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Iris tenax

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Names

Common Names
Oregon Iris, Tough-Leaved Iris

Growth

Height
10-14 inches
Spread
3.5 feet
Growth Rate
Moderate growth rate.

Appearance

Bloom Color
Yellow, purple, white, pink, blue-purple, lavender, creamy white
Foliage Color
Light green
Fall Foliage Color
No fall color change

Environment

Sunlight Requirements
Ideally full Sun. Tolerates partial shade
Soil Type
Sandy or loamy soils.
Soil Drainage
The plant requires well-drained soil; not overly moist, with dry summers and only moderate water; prefers sandy or loamy textures and avoids clay soils.
Soil pH
Mildly acidic to neutral

Lifecycle

Lifecycle
Perennial
Leaf Lifecycle
Semi-deciduous
Seasons of Interest
Spring, Summer, Autumn, and Winter
Bloom Time
Spring

Reproduction

Propagation Methods
Seeds

Wildlife

Attracts Wildlife
Attracts bees, hummingbirds, butterflies, and birds

References

Taxonomy

Taxonomic Rank
Species
Author
Douglas ex Lindl.
Publication
Edwards's Bot. Reg. 15: t. 1218 (1829)

Superior Taxa

Kingdom
Plantae
Subkingdom
Pteridobiotina
Phylum
Angiosperms
Order
Asparagales
Family
Iridaceae
Genus
Iris

Synonyms

Iris gormanii Iris tenax subsp. klamathensis Joniris tenax Limniris klamathensis Iris tenax var. gormanii Limniris tenax

References

Taxonomic data from World Flora Online, accessed June 20, 2024

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