Gympie's Top 10 Weeds
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Annual Ragweed
Erect plant, 1–2 m high with slightly rough, fern-like leaves that are deeply divided with hairy undersides.
Fact sheet and control information
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Cats Claw Creeper
An aggressive and invasive vine that can completely smother native vegetation. Leaves have two leaflets, with a three-clawed tendril (the cat’s claw) growing between them. Flowers are yellow and bell-shaped.
Fact sheet and control information
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Fireweed
Daisy like herb. Alternate, dark green leaves with serrated margins. Flowers are bright yellow and the (usually) 13 petals are recurved.
Fact sheet and control information:
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Giant Rat's Tail / Paramatta grass
Large, tufted, perennial grasses growing up to 2 m tall with long, 45 cm seed heads that hold 1000s of seeds. Leaves are noticeably tougher than those of any other species.
Fact sheet and control information
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Groundsel Bush
A densely branched shrub, less than 3 m high. Leaves are dull green, alternate, wedge shaped and 2.5–5 cm long, with a few lobes in the upper part.
Fact sheet and control information
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Mother-of-Millions
Fleshy, succulent plants growing to 1 m or more in height with tall flower spikes in winter that bear clusters of bell-shaped flowers. Small plantlets develop along the edges of the leaves.
Fact sheet and control information
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Opuntias
Cacti are succulents that are drought resistant due to their lack of leaves and thick skins. They are usually covered in sharp spines. The cacti listed above vary widely in their form and habit. Refer to the relevant fact sheet (see link below) for more information on identification tips.
Fact sheet and control information
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Parthenium
Annual herb with an erect stem that becomes woody with age and develops many branches in its top half. Its leaves are deeply lobed and covered with fine soft hairs. Each small creamy white flower contains four to five black seeds.
Fact sheet and control information
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Salvinia
Free-floating aquatic fern, with small, spongy, green leaves positioned in pairs along a common stem. The surface of each leaf is covered with long, stiff, water-repellent hairs. When the plant matures the leaves become thick and fold at the mid-rib.
Fact sheet and control information
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Water hyacinth
Floating waterweed with dark green, rounded leaves. Leaf stalks are spongy, bulbous structures; mature plants have elongated leaf stalks.
Flowers are light purple with a darker blue-purple area with a yellow centre. The root system is extensive and feathery / fibrous.Fact sheet and control information
If you don’t find the answers you are looking for in the information above, or to report declared weeds to Council click the button below.