Sweet Sultan Graciosa Lilac

Sweet Sultan Graciosa Lilac — variety description

Sweet Sultan Graciosa Lilac (Centaurea imperialis) is an annual flower of the Daisy family (Asteraceae). Cornflower is a perennial plant found mostly in Europe.

It has a thin stem and reaches a height of about 1m.

Flowers in June and July.

The cornflower is the wild blue flower of the cornfields turned garden classic — undemanding, rich in nectar and great for bouquets and drying.

Key features

• Measured germination rate of the batch: 82%
• Pack size: 0.7 g
• Seed origin: China
• Sowing: March and April; direct
• Flowering: June and July
• Position: sunny spot

When to sow Sweet Sultan Graciosa Lilac

Sweet Sultan Graciosa Lilac seeds are sown in March and April. The plants flower in June and July. The months are a guide for a temperate climate — in warmer areas sow 1–2 weeks earlier, in cooler or upland areas, later.

How to sow and grow Sweet Sultan Graciosa Lilac

• Sowing method: direct
• Depth: 1–2 cm
• Spacing: 20–30 cm
• Germination: 7–14 days at 15–20 °C
• Position: sunny spot

The seeds are sown in the ground in March–April, 20-30cm apart. They develop well in a sunny spot. The soil should be light and fertile. Water moderately, taking care that there is not too much moisture. Feeding with garden fertiliser every two weeks is recommended.

Sow directly in autumn (September–October) or early spring. Does not need feeding; tall varieties are staked.

Flowering and uses

Cut the flowers as they open; dried, they keep their colour.

Frequently asked questions

When should Sweet Sultan Graciosa Lilac be sown?

The recommended sowing months are March and April. Sowing method: direct.

What is the germination rate of the seeds?

The measured germination rate of this batch is 82%. The test was carried out under controlled laboratory conditions; in the field, emergence depends on soil, temperature and moisture.

Can cornflower be sown in autumn?

Yes — autumn sowing gives stronger plants and earlier flowering.