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Weed Identification

golden bamboo

Family

Poaceae

Scientific Name

Phyllostachys aurea

Habit

Bamboo is a rhizomatous, woody perennial that forms thick stands and chokes out native vegetation. Rhizomes of this plant creep underground over 1 meter deep. Sprouts commonly arise over 3 meters from the main stand and grow to a height of 8 meters. Its abundant glossy leaves remain evergreen.

Leaves

Leaf blades are glossy and lanceolate. Leaves are typically 1 to 2 cm wide and 1.5 dm long. Both sides of the leaf lack hairs but few hairs are often found near the petiole attachment. Stems are round and smooth with ridges at every node. An area just above the node will be flat on one side of the stem. Ligules are hairy and auricles may be present.

Identifying Characteristics

Bamboo can grow up to a height of 8 meters with a stem diameter of 5 cm. Its minimum temperature tolerance is estimated at 0 degrees.

Seed Fruit

Bamboo typically spreads by rhizomes and sprouts. Seed production is rare in the United States.

Where Found

Bamboo has escaped from ornamental plantings to become a serious weed in many settings. Often, bamboo planted by a neighbor tends to encroach on another neighbor's lawn. Bamboo thrives in moist, well drained soil and can be found in most areas of the southern US. Bamboo does not survive the extreme winters of the north.

Leaf Hair on Upper Surface

hairs on basal half only

Mature Leaf Width

Varies: 
6 to 15 mm
more than 15 mm

Stem

round

Seedhead

branched spike

Life Cycle

perennial

Auricle

present

Ligule

hairy

Ligule Length

Varies: 
less than 1 mm
1-2 mm

Plant Type

Grass