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Oklahoma Weed: Henbit

  Weed group: Winter Annual Characteristics: A member of the mint family that does well in fertile moist soil. The seeds germinate in the fall. Successfully overwintering, henbit will begin to produce tubular purple flowers in the spring. If you look closing at the stems you will see that the hairs are pointed downward. The […]

Oklahoma Weed: Dandelion

Weed group: Broad leaf Simple perennial Characteristics: They have a long tap root that will allow them to survive the winter and regrow in spring, or any time you pull them and do not get all of the root. The bright yellow flowers turn into puff balls of seeds which will be carried by the […]

Oklahoma Weed: Crab Grass

    Weed group: Warm season annual grass Characteristics: Sproutsfrom seed as temperature warms throughout the spring and summer. Dies back down after the first frost.Thrives in moist areas with plenty of sunlight. Invades thin lawns, often along edges and curbs. How To Control •  Cultural: Best preventer is to keep your lawn thick and […]


Oklahoma Weed: Nut Grass (Sedge)

Weed group: Grass Like Perennial Weed Characteristics: looks ugly because it grows faster than your lawn and really sticks out. Waxy appearance with a yellow to yellow green coloration. Stands upright because it has a triangular stem. Produces a seed head and tubers or nutletts on its rhizomes underground. Control: Cultural: thrives in wet areas […]

Oklahoma Weed: Chickweed

Weed group: is a creeping winter annual Characteristics: Life cycle begins with seeds germinate in late fall and winter. Spring produces tiny star shaped white flowers on hairy stems which set seed and die as the temperature rises. The spreading branch structure develops a fibrous root system wherever they come in contact with soil. This […]


Oklahoma Weed: Black Medic

Weed group: Summer annual. Black Medic is also considered a noxious weed Characteristics: Resembles and often mistaken as clover. Low growing, crawling weed. Black medic is also a legume and is able fix nitrogen from the atmosphere. Sprouts from seed in the spring and fall, often living through the winter. Plants that germinate in summer […]

Oklahoma Weed: Annual Bluegrass (Poa)

Weed group: Broad leaf winter annual Characteristics: Thrives in moist soil and cool weather and dies in dry hot weather. Forms dense bright green patches. Each plant produces apprx. 100 seeds. There are actually 2 types of Bluegrass one being a true annual and the other a perennial. It is difficult to differentiate between the […]

Sweet Corn Harvest

When Should I Harvest Corn?

When should I harvest or pick the corn?   The appearance of the unhusked ears provide little information of the optimum time to harvest. Everyone has their way of telling if the corn is ready. 1.  Some look at the silks as an indicator of when not to harvest, harvesting only when the silks are dry […]