Oxalis is a perennial plant.There are 900 species of oxalis–some with yellow flowers, other with purple, violet, or pink flowers. Some species are known as wood sorrels. Some are called false shamrocks. Oxalis can reproduce by rooting stem joints, tubers, or small bulblets depending on the species. It can take years to eradicate oxalis from…
Weeds
Shepherd’s Purse Organic Weed Control
Shepherd’s Purse is a cool-weather annual that is commonly found in lawns, gardens, orchards, vineyards, and along roadsides. It is also called lady’s purse and pepper plant. Shepherd’s purse is a member of the Brassicaceae or mustard family and so will grow easily where mustard grows. The young leaves of shepherd’s purse, like mustard, can…
Black Nightshade Organic Weed Control
Black nightshade—also called deadly nightshade–is the most common of several nightshade weeds. The nightshades are close relatives of tomatoes, potatoes, and eggplants. The leaves and berries of nightshades contain toxic alkaloids that are harmful to humans and animals. Hairy nightshade and cutleaf nightshade are two other garden weeds similar to black nightshade. Nightshades are annuals…
Foxtail Organic Weed Control
Foxtail is an annual plant that grows as a weed in lawns, vegetable and ornamental gardens, orchards, and vineyards. The seedlings look much like annual grasses. Descriptions and Life Cycle: Stalks grow 1 to…
Wild Garlic Organic Weed Control
Wild garlic is a perennial plant that grows from bulbils. There are several species of wild garlic. Wild garlic is sometimes cultivated as an ornamental but can be hard to control as it spreads. Descriptions and Life Cycle: Plants grow to 3 feet tall. Plant grows from a cluster of bulbs covered with papery sheath….
Henbit Organic Weed Control
Henbit is a broad-leafed plant that grows as an annual but also as a biennial and short-lived perennial. It is also known as dead nettle, bee nettle, and lamium. Description and Life Cycle: Plants…
Purslane Organic Weed Control
Purslane is a low-growing broad-leafed summer annual. The leaves and stems are edible. Description and Life Cycle: Stems grow 6 inches to 1½ feet long. Stems are smooth, succulent, prostrate; may be tinged with…
Poison Ivy Organic Weed Control
Poison ivy grow as a deciduous shrub or vine. A resin that covers the leaves, stems, fruits, and roots is toxic and commonly causes severe, painful skin rashes. Description and Life Cycle: Grows as bushy shrub to 3 feet tall or climbing or creeping vine in shade. Compound leaves bear three oval, pointed leaflets…
Poison Oak Organic Weed Control
Poison oak is perennial deciduous plant that grows as a shrub or vine. All parts of the plant are covered with a highly toxic resin that can cause severe dermatitis. Description and Life Cycle:…
Plantain Organic Weed Control
Plantain is a perennial plant. There are two common species of plantain—the broadleaf plantain and the buckthorn plantain. Description and Lifecycle: Broadleaf plantain has 4- to 6-inch long leaves. Buckthorn plantain has dull green…
