Unwins Colour Combination - Four separately packed varieties to give a shimmering, blue and white effect in summer.

Cosmos Cosmonaut - A pure white, semi-double cosmos that flowers on tall stems.

Eryngium alpinum- Sea Holly - Striking, silvery-blue flower heads on blue-tinted stems.

Gypsophila Covent Garden - A hardy annual, with clouds of tiny double and single white flowers.

Nigella damascena Miss Jekyll - Love-in-a-mist - Masses of pretty blue flowers with tufts of green feathery foliage

Full sowing instructions are included on every seed packet.

Cosmos Cosmonaut - Sow from February - May. Sow Cosmos indoors in warmth 15-20C(60-70F)into good quality compost and keep moist. Shade the seedlings from strong sun. When they are large enough to handle transplant into trays of compost or individual pots. Harden them off and plant out after all risk of frost has passed. Space 45cm (18in) apart.

Height 120cm/4ft. Flower July-September

Eryngium alpinum- Sea Holly - Sow eryngium outside from September-November into a pot of good quality compost and keep moist. Eryngium need a period of cold to germinate (Stratification) ;the seeds will germinate the following spring. If sowing eryngium seed indoors; sow from February-July but place the pot in a refrigerator to encourage germination which can take between 3-5 months. Harden off and plant out when established. Space 30cm (12in) apart.

Height 75cm/30in. Flower July-September

Gypsophila Covent Garden - Sow gypsophila seeds outside , directly where you want them to flower. Sow from March-May or August-September. Keep the soil moist and thin the seedlings when they are large enough to handle.

Height 45cm/18in. Flower July-September

Nigella damascena Miss Jekyll - Love-in-a-mist - Sow nigella seeds outside , directly where you want them to flower. Sow from March-May or August-September. Keep the soil moist and thin the seedlings when they are large enough to handle. When the flowers are finished Nigella seed heads are very decorative.

Height 45cm/18in. Flower May-September