UC home and landscape guidelines for control of Crabgrass. ... Smooth crabgrass is a low-growing, summer annual plant that spreads by seed and from rootings of the culm nodes (joints) that lie on the soil. When unmowed it will grow upright to about 6 inches, but it will tolerate mowing in turf at 1/4-inch and will still...
www.ipm.ucdavis.edu/PMG/PESTNOTES/pn7456.html
Photos and descriptions of Crabgrass ... DESCRIPTION: Large crabgrass, D. sanguinalis, is a widely distributed annual that germinates throughout the summer. Seedlings sprout quickly, forming a clump with extensive roots where soil is moist. Once established, it is difficult to weed out because it roots at the nodes.
www.ipm.ucdavis.edu/PMG/WEEDS/crabgrasses.html www.ipm.ucdavis.edu/PMG/WEEDS/crabgrasses.html
Smooth crabgrass and large crabgrass ... Reproduce primarily by seeds. Large crabgrass can also reproduce by long, rooting tillers. ... Both crabgrasses are much-branched and upright or prostrate. Large crabgrass is normally mat forming, often has purple stems, and can grow to more than 3 feet in height.
www.turf.uiuc.edu/weed_web/descriptions/crabgrasses.htm www.turf.uiuc.edu/weed_web/descriptions/crabgrasses.htm
What's the best way of killing crabgrass (also spelled "crab grass")? Using preemergent herbicides is the best way to get rid of crabgrass, but killing the weed begins with proper identification, to which end I provide pictures to help with your weed control. ... Preemergent Herbicides for Killing Crabgrass: When to Apply...
landscaping.about.com/od/weedsdiseases/qt/kill_crab_gra... landscaping.about.com/od/weedsdiseases/qt/kill_crab_grass.htm
AY-10.indd (PDF File)
AY-10 -W IL-IN TW 33 Control of Crabgrass in Homelawns Chemical Control Often, cultural control alone will not control crabgrass satisfactorily, and herbicides may be needed. This is especially true in new lawns or lawns that are thin from damage or improper maintenance.
www.agry.purdue.edu/turf/pubs/ay-10.pdf
Digitaria - Wikipedia, the free encyclopedia
Digitaria is a genus of about 300 species of grass (family Poaceae) native to tropical and warm temperate regions. Common names include crabgrass , finger-grass , and fonio . They are slender...
en.wikipedia.org/wiki/Digitaria
This is a young crabgrass plant. As it get older the upward growing "arms" often flop over and radiate out from the center, covering the ground and driving gardeners nuts.. ... Not a native plant, crabgrass was introduced from Europe. I don't know if it got here by accident or not...if you do, tell me and I will pass...
waddell.ci.manchester.ct.us/g_crabgrass.html waddell.ci.manchester.ct.us/g_crabgrass.html
Crabgrass is a warm-season, annual grass, which grows best in the heat of mid-summer. It overwinters as seed. It comes up about mid-May or later. It is killed by fall frosts. Crabgrass is not shade tolerant, and grows best in full, hot sun. Several lawn care practices can be used to help control crabgrass.
www.extension.umn.edu/info-u/plants/BG533.html
Crabgrass killer kills crab grass, basketgrass, chickweed, clover, and other similar weeds, Free Shipping, we don't expect our customers to be lawn-care experts. We sell Agralawn Crabgrass Killer because everyone can use it. ... Crabgrass Alert Company doesn't expect its customers to be lawn-care experts. We sell Garden...
www.crabgrassalert.com/ www.crabgrassalert.com/