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 […]
BEST TIME TO TREAT OKLAHOMA SPRING AND SUMMER WEEDS
Though he did not specifically mention Oklahoma weeds, I do tend to agree with Ralph Waldo Emerson when he defined a weed as “a plant whose virtues have not yet been discovered”. True, some of Oklahoma’s weeds are adorned with pretty flowers like the bushy aster below. And while other Oklahoma weeds may have interesting […]
Oklahoma’s Most Beautiful Weed
Every year at this time I see neighbors with this pretty little flower coming up all over their yards. So pretty is the Bushy Aster…purple flowers with yellow centers. If you are like this Red Dirt Gardener then you too are on a mission to make sure this prolific weed does not take root […]