Details of...
Scientific Name: Alcea rosea
Pronunciation: al-SEE-uh ROE-zee-uh
Common Name: hollyhock
Family Name: Malvaceae
Plant Type: Annual, Biennial
Key ID Features: Leaves heart shaped, most with with 3, 5, or 7 lobes, up to 20 cm long; florets on a rigid raceme with leaf-like bracts up to 2 m tall.
Course(s): not used (off campus)

Habit: Stiffly upright
Form: Pyramidal - narrowly
Texture: Very coarse
Mature Size:
Height:1.3 - 2.0m
Spread:0.3 - 0.6m
Origin: South Asia / India
Hardiness Rating: Zone 3: (-40 to -34 C)
Soil/ Growing Medium: Humus rich, Well-drained
Landscape Uses: Attract beneficial insects, Medicinal plant, Perennial border
Additional Info: Google
Leaf Morphology: Glossary
Form: Lobed, Simple
Arrangement: Alternate
Texture/ Venation: Soft flexible
Surfaces: Pubescent
Colour in Fall: Brown, Yellow
Leaf(let) Terms:
Shapes: Orbicular, Ovate
Apices: Obtuse
Bases: Cordate
Margins: Serrate

Inflorescence Type: Raceme
Flower Morphology:Flowers perfect
Number of Petals:5
Corolla Shape:Funnelform
Ovary Position:Superior
Colour (petals): Showy, White, Yellow, Pink, Purple, Red
Flower Time at Peak: Jul, Aug

Fruit Type: Schizocarp
Fruit Colour: Brown
Fruiting Time: Aug, Sep
Additional Info: Mericarps (over 15) each contain a single seed

Bark or Stem Colour:

Pest Susceptibility: Mites, Rust, ( Rabbit resistant )
Specific Pests: Best to grow as annual to limit spread of hollyhock rust (Puccinia malvacearum).
(NCA) Not Currently Available : not used
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