The hollyhock amazes us all summer long with its magnificent flower stems.
In summary, what you need to know:
Last name : Alcea rosea
Family : Malvaceae
Type : Perennial
Height : 120 to 250 cm
Exposure : Sunny
Ground : Ordinary
Flowering : Summer
Sowing and caring for hollyhocks is easy and the decorative effect is guaranteed.
Planting and sowing hollyhock
It is recommended to sow the hollyhock in spring and summer in a mixture of garden soil and potting soil.
- Hollyhocks like borders, low walls.
- Maintain a distance of at least 30 cm between each seed.
- Sow 2 to 3 seeds per location.
- Water in fine rain regularly so as to keep the soil slightly moist.
- Flowering usually takes place the year after sowing.
You will be able multiply your hollyhocks by sowing in place.
Collect the seeds of a hollyhock:
To multiply your hollyhocks, plant the seeds that are in the capsule after flowering, keep them cool and protected from light and put them in the ground in the month of March or April depending on the region.
To plant the hollyhock well:
If you bought your hollyhocks in a bucket, it is possible to plant them directly in the ground.
- Planting is preferably done in spring.
- Leave a spacing of at least 30 cm between each plant to give them room to develop.
- Water regularly during the 1st year after planting
- Stake hollyhocks planted in the open to prevent them from bending.
Maintenance of the hollyhock
The hollyhock, once properly installed, hardly deserves any maintenance.
It draws the water it needs from the soil and can live in difficult conditions.
- Remove faded flowers as you go in order to stimulate the appearance of new flowers.
- Cut the stems at the end of the season, they will naturally grow back on their own the following year.
- In regions with cooler winters, protect the foot with a mulch.
Note that for windy regions, it is advisable to stake your hollyhocks to prevent them from sagging.
It is a plant that is mainly afraid of rust, a fungus that gives orange rust colored spots on the leaves.
Hollyhock and rust:
- Rust develops especially in spring and summer when the weather is rather humid.
- The leaves stain and eventually turn brown and fall off.
- Hollyhocks can die back after a rust attack.
- A preventive treatment based on Bordeaux mixture in spring is then essential.
- As a cure, only a spray of treatment against rose bush diseases can get rid of rust.
Hollyhock and aphids:
As for parasitic insects, hollyhocks are prone to aphid attacks.
- Hollyhock leaves curl up and become sticky.
- Only an anti-aphid treatment is effective.
To know about the hollyhock
Very beautiful perennial abundant flowering throughout the summer, the hollyhock enchants the beds and walls of our gardens.
This plant has very pretty white, pink, or even purple flowers at the end of long stems with light foliage.
It is often found on roads, sidewalks and is able to seed itself naturally almost anywhere. Their strength allows them to nestle where there is room and to lift certain road surfaces.
It is an ideal flower for country gardens, it goes perfectly with althea or lavatères, close cousins.
The hollyhock has always had medicinal virtues recognized for its soothing benefits. The hollyhock flowers are perfectly edible and are eaten both raw, in salads, or as an infusion to make herbal teas.
It's better to stake to prevent them from bending .
Along a wall you can hang them with a string stretched on either side.
© Pwollinga, © Ivonne Wierink