Collarette – these are a single flower variety with 8-10 broad petals on the outside topped by a crown of smaller petals
Waterlily – a fully double flower with larger petals. It’s incurved look, makes the flower seem flatter.
Decorative – with no visible centre this fully double variety has broad flat petals that can curve and twist.
Pompon – a smaller version of the ball, that is slightly more spherical in shape – these flowers tend to grow no more than 5cm in diameter.
Cactus – a fully double flowered variety with narrow pointed petals that can be straight or curve outwards
Semi-cactus – similar to the cactus, they have a broader petals that curve towards their tips
Peony flowered – the central disc is surrounded by large semi-double flowers that appear irregularly arranged.