Delphiniums are stately border perennials which come in a wonderful variety of colours. Strong blues and clear whites are colours which are often hard to find in the garden. The delphinium is one of the few plants to give a true blue colour. The delphinium also adds greatly to the height of the garden. If well staked it can tower above the other foliage to give an eye catching display.
Growing Delphinium from Seed.
Delphinium seed is expensive. A packet may only have a few seeds in. But, they are good fun to grow from seed. Make sure you get a good variety from a reputable supplier.
- Sow seed in January / February under glass and gentle heat, and keep well protected from frost and cold.
- Sow in 3 inch pots and grow one plant per pot.
- In April / May start to move outside before planting out.
- Delphinium Seed
- You can acquire or just admire plants as part of a collection
Soil Preparation for Delphinium
Like many plants delphiniums like well drained fertile soil. If possible work in leaf mould / well rotted compost into the soil to improve the humus / organic content. Top dresser with a general fertiliser. If the soil is clay based then drainage may be a problem, in this case work in sand or grit to the place where they will grow.
Staking Delphiniums. The flower stems of Delphiniums are so dominating they are unfortunately top heavy. Therefore, they need appropriate staking to prevent blowing over.
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