Ookow (Dichelostemma congestum)

Ookow

Also known as: Wild Hyacinth, Field cluster lily

Ookow (Dichelostemma congestum) is a perennial plant that blooms in summer with tight clusters of lilac-purple flowers. Blossoms are long-lasting and look similar to the head of an Allium. Native to the west coast of North America, it is commonly found growing in open areas. Thrives in full sun, attracts bees and is drought tolerant.

Scientific classification

Species

Ookow (Dichelostemma congestum)

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Perennial

Lifespan

Herb

Plant Type

Spring, Summer

Bloom Time

20 cm to 1.02 m

Plant Height

30 cm

Spread

Green

Leaf Color

2.5 cm to 5 cm

Flower Size

Purple, Blue, Lavender

Flower Color

Images of Ookow

Quickly Identify Ookow

Tall, slender stem reaching 2-3 feet (60-90 cm), smooth and greenish with slight sheen.

Clusters of small, dense pale purple flowers, 0.5-0.75 inches (1.2-1.9 cm) in diameter.

Flowers bloom April to June, set against sparse grass-like leaves at base.

Unique textured flower cluster, unopened, creates striking visual impact.

Variation in stalk orientation, either horizontal or erect, adding to distinctive appearance.

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Care Guide for Ookow

Every 1-2 weeks

Water

Full sun

Sunlight

10 - 35 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Ookow thrives in drier conditions, requiring water every 1-2 weeks due to its drought-tolerant nature. Adapted to grasslands, it favors well-draining soil to efficiently utilize seasonal rainfall, reflecting its evolution in open field habitats.

Fertilize: Ookow' requires regular feeding for optimal growth, using balanced fertilizers during active growth and high phosphorus pre-flowering. Fertilize bimonthly, avoiding overfertilization. Adjust feeding with seasons, watering post-application to distribute nutrients for healthy growth.

Pruning: Ookow thrives with targeted pruning from early to late spring during active growth. Remove spent flowers and dead foliage for better air circulation and appearance. Regular pruning enhances blooming and maintains a tidy garden display. Consult reliable horticultural sources for detailed techniques.

Propagation: Ookow is a bulbous perennial that flourishes in well-drained soils and partial shade. Propagation involves dividing bulbs post-foliage die-back, ensuring they are replanted at the correct depth and spaced adequately to support future growth while avoiding damage to bulbs and roots.

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