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Dahlia Gallery Riviera

Half-hardy Perennial

What is Half-Hardy Perennial?

Dwarf variety perfect for pots

Vivid red double flowers

Long flowering season from July to October

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Description How to Grow More Info Delivery

This petite dahlia is perfectly proportioned for container growing or positioned at the front of borders, where it will provide brilliant red, fully double flowers, 12cm across, set against deep green foliage. Use them to brighten the patio with Mediterranean colour or combined with cannas and purple foliage as part of a tropical themed border. However you use them they will flower continuously through summer and into autumn, when other flowers are fading, holding their blooms on well-branching plants which won’t require staking. Height and spread 50cm (20”).

Plant height and spread is seasonal therefore we list by pot size rather than a defined plant size. The height and spread of the plant delivered will vary depending on the season, meaning arrival images are an indication only.

Height Up to 50cm (20in)
Spread Up to 50cm (20in)

Half-hardy Perennial

patiocottage gardenscut flower gardenspecimen plant

full sun

Flowering Months
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2 x 1 Litre Potted Plants (T64009P)
1 x 1 Litre Potted Plant (64008)

Pot up Dahlia plants and grow them on in frost free conditions until large enough to plant outdoors. When all risk of frost has passed, gradually acclimatise dahlia plants to outdoor conditions over 7 to 10 days before planting out in beds, borders and containers. Choose a position in full sun on any rich fertile, moist, well drained soil.
Feed and water dahlias regularly throughout the growing season. While dahlia plants are still young, pinch out the growing tip of each stem to encourage bushier growth and masses of flowers. Deadhead faded dahlia flowers to encourage more blooms to be produced. Bedding dahlia are generally grown as annuals, however dahlia tubers may be lifted in autumn and stored over winter in trays of peat or sand, in a cool but frost free position if required. They can be potted up the following spring.

Seeds and garden supplies will normally be delivered within the time period stated against each product as detailed above. Plants, bulbs, corms, tubers, shrubs, trees, potatoes, etc. are delivered at the appropriate time for planting or potting on. Delivery times will be stated on the product page above, or in your order acknowledgement page and email.

Orders for packets of seed incur a delivery charge of £2.99.

Orders which include any other products will incur a delivery charge of £6.99.

Where an order includes both packets of seeds and other products, a maximum delivery charge of £7.99 will apply - regardless of the number of items ordered.

Large items may incur a higher delivery charge - this will be displayed in your shopping basket.

Please see our Delivery page for further details, and more information on different charges that may apply to certain destinations.

For more information on how we send your plants please visit our Helpful Guide on plant sizes.

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