x Alcalthaea suffrutescens 'Parkallee'
Shrubby Alcalthaea 'Parkallee'
This is not a true hollyhock, but a hybrid between Alcea Rosa and Althaea Officinalis. It has creamy semi-double flowers with maroon stamens, flowers over a long period - later than hollyhocks,- and is sterile so puts all energy into the flower production. Continues to flower into Autumn
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Full sun
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Occasional watering
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Full Frost Hardy: 5F (-15°C)
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Free draining and fertile
Common name
Shrubby Alcalthaea 'Parkallee'
Latin name
x Alcalthaea suffrutescens 'Parkallee'
type
Biennial or short-lived perennial
family
Malvaceae
ph
5.0 - 8.5 Acid - Neutral
Plant & bloom calendar
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Best time to plant
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When the plant will bloom
full grown dimensions
x Alcalthaea suffrutescens 'Parkallee'
This is not a true hollyhock, but a hybrid between Alcea Rosa and Althaea Officinalis. It has creamy semi-double flowers with maroon stamens, flowers over a long period - later than hollyhocks,- and is sterile so puts all energy into the flower production. Continues to flower into Autumn
Flowering Season
From Mid Summer TO Late Summer
Hollyhocks flower in Summer
Planting Outdoors
From Early Spring TO Mid Spring
Container grown plants are put into a sunny, reasonably fertile well drained position in spring
Propagation by seed
From Mid Spring TO Late Spring
Sow seed in spring into flowering position.
Propagation by seed
From Mid Spring TO Late Spring
Sow seed in spring into flowering position.
Propagation by seed
From Early Spring TO Mid Spring
Sow seed under glass in early spring, with gentle heat.