Denver Plants

Common name: "Drummond Phlox" or "Annual Phlox"
Latin name:
Phlox drummondii '21st Century Blue'

Phlox 21st Century Blue
Class: Annual
Growth habit:
Mounded clump 

Max height:
8" - 10"
Spread: 10" - 12"
Flowers: Spring - First frost

Available cultivars: 6
Origin: Hybrid
Sunshine:
Water: Pictured: Phlox 21 Century Blue
Photo: © Ball Seed
Cultivation: 21st Century Phlox is a newer hybrid that branches and grows vigorously... yet remains compact. It's very weather and cold tolerant flowering from early spring until first frost. A good choice for the annual rock garden. The brightly colored flowers of Phlox are excellent for attracting hummingbirds and Butterflies.

Plant 21st Century Blue Phlox in full sun to partial shade in fertile well drained soil in either beds or containers. 21st Century Phlox requires at least 6 hours of direct sunlight for best growth. Space plants 8" to 10" apart. Pinching is not required. Feed monthly with a balanced liquid fertilizer.

Available colors: Blue, Crimson, Salmon, Scarlet, White, Magenta Mix, Mix, and Patriot Mix.

Potential pests ~ diseases:
Rare.

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