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Hibiscus syriacus /Althaea

Hibiscus syriacus  / Hibiscus syriacus
Althaeas bloom during the heat of the summer
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Althaeas bloom during the heat of the summer

Specimen althaea in bloom in full sunlight

Pruned into a tree form (standard)

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Scientific Name: Hibiscus syriacus
Common Name: Althaea
Plant Type: Deciduous
Leaf Type: Broadleaf
Hardiness Zone: 5, 6, 7, 9 Determine Your Zone
Height: 10-15 feet
Spread: 5 - 10 feet
Bloom time: Summer, Fall
Flower color: Various
Light Exposure: Sun, Part Sun
Drainage: Well drained, Moist, Wet
Rate of Growth: Moderate
Water Requirement: Medium
Maintenance Level: Low
Susceptible to insects
and diseases:
Landscape Categories: Deer Resistant-Tolerant Plants
Plants for Hedges, Screening and Privacy
Plants That Attract Butterflies
Plants That Attract Hummingbirds
Comments: A very floriferous species, flowering most of the summer and into the fall. It is used as a screen, in containers, as a baffle, as an espalier and as a specimen plant. Can tolerate high temperatures, high humidity and has some drought tolerance. It is susceptible to aphid attacks.