot' is a variety of the traditional tall stocks that are grown for the floral industry. The plants have large flower heads and grow to a height of 75cm. Extremely fashionable, the delicate peachy-apricot flowers are long lasting and magnificently fragrant with a sweet and spicy clove scent.

Florists’ bouquets often include stocks. They enchant us with the soft colours of the double flowers and with their intensely sweet scent. The Miracle series is specifically cultivated for cutting. With extremely large flower heads and upright strong stems, they do not branch but grow neatly to about 70cm tall.

Florists’ bouquets often include stocks. They enchant us with the soft colours of the double flowers and with their intensely sweet scent. The Miracle series is specifically cultivated for cutting. With extremely large flower heads and upright strong stems, they do not branch but grow neatly to about 70cm tall.

Honesty is a dual purpose plant, grown partly for its fragrant purple - pink flowers in spring and summer, but also for its unique seed-heads. Oval and translucent, gleaming with an eerie silver light and coveted by flower arrangers. It is a vital nectar plant and therefore popular with bees and butterflies.

Woad has been grown for its indigo-blue pigment and for its medicinal properties since the 13th century, recently capturing popular imagination as the blue dye for body paint used by the Celts. This fashionable plant has a fresh wildflower appearance that can brighten any garden.

In spring, Dame’s Rocket lights up the woodland edges with her blossoms, providing nectar for hummingbirds, moths and butterflies, and fragrance for the soul. Very easy to grow, sow seeds directly where they are to flower in early summer.

Dames Rocket produce flowers varying in colour from deep rich purple, through all the paler lilac shades to white. Highly attractive to bees and other beneficial insects, the fragrant flowers perfume the air in late spring and early summer evenings.

Gorgeously scented pure white flowers are held above rosettes of dark green leaves. Like all sweet rockets it is highly attractive to bees and other beneficial insects, the fragrant flowers perfume the air in late spring and early summer evenings. The night-scented stock is a close relative.

What spring garden would be complete without a bed of delightful, sweet-scented Wallflowers, harbingers of warmer weather to come? “Ivory-White” is a fabulous, yet hard to find form. A compact variety with a bushy habit which is ideal as an underplanting to tulips and other spring bulbs.