Cytisus is a fantastic flowering shrub, instantly recognizable thanks to its flush of upright, blooming branches.
A summary of Cytisus facts
Name – Cytisus
Family – Fabaceae
Type – shrub
Height – 2 to 6 ½ feet (0.4 to 2 meters)
Exposure – full sun
Soil – ordinary, rather poor
Foliage – deciduous or evergreen
Flowering – April to June
Easy to care for, the planting and pruning contribute towards increasing growth and blooming of your cytisus.
If purchased in a container, cytisus can equally be planted both in fall or spring, as long as it doesn’t freeze.
- Cytisus doesn’t grow well in excessively chalky soil.
- In a hedge, space plants at least 48 inches (120 cm) from each other.
- It will feel great both as a hedge and as as a standalone.
- Refer to our guidelines for planting shrubs
Note that some Cytisus species are invasive in the Americas. Here are the best alternative broom shrubs that can be planted instead.
Pruning and caring for cytisus
Cytisus is so easy to care for, that it requires very little work and you can forget about it completely. Its magnificent blooming will remind you it’s still there, though!
How to prune cytisus
Cytisus doesn’t need to be pruned or trimmed, but you can, however, remodel its shape from time to time.
Prune the sprigs of the year when the flowers have died off the cytisus.
You can also reshape your cytisus to a nice shape just after the blooming, cutting back more drastically.
- All there is to know about pruning shrubs
As regards watering, the first year is the only year where regular watering is needed.
Indeed, cytisus is a shrub that doesn’t fear high temperatures.
A cytisus growing in a pot nonetheless needs more attention as regards watering.
Learn more about Cystisus
Its growth is relatively fast and it adapts well to most soil and climate types.
Cytisus only live for a few years, 5 to 7 at most, which means they require replacing after this short span of time.
You easily prepare cuttings in summer to multiply your plants, which is a great way to replace the mother plant regularly.
Plants easily confused with Cytisus
Even though the color and bearing is similar to those of scotch laburnum, they’re both different shrubs.
Another broom that resembles this plant very closely is French broom.
However, Cytisus, specifically the Cytisus scoparius species, is exactly the same thing as Scotch broom. Scotch broom is a species within the wider Cytisus (or broom shrub) family.
Properties and traditional use
Cytisus sprigs are used in the pharmaceutical industry. Sparteine is extracted from Scot’s broom. This compound has properties that help regulate heart activity.
The most common Cytisus varieties:
- Cytisus praecox ‘Albus’ – white flowers, shown in nearest picture
- Cytisus beani – intense yellow blooming (Bean’s broom)
- Cytisus purpureus – purple colored
- Cytisus kewensis – creamy-white color
- Cytisus scoparius – gold yellow (Scot’s broom or Scotch broom, invasive in America)
- Cytisus multiflorus – white flowers (Spanish broom)
Smart tip about cytisus
In order to protect roots from the cold in winter, go natural and mulch the foot of the tree with plant-based mulch.