Delphinium includes annuals, biennials, and perennials characterized by palmately lobed leaves at the base and prominent, bowl-shaped flowers arranged in spikes, racemes, or panicles.

Delphinium 'A.J. Moir'

Delphinium 'Abendleuchten'

Delphinium 'Abgesang'

Delphinium 'Admiration'

Delphinium 'Admiration' Smith

Delphinium 'Adria'

Delphinium 'After Midnight'

Delphinium 'Agnes Brookes'

Delphinium 'Agnes Brooks'

Delphinium 'Ailsa'

Delphinium 'Albert Shepherd'

Delphinium 'Alice Artindale' is a clump-forming perennial characterized by its elongated stems adorned with finely divided green foliage. In summer, it produces tall spikes densely filled with double, clear-blue blooms. This cultivar has been recognized on the shortlist for the Plant Heritage Threatened Plant of the Year 2025.

Delphinium 'Alice Artindale' (d)

Delphinium 'Alie Duyvenstein'

Delphinium 'Alie Duyvensteyn'

Delphinium 'Alie Duyvestyn'

Delphinium 'Alison Claire'

Delphinium 'Alphonse Karr'

Delphinium 'Always'

Delphinium 'Amadeus' is a tall, clump-forming perennial that reaches up to 1.5 meters in height. Its foliage is green and divided. From June through September, robust, erect stems bear open clusters of blue-purple blossoms featuring a brown central eye.

Delphinium 'Amadeus'

Delphinium 'Ambrose Woods'

Delphinium 'Amorspeer'

Delphinium 'Amos Perry'

Delphinium 'Amour'

Delphinium 'Amédée Hans'

Delphinium 'Angela Frances'

This variety features tall spikes adorned with distinctive flowers that have pale purple edges and a white center. It provides vertical interest in garden borders and supports biodiversity by attracting bees and other pollinators.

Delphinium 'Angela Harbutt'

Delphinium 'Angela Rowe'

Delphinium 'Ann Page'

Delphinium 'Ann Woodfield'

Delphinium 'Anna Bella'

Delphinium 'Anna Julia'

Delphinium 'Anna Sophia'

Delphinium 'Anna Victoria'

Delphinium 'Anne Kenrick'

Delphinium 'Anne Page'

Delphinium 'Antares'

Delphinium 'Aphrodite'

Delphinium 'Apollo'

Delphinium 'Apple Blossom'

Delphinium 'Aquila Altair'

Delphinium 'Ariel Blue'

Delphinium 'Ariel' Jones

Delphinium 'Ariel' Kelway

Delphinium 'Ariel' ambig.

Delphinium 'Arnold Bocklin'

Delphinium 'Atholl' is a tall perennial, reaching up to 1 meter in height, characterized by its upright spikes and multiple side branches. It produces semi-double white blooms that measure about 7 centimeters in diameter, each adorned with dark brown centers.

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