Agave sisalana, Fam. Agavaceae
Large freely suckering, short-stemmed perennial succulents with hard fibrous roots, leafy parts to 2m tall x 3m wide.
Other invasive plants
Invasive plants that are not prohibited or restricted invasive plants, but are known to spread readily and cause negative impacts, within the region.
|Form or habit:||Succulent or cactus|
Long-lived in rosettes, sword-shaped up to 1300 x 120mm, with a hard dark brown terminal spine to 35mm long. Green leaves, usually with toothless margins when mature and with minute teeth when young.
|Flower description:||Yellow green 'petals' are all equal-sized and floral filaments are 50-65mm long, with funnel to urn-shaped basal tube to 18mm long, borne in sprays on an erect central mast-like stem to 6m tall.|
|Fruit description:||Not seen in this species of Agave.|
|Food source for:|
|Toxicity:||No toxicity known|
|Origin:||America, chiefly Mexico|
|Notes:||Spreads by: suckers, vegetative reproduction (numerous small bulbs formed in the axils of small bracts around spent flowers), dumped garden waste, water movement and animals. Invades/threats: bushland and coastal dunes forming dense thickets. Recorded in coastal areas in this district. Historically planted on many islands. Also grown around the world for fibre.|
|Information sources:||Mackay Regional Pest Management Group (2018) Weeds of the Mackay Whitsunday Region Second Edition.|