In its native range in the Mediterranean region, G. monspessulana is widespread but only locally abundant. It tends to form small populations. Description. French broom is an upright, evergreen shrub that commonly grows to 10 ft. tall. It has round stems that are covered with silvery, silky hair, and small. Genista monspessulana. In: Fire Effects Information System, [Online]. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire.

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Retrieved from ” https: Ingestion of the plant can cause staggering followed by paralysis in some livestock McClintock, Polunin O, Smythies BE, Fabaceae Leguminosae Synonym s: Peterson DJ, Raj Prasad, Ecological Threat Genista monspessulana can be found in coastal plains, mountain slopes, riverbanks, road cuts, forest clear-cuts, grassland and open canopy forest on a wide range of soil types.

Sheldon Navie leaves and small flower clusters Photo: Survey of distribution and importance of Genista brooms in NSW.

Naturalised Pteridophytes, Gymnosperms and Dicotyledons. This species reproduces only by seed. Leaflets are elliptic to obovate, often with a short point. Retrieved May 19, The annual probability that a seed in the seedbank will become monspessulanaa seedling is about 0.

Seed production increases asymptotically with plant age for all populations, peaking at ca. Flora of California, Vol.

Some secondary local dispersal may be due to ants McClintock, Distribution Table Top of page The distribution in this summary table is based on all the information available.


Acme Agency Candolle AP de, The top of the vegetative shoots produces racemes of lateral axillary flower clusters in the subsequent year while the main axis of the shoot continues to grow and produce leaves above the flowering zone as the season progresses.

University of Adelaide McClintock E, US Fish and Wildlife Service, b. When introduced to a new area, French broom can become an invasive plant. Park Science, Spring Issue. Mapping environmental weeds in the Mmonspessulana Lofty Ranges, South Australia, using high resolution infrared aerial photography. Noxious Weeds of Australia.

In California it has been estimated to invade at least 40, ha and was first introduced as an ornamental into the San Francisco Bay region. Naturalised overseas in the UK, monspesxulana Africa i.

Genista monspessulana – Invasive Species | Cape Town Invasives

It is native to the Mediterranean region. Accidental Introduction Dispersal monspdssulana seeds may occur in mud attached to all-terrain vehicles and ramblers’ boots Parsons and Cuthbertson, Its value as a fodder crop has been explored in upland Ethiopia Kahsay-Berhe and Tothill, Management is most effective using fire-based integrated weed management in areas that cannot wait for the mknspessulana biocontrol solution.

Flowers are pedicellate and borne in a series of congested lateral racemes of three to seven flowers on indeterminate axillary branches along last year’s shoot growth with new growth and leaves continuing above. University of California Press, In Victoria, Cape broom Genista monspessulana monspsesulana very widespread and is considered to be a very serious threat to the integrity of many vegetation communities.


Chemical composition of the forage and conclusions. Unpublished file report al A m high shrub native to Europe with unarmed, slender, erect, very leafy, green branches; young branches are ridged and hairy. Such infestations are likely to have a major impact on the food sources of native fauna as well as reducing plant biodiversity. California, Oregon gensta Washingtonsouthern South America i.

There are also numerous native legumes that may also be confused with this species e.

Shrub or Subshrub Genista monspessulana L. Parsons and Cuthbertsonallude to its use by Mexican Indians for smoking etc. When several references are cited, they may give conflicting information on the status. genistq

Genista monspessulana

Discovery of the gall mite Aceria genistae Nalepa Acarina: A study of such variation is required to clarify such suppositions. French broom, Genista monspessulanagrows to 1—2. One mature plant can produce 10, seeds per season. The legume-feeding psyllids Homoptera of the west Palparctic Region. Plant Protection Quarterly, 15 4: Monspesshlana is it a problem? Easter broom, Genista x spachiana. Without these options e.

Weeds of Australia – Biosecurity Queensland Edition Fact Sheet

Moscow and Leningrad, Russia Kunze G, Lanford J, Nelson L, In the native range, G. In the field, G. French broom is a woody, tap-rooted shrub that reproduces by seed.