May

One of the most instantly recognisable vegetables in Cantonese cuisine. Choy Sum ‘Fuubi’ is one of the most uniform and productive, widely grown by the specialist producers of this crop. This slow flowering, late maturing variety is tolerant of low temperatures. It has good holding ability with deep green leaves and a quality stem that is smooth and fleshy.

Choy Sum is one of the most popular vegetables in China and is now also widely used in the western world. With tender, delicious stems and flower buds, the flavour can be described as midway between cabbage and spinach. Choy Sum 'Gunsho' is a vigorous and productive 80 day type.

Instantly recognisable in Cantonese cuisine. Choy Sum 'Purple Stem' is an absolute fabulous vegetable. You use the whole plant: Flowers, buds, leaves and stems, and if allowed to mature and bolt, yellow flowers will shoot and the plant becomes sweeter and more succulent.

Coriander 'Slobolt' is a variety for leaf production that is resistant to bolting and running to seed. It isn't a hard plant to grow and of course, fresh herbs and spices have far better flavours than dried ones. Home grown herbs are infinitely superior, the difference can be quite startling.

Coriander 'Leisure' has been bred specifically for large, flavoursome leaf production, a particularly fine variety of superb quality. Extra slow bolting, it is particularly suited to hot weather regions. It is an excellent herb for slightly shaded areas, is very easy to grow and makes a good window box herb.

Coriander is not one of the world's favourite flavourings, it's two of them. This dual purpose herb is grown both for its seeds or fresh young leaves. 'Santo' is probably the best variety of coriander for leaf production as the plant combines very slow bolting with an upright habit and excellent flavour.

Courgette Ambassador F1 is an attractive variety and an outstanding hybrid that gives attractive dark green courgettes over a long period. A popular professionally-grown variety and well known for the home gardener, it is an early fruiting, high yielding courgette which matures in fifty days.

Courgette 'F1 Gold Rush' is an extremely beautiful variety with smooth, thin yellow skins and crisp flesh. It is an early, rich cropping courgette with tender flesh and an abundance of bright yellow fruits. The compact plants yield prolifically and are ideal for smaller gardens or pots.

The Genovese courgette is a popular early variety that is very productive. It produces beautiful, light green cylindrical fruits speckled with grey, with a smooth skin and has an excellent flavour. The plants have an open bush habit which is helpful when harvesting. Sow April until July, harvest June onwards.

Courgette 'Tondo di Piacenza' produces spherical, dark green glossy fruits with a firm texture and good flavour. This versatile variety can be cropped at different sizes depending on your preferred recipe. Harvest at golf ball size for eating whole in salads, or slightly larger for slicing into stir fries.

In commercial trials, Courgette 'Tuscany F1' has shown wide adaptability for Northern European markets. It is well suited to cooler climates. The erect plants have an open habit and very few spines which makes it so much easier to harvest. They produce generous crops of high quality dark green straight fruits which have a good firm texture and excellent flavour.

Watercress has risen to a starring role in elaborate culinary preparations and is as beneficial for the health as much as the palate. This highly nutritious aquatic herb has a lovely mustardy bite most commonly served raw as a garnish or as part of a salad.

For centuries, Samphire was food for the poor, free to those who picked it, usually ordinary people living by the sea. It is ironic that today it is regarded as a specialty food and is often served with an accompanying price tag. Somewhere between asparagus and seaweed in flavour, Rock Samphire has the thrill of a mermaid’s kiss.

F1 Burpless Tasty Green: According to most experts, this is the one to choose. The fruits are not giants, harvest when they are about 23cm long and enjoy the crisp, juicy flesh from which both bitterness and indigestibility have been eradicated. Very easy to grow.

Lemon Cucumbers are a very old variety cultivated since in 1894. Each fruit is the size of a small apple, hence it was known as 'Apple Cucumber', but as its fruit is a pale yellow in colour it is often called 'Crystal Lemon'. Very similar to a typical cucumber, with tender pale greenish skin and sweet flesh.