Delphinium x 'Black Knight'
Larkspur
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Larkspur (Delphinium x 'Black Knight') - Description
This premiere Delphinium features semi-double to fully double 3" blooms. Dark deep regal violet color and strong spire-like stems add a stately vertical element to your garden. Great for arrangements.
Larkspur (Delphinium x 'Black Knight') - Blooming
Many Delphiniums are blue, but they come in several colors including white, various shades of red, pink, lavender and purple.
Larkspur (Delphinium x 'Black Knight') - Growth
Delphiniums are perennial plants although they are sometimes treated like an annual or biennial. Delphinium does best in full sun.
Larkspur (Delphinium x 'Black Knight') - Planting
In areas that have mild winters, sow Delphinium seeds in flats or pots in the summer. Transplanted plants should be planted in early fall for spring and summer flowering.
Larkspur (Delphinium x 'Black Knight') - Pest
Slugs, snails, and cyclamen mites. Other problems include Southern blight, powdery mildew, bacterial and fungal spots, crown and root rot, gray mold, white rot, rust, damping off, white smut, and leaf smut.
Larkspur (Delphinium x 'Black Knight') - Soil and irrigation
Plants need rich soil. Poor soil should be amended with soil conditioners, such as lime for strongly acidic soils. It is important not to cover the root crowns with soil.
