Pokeweed, Phytolacca americana Common Pokeweed is a native perennial plant often found in pastures and fence rows. The large, fleshy taproot makes the plant more difficult to kill, so early control is beneficial. The stem is normally red and… Read More
Spiny Pigweed, Amaranthus spinosus Spiny pigweed, also called spiny amaranth, is an annual weed with hairless stems and leaves and a reddish tinge. Leaves are alternate and range from 1.5 to 2.5 inches in length, and there are two… Read More
Perilla Mint, Perilla frutescens Perilla Mint is an escaped ornamental summer annual that grows in shaded areas up to a height of 2 feet. Leaves are simple and opposite, and can have a purple-green tint. All parts of the… Read More
Spiderwort Spiderwort is a native perennial species with a large, fleshy stem and long, grass-like leaves. Flowers have three petals that are normally purple to pink in color. Spiderwort emerges in early spring and produces seed throughout the… Read More
Prickly Pear Cactus Control Prickly pear cactus can be a major problem in Florida pastures and rangelands, primarily because of how the plant reproduces. This weed spreads by fragmentation, so pieces of the primary plant can form roots… Read More
Lantana Lantana is a woody native plant that is toxic to livestock. Although it is sold as an ornamental, commercial varieties are sterile. Lantana producers allelochemicals in its roots and stems that inhibit the growth of other plants… Read More
Horsenettle Horsenettle is found in sandy openings and can be a problem in pastures. Mature plants are perennials with spiny and hairy stems. Flowers may be white, violet, or blue in color, and the fruit produced turns yellow… Read More
Dogfennel Dogfennel is an aggressive native perennial plant, and is currently the most common pasture weed in Florida. Studies have shown that significant loss of forage occurs if Dogfennel is not removed prior to July 1st. Additionally, while… Read More
Crabgrass Control There are five crabgrass species found in Florida; India, blanket, southern, tropical, and smooth. The blanket and India species are perennials, while southern, tropical, and smooth crabgrasses are annuals. Due to the variations in life cycles,… Read More
Ragweed Ragweed is an erect, branching summer annual that is native to Florida and found extensively in disturbed areas, such as road sides, fields, orchards, and waste places. It producers thousands of seeds per plant and is an… Read More
