![]() ![]() All reports are gathered and plotted in the map below. The University of Georgia specifically tracks sightings of French broom across the country. On the mainland, there aren’t any problems. In Portugal, it’s specifically invasive in the Azores islands, off the coast of Africa.In the United Kingdom, it crowds Scotch broom out.This is because it’s competing with other native species of broom. Since it’s a prolific seeder, quite hardy, and resists drought, it’s likely to spread almost everywhere very fast.įrench broom is reported as an invasive plant in the British Isles and even in Portugal. In other places, it’s likely to be invasive. Here is a map showing, in green, the areas where French broom is native to. Actually, much of Europe is what Genista monspessulana calls home. Well, obviously France is one of the sources, but it isn’t the only one. Read also: non-invasive alternatives to French broom.Invasive in – Australia, New Zealand, Portugal (but only the Azores islands), South America, United States, United Kingdom Native to – Southern Europe, Northern Africa Native and invasive ranges of French broom It’s a dangerous fire hazard, too! Here where this shrub is native to or invasive in, so you know whether to plant it or not. It is important to check with your local extension office before adding the plant or its relatives to your landscape to see if allowable in your area.Horticulturists love its yellow blooming, but French broom ( Genista monspessulana) is actually invasive in many countries. Note: Although broom plants produce attractive, sweet-pea like blooms, they have become highly invasive in many areas. The broom family is a hardy, no fuss group that is much maligned but can perform well in the cultivated garden with little care. Use organic mulch to prevent weed competitors and conserve moisture. ![]() These pests overwinter in old debris, so keep the area under the plant raked clean. Trim the plant in late fall, late winter or before flower buds have formed if you want to keep the size down without diminishing blooms. Other trimming is up to you but not strictly necessary. Just a light deadheading will do the job. Once the flowers are spent and seed heads have formed, pruning broom shrubs is recommended to reduce seed spread. Try growing sweet broom shrubs in groups as a hedge or border with brilliant yellow flowers and stems of wild abandon. Water your sweet broom regularly for the first few months if rainfall isn’t sufficient to keep the soil moist.īroom shrubs don’t need supplemental food in most situations but add iron sulfate in spring where soils are alkaline. ![]() Push the soil around the roots and tamp it down. These plants tolerate a range of unpleasant conditions such as windy sites, low fertility and even rocky areas.ĭig a hole twice as deep and wide as the root ball. Select a bed where the soil has been worked deeply and is freely draining. This low maintenance plant may be just the thing for an easy care garden. Pruning broom shrubs is optional but can help to keep it in the habit you wish. If established in well-drained soil, the plant’s needs are met with low fertility additions and moisture. ![]() The plant forms a shrub 6 to 8 feet (1.5-2+ m.) wide with a slightly smaller spread. With careful management, sweet broom can be a wonderful addition to the landscape. Across many of the nation’s highways it blazes with color and attracts pollinators of many species. If the plant can become invasive, why then would you want to know how to plant broom shrubs? Besides sweet broom’s nitrogen fixing abilities and its rapid growth with fibrous soil stabilizing roots, the sweet smelling, attractive blooms are a harbinger of summer. But is sweet broom invasive? It was used by the United States transportation department to colonize disturbed roadsides after building trans-continental roads and to enhance soil properties but is now considered invasive in some regions. The plant was popular for its rapid growth and low sweet broom shrub care. This is evident in its bloom form, and also means the plant has the capacity to fix nitrogen in soil. Sweet Broom InfoĪ common bit of sweet broom info is its relation to the pea family or Fabaceae. In the proper space, growing sweet broom shrub will add a nice wild touch to the landscape and enhance the area with its scented blossoms. The plant grows quickly and produces a nice airy bush with drought and cold tolerance. While many people consider the plant a noxious weed, it is an attractive plant with its pea-like golden yellow blooms and bright green compound leaves. Genista racemosa) is a familiar sight along highways and in disturbed areas of the west. One of the more common, sweet broom ( Cytisus racemosus syn. There are over 30 species of Cytisus, or broom plants, found in Europe, Asia and northern Africa. ![]()
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