Thompson & Morgan

Important delivery notice
The products on this site are only delivered to UK addresses. If you require delivery to another country please visit one of our other sites below.

Refine Results

Refine by..

Email Newsletter

Sign up to our newsletter

Perennial & Biennial Plants


In this range you'll find an impressive selection of perennial plants and biennial plants, which are perfect for beginners and experienced gardeners alike. Also known as herbaceous plants, perennial plants live for 2 or more years and flower every year. Biennial plants live for up to 2 years, flowering profusely in their second year before setting seed and dying. Both are great for beds and spring displays and there are many delightful plants to choose from.


For beautiful summer flowers browse our range of annual plants.



We have found 4 products.
 

Lavender 'Hidcote'

Lavandula angustifolia, English Lavender

With its compact habit and dark purple flower spikes, this must be one of the nation's best known varieties of English lavender. The fragrant stems of Lavandula 'Hidcote' are ideal for cutting or drying, and the nectar-rich flowers are particularly attractive to bees. Lavender makes an excellent low hedge or path edging where the perfume can be appreciated as you brush past the aromatic evergreen foliage. Height: 60cm (24"). Spread: 75cm (30").

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

More info
    • 6 lavander plug plants

    • Despatch: By end of June 2016
    •  
    • £5.99

Mukdenia 'Karasuba'

Mukdenia 'karasuba'

Here's a hardy perennial you've likely never seen before! The palmate, rounded, green leaves of Mukdenia karasuba acquire a pronounced crimson red colour in the leaf tips throughout summer. But, whilst you're waiting for that fabulous summer foliage display you'll enjoy white, bell-shaped flowers on naked stems in early spring. Definitely something different for the garden! This low growing hardy perennial makes the ideal ground cover option for shady spots in the garden, where the flowers will really stand out in the gloom. Height: 30cm (12"). Spread: 40cm (16"). More info
    • 1 bare root mukdenia plant

    • Despatch: By end of November 2016
    •  
    • £12.99
    • 2 bare root mukdenia plants

    • Despatch: By end of November 2016
    •  
    • £16.99

Helianthemum 'Peachy Keen'

Rock Rose, Sun Rose

  • T&M Exclusive

Giving you a glorious display of colour from spring to midsummer, these Rock Roses are both versatile and trouble free. Our new peach flowered variety, Helianthemum 'Peachy Keen', has an overwhelming abundance of petals, which further boosts the display in your garden. This tough, hardy and drought resistant alpine, will produce a second flush of flowers in late summer, if pruned after the first blooming. 'Peachy Keen' can be used as groundcover or an addition to a rockery, either way, it will be also loved by bees and other insects. . Height: 20cm (8"). Spread: 30cm (12"). Evergreen/semi-evergreen.

More info
    • 5 helianthemum jumbo plug plants

    • Despatch: By end of June 2016
    •  
    • £14.99
    • 10 helianthemum jumbo plug plants

    • Despatch: By end of June 2016
    • SAVE *£9.99  
    • £29.98 £19.99

Wallflower 'Most Scented' Mix

Erysimum

 Customer Rating
  • The most scented wallflower
Don't overlook wallflowers! This popular cottage garden favourite is currently enjoying a revival. Wallflower 'Most Scented Mix' is a wonderful blend of specially selected Erysimum, chosen for their fabulous fragrance. Versatile and undemanding, this short lived perennial tends to be grown as a biennial, and is tough enough to cope in even the poorest of soils. Height and spread: 30cm (12").
More info
    • 36 wallflower plug plants

    • Despatch: By end of August 2016
    •  
    • £12.99
    • 72 wallflower plug plants

    • Despatch: By end of August 2016
    •  
    • £17.99