How can we help?

You can also find more resources in our Help Center.

Study sets matching "weeds"

Study sets
Classes
Users

Study sets matching "weeds"

60 terms
WEEDS
Bahiagrass: Paspalum notatum
Johnsongrass: Sorghum halepense
Purple Nutsedge: Cyperus rotundus
Bermuda Grass: Cynodon dactylon
Bahiagrass: Paspalum notatum
Johnsongrass: Sorghum halepense
12 terms
Weeds
Canada Thistle
Common Mullein
White Cockle
Spotted Knapweed
Canada Thistle
Common Mullein
38 terms
Weeds
Canada Thistle
Common Tansy
Dalmatian Toadflax
Diffuse Knapweed
Canada Thistle
Common Tansy
72 terms
Weeds
Annual bluegrass
Annual bluegrass
Annual sowthistle
Annual sowthistle
Annual bluegrass
Annual bluegrass
14 terms
Weeds
Morningglories
Morningglories
Pigweed
Pigweed
Morningglories
Morningglories
36 terms
Weeds
Malva
Annual bluegrass
Annual sowthistle
Barnyardgrass
Malva
Annual bluegrass
49 terms
Weeds
Any plant growing where you don't want…
reduce yield
compete with crops for water, nutrient…
some are poisonous
What is a weed?
How do weeds impact crops?
How do weeds harm crops?
How can weeds harm livestock?
Any plant growing where you don't want…
What is a weed?
reduce yield
How do weeds impact crops?
50 terms
Weeds
foxtails
barnyardgrass
poa annua
orchardgrass
foxtails
barnyardgrass
65 terms
weeds
morningglory
common chickweed
dandelion
hedge bindweed
morningglory
common chickweed
9 terms
Weeds
Horse Nettle
Pennsylvania Smartweed
Curly Dock
Horseweed*
Solanum carolinense
Polygonum pensylvanicum
Rumex crispus
Conyza canadensis
Horse Nettle
Solanum carolinense
Pennsylvania Smartweed
Polygonum pensylvanicum
73 terms
weeds
prostrate pigweed (annual pigweed fami…
redroot pigweed... (annual pigweed family)
wild carrot (Biennial Carrot Family)
hemp dogbane (p-dogbane family)
prostrate pigweed (annual pigweed fami…
redroot pigweed... (annual pigweed family)
40 terms
Weeds
Garden Hydrocotyle... Hydrocotyle Sp.
Broadleaf Plantain... Plantago major
Dallisgrass... Paspalum dilatatum
Virginia Buttonweed... Diodia virginiana
Garden Hydrocotyle... Hydrocotyle Sp.
Broadleaf Plantain... Plantago major
66 terms
Weeds
Yellow Nutsedge
Smooth crabgrass
Large crabgrass
Barnyardgrass
Cyperus esculentus (P) Rhizomatous/nutlets
Digitaria ischaemum (A)
Digitaria sanguinalis (A)
Echinochloa crus-galli (A)
Yellow Nutsedge
Cyperus esculentus (P) Rhizomatous/nutlets
Smooth crabgrass
Digitaria ischaemum (A)
35 terms
Weeds
Redroot pigweed
Wild Carrot
Canada Thistle
Bull thistle
Redroot pigweed
Wild Carrot
11 terms
Weeds
Annual Bluegrass
Broadleaf Plantain
Buckhorn Plantain
Chickweed
Annual Bluegrass
Broadleaf Plantain
Weeds
Redroot Pigweed
Amaranthus retroflexus
Amaranth Family
Marsh Arrowgrass, Seaside Arrowgrass
Latin name for Redroot pigweed
Family?
Redroot Pigweed
Amaranthus retroflexus
Latin name for Redroot pigweed
20 terms
Weeds
Broadleaf Plantain
Queen Anne's Lace... Wild Carrot
Foxtail
Morning Glory
Broadleaf Plantain
Queen Anne's Lace... Wild Carrot
6 terms
Weeds
Goosegrass
Crabgrass
Dallisgrass
Yellow Woodsorrel
Goosegrass
Crabgrass
37 terms
Weeds
Barnyard Grass
Canada Thistle
Cocklebur
Serecia Lespedeza
...
Barnyard Grass
Canada Thistle
60 terms
WEEDS
Bahiagrass: Paspalum notatum
Johnsongrass: Sorghum halepense
Purple Nutsedge: Cyperus rotundus
Bermuda Grass: Cynodon dactylon
Bahiagrass: Paspalum notatum
Johnsongrass: Sorghum halepense
37 terms
weeds
Pigweed
Puncture vine
Common purslane
Shepherds Purse
Pigweed
Puncture vine
25 terms
Weeds
Annual Bluegrass
Black Medic
Chickweed
Crabgrass
Annual Bluegrass
Black Medic
25 terms
Weeds
Annual Bluegrass
Black Medic
Chickweed
Crabgrass
Annual Bluegrass
Black Medic
29 terms
weeds
Annual bluegrass
Black medic
Chickweed
Crabgrass
Annual bluegrass
Black medic
35 terms
Weeds
barnyardgrass
Downy Bromegrass
Chicory
Dandelion
barnyardgrass
Downy Bromegrass
40 terms
Weeds
barnyardgrass
burcucumber
canada thistle
common chickweed
barnyardgrass
burcucumber
16 terms
Weeds
Johnsongrass (Sorgham halepense)
Field Bindweed (Convolvulus arvensis)…
Bermuda Grass (Cynodon dactylon)
Horseweed
Johnsongrass, a coarse and generally clumping grass, is one o…
Leaves are attached to flattened stalks that are grooved on t…
Stems are somewhat erect, slightly flattened in cross-section…
Mature plants grow erect, 6.5-10 ft. Usually a single main st…
Johnsongrass (Sorgham halepense)
Johnsongrass, a coarse and generally clumping grass, is one o…
Field Bindweed (Convolvulus arvensis)…
Leaves are attached to flattened stalks that are grooved on t…
35 terms
weeds
barnyardgrass
hedge bindweed
field bindweed
downy bromegrass
barnyardgrass
hedge bindweed
32 terms
Weeds
Plantago major
Portulaca oleracea
Chamaesyce maculate
Polygonum aviculare
Broadleaf plantain
Common purslane
Spotted spurge
Prostrate knotweed
Plantago major
Broadleaf plantain
Portulaca oleracea
Common purslane
8 terms
Weeds
Barnyard grass
Bedstraw
Barnyard grass
Barnyard grass
Barnyard grass
Bedstraw
42 terms
Weeds
Broadleaf plantain
Common purslane
Spotted spurge
Prostrate knotweed
Plantago major
Portulaca oleracea
Chamaesyce maculate
Polygonum aviculare
Broadleaf plantain
Plantago major
Common purslane
Portulaca oleracea
10 terms
Weeds
annual bluegrass
broadleaf plantain
buckhorn plantain
chickweed
annual bluegrass
broadleaf plantain
23 terms
Weeds
annual bluegrass
Black Medic
chickweed
crabgrass
poa pratensis
medicago lupulinia
stellara medina
digitaria
annual bluegrass
poa pratensis
Black Medic
medicago lupulinia
Weeds
Amaranthus albus
Amaranthus Retroflexus
Daucus carota
Apocynum cannabinum
Tumble Pigweed... Amaranthaceae ... Annual
Redroot Pigweed ... Amaranthaceae ... Annual
Wild Carrot... Apiaceae
Hemp Dogbane... Apocynaceae ... Perennial
Amaranthus albus
Tumble Pigweed... Amaranthaceae ... Annual
Amaranthus Retroflexus
Redroot Pigweed ... Amaranthaceae ... Annual
37 terms
Weeds
Annual Bluegerass
Smooth Crabgrass
Large Crabgrass
Barnyardgrass
annual... Growth: bunch... Folded vernation... Tall, membranous ligue…
annual... tall rounded, membranous ligule... sheath: compressed, sm…
annual... tall, jagged edges of ligule, and membranous... compresse…
annual... pyramidal shaped sheath ... distinct panicle
Annual Bluegerass
annual... Growth: bunch... Folded vernation... Tall, membranous ligue…
Smooth Crabgrass
annual... tall rounded, membranous ligule... sheath: compressed, sm…
10 terms
Weeds
Impatiens glandulifera
Epilobium angustifolium
Oxalis corniculata
Urtica dioica
Impatiens glandulifera
Epilobium angustifolium
21 terms
Weeds
Barnyardgrass
Bitter Nightshade
Black Nightshade
Buckhorn Plantain
Barnyardgrass
Bitter Nightshade
52 terms
Weeds
Crabgrass
Crabgrass
Crabgrass
crabgrass
Germinates when soil temperature in mid spring cosistently re…
there are 3 crabgrass species: hairy crabgrass, southern crab…
All three species are pale green have a prostrate or ascendin…
Plants can produce seeds at mowing heights as low as 1/4 inch
Crabgrass
Germinates when soil temperature in mid spring cosistently re…
Crabgrass
there are 3 crabgrass species: hairy crabgrass, southern crab…
16 terms
weeds
wild carrot Daucus carota
bushy wallflower Erysimum repandum
common cocklebur Xanthium strumarium
jointed goatgrass Aegilops cylindrica
wild carrot Daucus carota
bushy wallflower Erysimum repandum
23 terms
WEEDS
Weed Development
Annual
Biennial
Perennial
1. Seed ... 2. Germination of Seed... 3. Vegetative Growth Stage -…
Seed & Death in a single growing season... Warm Season: Late Win…
2 years to complete their life cycle ... 1st Year: Vegetative Gr…
3+ years propagation from seed, ... Herbaceous: Survive the wint…
Weed Development
1. Seed ... 2. Germination of Seed... 3. Vegetative Growth Stage -…
Annual
Seed & Death in a single growing season... Warm Season: Late Win…
11 terms
Weeds
1
2
3
4
Annual Bluegrass
Broadleaf Plantain
Buckhorn Plantain
Chickweed
1
Annual Bluegrass
2
Broadleaf Plantain
47 terms
Weeds
Euphorbia peplus... Euphorbiaceae
Geranium robertianum... Geraniaceae
Hypochaeris radicata... Asteraceae
Cytisus scoparius... Fabaceae
Petty spurge
Stinky bob
Hairy cats ear
Scotch broom
Euphorbia peplus... Euphorbiaceae
Petty spurge
Geranium robertianum... Geraniaceae
Stinky bob
23 terms
Weeds
Annual bluegrass
Black medic
Chickweed
Crabgrass
poa annua
medicago lupulinia
Stellaria media
Digitaria
Annual bluegrass
poa annua
Black medic
medicago lupulinia
66 terms
Weeds
Barnyard grass
Bitter night-shade
Broadleaf plantain
Buckhorn plantain
Echinochloa crus-galli
Solanum dulcamara
Plantago major
Plantago lanceolata
Barnyard grass
Echinochloa crus-galli
Bitter night-shade
Solanum dulcamara
18 terms
Weeds
Marguerite blanche (Ox-eye daisy)... viva…
lierre terrestre (creeping Charlie)... vi…
Chou gras - Chenopode blanc (lamb's qu…
Chardon vulgaire (Bull thistle)... bisann…
Marguerite blanche (Ox-eye daisy)... viva…
lierre terrestre (creeping Charlie)... vi…
34 terms
Weeds
Barn Yard Grass
Bitter Night Shade
Broad Leaf Plantain
Buck Horn Plantain
Barn Yard Grass
Bitter Night Shade
10 terms
weeds
crabgrass
chickweed
dallisgrass
goose grass
crabgrass
chickweed
11 terms
Weeds
Crabgrass
Creeping Charlie
Henbit and red deadnettle
Honeyvine milkweed
Crabgrass
Creeping Charlie
27 terms
Weeds
Barnyard Grass
Smooth bedstraw
Burdock
Butter and eggs
Barnyard Grass
Smooth bedstraw
14 terms
weeds
beggarweed
bermuda grass
chickweed
common cocklebur
...
beggarweed
bermuda grass
1 of 10