Harden off, ready for planting outdoors in late May / early June when the danger of frost has passed. Single Flowered: One outer ring of florets, which may or may not overlap, and make up a disc in the middle.

Not only will our dahlia tubers grow to be delightfully stylish, but they're also known for being extremely productive in blooming numerous flowers, making them the perfect choice for those wishing to grow their own cut flowers. Browse our stunning collection of dahlia tubers online today or take a look at our wider range of bulbs to plant in spring for the ultimate selection. Types of dahlias

Why you should order your dahlia tubers from Peter Nyssen

Cut flowers for vases in the early morning. Cut horizontally with secateurs right above a set of leaf nodes and side buds. Try to cut flowers when they are 90% open; dahlia buds don't open much after cutting. Native to Mexico, it's no surprise that dahlias like a sunny spot. Give them fertile, free-draining soil and you'll have happy tubers. Dahlias vary widely in their flower shapes and colours and offer huge interest for any gardener growing them. supply flower bulbs in quantities large and small, for all types of gardener from the cottage potterer through to the professional landscaper At Peter Nyssen, our range of dahlia tubers and bulbs are carefully field-grown, ensuring quality blooms that radiate vibrant colour from summer through to autumn. Once bloomed, dahlia flowers boast a spectacular variety of sizes, shapes and colours, making them an ideal addition to any garden setting. Whether you're looking to populate a large garden bed or add a splash of colour to a small corner, you'll find the perfect dahlia tuber to suit your needs from our extensive range. Dahlia 'Cafe Au Lait': A favourite among floral designers, this variety produces large, creamy blooms.

Star (formerly Single Orchid): One outer ring of florets around the disc. All the ray florets are either involute or revolute. Pompon/Pompom: Fully double & spherical, with florets largely involute along their length (longitudinal axis). Dahlias are tender Central American plants. A light frost will cut down the plant and probably damage the tuber, and a hard freeze will kill it. So, remember to lift the tubers for storage before winter comes, pot them up, and keep them in a sunny room, greenhouse or conservatory until after the last frosts. Plant them out again promptly so that their roots establish well. This yearly removal and replanting process means that, from a garden designer's perspective, Dahlias in practice behave like annual bedding plants. There are a number of dahlia types and varieties to choose from. Here are a few varieties of dahlias that are popular among gardening enthusiasts:The dahlia on every high-end horticulturalist's list is 'Cafe au Lait' - a true beauty - a creamy coffee colour - it is much prized as a cut flower and very respected in the industry. Sophisticated and stately, one not to miss. Although often referred to as dahlia bulbs, dahlias are actually tubers. Visually a bulb looks like an onion and a tuber looks like a potato. A bulb, like an onion, has lots of layers formed from modified leaves with a compact stem and roots at the base. A tuber is a modified stem that stores nutrients, with buds that sprout and shoot upwards from multiple places. Recommended dahlias

For early flowering, start tubers in pots of compost during March and April, keep in a greenhouse or windowsill. We supply flower bulbs in quantities large and small, for all types of gardener from the cottage potterer through to the professional landscaper Alternatively, plant directly outdoors during May, with the top of the tubers about 7.5cm (3") deep and 50-90cm (2.5-3') apart Dinner Plate' Dahlia: As the name suggests, these flowers bloom to be approximately the size of a 8" dinner plate.To get the best results from your dahlia tubers, care must be taken to ensure that the bulbs are planted in the best conditions to thrive. For guidance on how to get the best from your dahlias, refer to our detailed dahlia planting guide. Browse our dahlia tuber collection now or for help and advice, call our team on 0161 747 4000.

Ball: Fully double, and form either a near-perfect or flattened ball. The ray florets are rounded at the tips. Cactus: Fully double, typically with pointy ray florets, most of which are narrow and revolute for over 65% of their length (longitudinal axis) and either straight or involute for the rest. If you primarily want dahlias for cutting, then pay attention to the stem strength and length, and the way the flower heads are held: nodding is usually undesirable unless your bouquets are overhead! Karma Choc is a paragon of posture and vase life. Earwigs are the dahlia grower's number one enemy. Earwigs also eat huge numbers of greenfly, so we suggest trapping and relocating them. Fill little pots with newspaper, dry grass or straw and put them upside down on bamboo canes amongst your dahlias. Empty the traps wherever you have greenfly, or as a public service, onto roadside Lime trees (Tilia species).Collarette: One outer ring of ray florets (usually flattened) that overlap, and an inner ring, or collar, of small florets, with a visible disc in the middle. Plant in good, thoroughly prepared soil, enriched with well-rotted compost, in a sunny spot with good drainage. Making a low raised bed is a good tactic on heavy clay. Fill it with a mix of compost, leafmould, worm castings and something like coconut coir to retain moisture. Break up the clay a bit underneath the bed, add some grit (not sand) if you want to improve drainage, you don't need to mix compost down into it.