Pronounciation: LIN-um gran-di-FLOR-um
Sunset All as winter or summer annual
USDA All as winter of summer annual
Landscape Use: Xeriscape wildflower garden, cool season annual in the lower Arizona desert, masses of floral color accent.
Form & Character: Upright and wispy, festive in bloom.
Growth Habit: Herbaceous annual, moderate to 6 to 18 inches depending on water availability, sometimes branched.
Foliage/Texture: Simple, alternate, linear-lanceolate to 1 1/4 inches long, gray green leaves tapering to a tip on gray green stems; fine texture.
Flowers & Fruits: Flowers, shades of red, in loose panicle to 1 1/2 inches across, sepals lanceolate with acuminate tip, petal margins cilate; fruit a 5-10 celled cap.
Seasonal Color: Late winter and spring garden color in Phoenix.
Temperature: 30 to 90oF range is best.
Light: Full sun
Watering: Supplement if winter rains fail.
Pruning: None, though allow to seed before rouging if your desire is to naturalize in your garden.
Disease and pests: None
Additional comments: Flowering flax has naturalized in United States. Cultivar 'Rubrum' has bright scarlet red flowers, 'Roseum' has rose pink flowers, and 'Coccineum' has deep scarlet red flowers.