Thompson & Morgan

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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. Use the selections in the left menu to select the right plants for your garden.


For beautiful summer flowers browse our range of annual plants.



We have found 4 products.
 

Hollyhock rosea 'Pleniflora' (Large Plant)

Alcea rosea, Althaea rosea

Hollyhocks are classic cottage garden perennials. They provide spires of ruffled, pompom blooms, which are excellent for adding colour and height to summer borders. Plant Hollyhock 'Pleniflora' at the back of borders where their striking blooms will tower over lower growing plants. Height: 180cm (71"). Spread: 60cm (24").

Culinary note: try crystallising the flowers for a tasty cake decoration, or use them to make a delicately flavoured syrup to use with puddings. For more details about edible flowers click here.

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted hollyhock plant

    • Despatch:
    •  
    • £9.99
    • Out of stock
    • 2 x 1 litre potted hollyhock plants

    • Despatch:
    •  
    • £16.99
    • Out of stock

Hollyhock 'Chater's Double Mixed' (Large Plant)

Alcea rosea, Althaea rosea

Architectural spires of ruffled, double blooms tower over summer borders adding structure and a riot of colour. These heirloom, cottage garden perennials are well loved for their saucer shaped blooms which attract butterflies and make a dramatic cut flower for a vase indoors. The edible flowers of Alcea rosea 'Chater's Doubles' can even be added to salads for an attractive, tasty treat. Height: 200cm (79"). Spread: 60cm (24").,

Culinary note: try crystallising the flowers for a tasty cake decoration, or use them to make a delicately flavoured syrup to use with puddings. For more details about edible flowers click here.

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted hollyhock plant

    • Despatch: By end of May 2016
    •  
    • £9.99
    • 2 x 1 litre potted hollyhock plants

    • Despatch: By end of May 2016
    •  
    • £14.99

Hollyhock 'Creme de Cassis' (Large Plant)

Alcea rosea, Althaea rosea

Hollyhocks are a cottage garden essential, bringing height and stature to the back of perennial borders. Hollyhock 'Crème de Cassis' is particularly mouth-watering with veined flowers in juicy blackcurrant that fade to paler berry shades around the edges. Each vertical stem bears a fascinating mix of double, semi double and single blooms. Hollyhocks make handsome cut flowers for summer bouquets. The nectar rich blooms are also a magnet for butterflies. Height: 200cm (79"). Spread: 60cm (24").,

Culinary note: try crystallising the flowers for a tasty cake decoration, or use them to make a delicately flavoured syrup to use with puddings. For more details about edible flowers click here.

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted hollyhock plant

    • Despatch: By end of May 2016
    •  
    • £9.99
    • 2 x 1 litre potted hollyhock plants

    • Despatch: By end of May 2016
    •  
    • £14.99

Verbascum phlomoides 'Banana Custard' (Large Plant)

Mullein, Celsia

Often grown as a biennial or short lived perennial, Verbascum phlomoides 'Banana Custard' is a dramatic plant for the back of the border. Tall yellow flower spikes rise above low rosettes of grey-green foliage from June to August. This striking architectural plant is loved by pollinating insects and prized for summer bouquets. Let it self-seed after flowering to ensure a new batch of Mullein plants next spring, which will flower in the following year. Height: 180cm (71"). Spread: 60cm (24").

 

Lifetime Guarantee on Hardy Plants Large Potted Plant Special Offer
More info
    • 1 x 1 litre potted verbascum plant

    • Despatch:
    •  
    • £9.99
    • Out of stock
    • 2 x 1 litre potted verbascum plants

    • Despatch:
    •  
    • £14.99
    • Out of stock