Phlox drummondii '21st Century Blue'
Annual Phlox
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Annual Phlox (Phlox drummondii '21st Century Blue') - Description
This cool season plant is perfect for landscapes and mixed containers.
Annual Phlox (Phlox drummondii '21st Century Blue') - Blooming
Blooms salverform flowers in shades of white, pink, purple, and blue. Attracts butterflies. Lengthen the flowering period by deadheading regularly.
Annual Phlox (Phlox drummondii '21st Century Blue') - Growth
Evergreen or herbaceous perennials with some annuals and shrubs. Annuals enjoy full sun. Perennials and shrubs grow best in full sun or light-partial shade. The flowers of tall Phlox species are suitable for cutting. Mat-forming species work well in a rock garden, and annuals are good for bedding.
Annual Phlox (Phlox drummondii '21st Century Blue') - Planting
Sow annual seeds at 55-64°F (12-18°C) in early spring. Sow seeds of perennials in containers in cold frames in spring.
Annual Phlox (Phlox drummondii '21st Century Blue') - Pest
Stem nematodes, caterpillars, and leaf miners. Additional problems include powdery mildew, Southern blight, leaf spots, rust, and stem canker.
Annual Phlox (Phlox drummondii '21st Century Blue') - Interesting facts
All species of Phlox are native to North America, except for one, which grows in Siberia.
Annual Phlox (Phlox drummondii '21st Century Blue') - Soil and irrigation
Members of the Phlox genus need regular water except for P. nana, which does fine with little water. All species require rich, well-drained soil.
