Perennial Delphinium (Delphinium elatum), is a stunning garden plant known for its tall spikes adorned with large, vibrant blooms in shades of blue, purple, pink, and white. These regal flowers create a breathtaking display in summer and will add a touch of elegance to any landscape. 

Appearance: Perennial Delphinium features upright flower spikes that can display an array of colors including blue, purple, pink, and white. The flowers are typically large and cup-shaped, with lush green foliage that is deeply lobed and contributes to the overall lush appearance of the plant.

Size: The size of Perennial Delphinium can vary by cultivar, with most varieties growing between 3 to 6 feet in height and about 1 to 2 feet in width. They tend to form clumps with multiple flowering stems that provide a dramatic vertical element in the garden.

Flowering: Delphiniums bloom during the summer, usually from June to August, producing an impressive display of flowers over several weeks. These vibrant blooms are highly attractive to pollinators, including bees and butterflies, making them a valuable addition to a pollinator-friendly garden.

Sun and Soil Requirements: Perennial Delphinium prefers full sun but can tolerate partial shade, especially in hotter climates. They thrive in well-drained, fertile soil and benefit from a layer of mulch to help retain moisture and reduce weeds. Adequate moisture is essential, especially during the flowering period, though they should not be waterlogged. 

Maintenance: Delphiniums require some maintenance to keep them healthy and blooming. Deadheading spent flowers can encourage a second bloom and help maintain an attractive appearance. The plants often benefit from staking to support their tall flower spikes and prevent them from toppling over, particularly in windy conditions. Regularly checking for pests and diseases is advisable.

Landscape Use: Perennial Delphiniums are excellent for adding height and color to perennial borders, cottage gardens, and mixed flower beds. They are often used to create a stunning backdrop for lower-growing plants. Their vibrant colors and tall stature make them delightful focal points in any garden setting.

Overall, Perennial Delphinium is a majestic and visually stunning perennial that provides dramatic color and elegance in the garden. With its striking flower spikes, ability to attract pollinators, and versatility in various garden settings, it is a captivating choice for gardeners looking to make a bold statement.