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Johnsongrass

Other names: Aleppo milletgrass, Guinea grass, means grass
Life cycle: Perennial
Found in: Cropland, pastures, hay fields and roadsides from Massachusetts to Iowa, south to Florida and Texas and in southern California.
General description: A rapidly spreading grass that occurs from seeds and rhizomes and can grow 6½ feet high. One of the most common weeds in crops.
Seedlings: Leaves are rolled in the shoot, without auricles and with a membranous ligule that may be toothed at the top. Leaves are hairless and develop a white midvein as they mature.
True leaves: Same as the seedlings, reaching 6" to 20" long and the white midvein becoming prominent.
Flowers and fruit: Seedhead is a large open panicle with a purplish tint. Seeds are oval and dark red or black when mature.

Special note: Exhibits glyphosate resistance.

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