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Plant type
Grass or grass like
Broadleaf
Grass or grass like
Other
If you find errors in this application, please contact
Weed ID Developers
.
Leaf arrangement
folded in bud
rolled in bud
I do not know
Ligule
membrane
membrane
hairy
none
I do not know
Ligule length
more than 3 mm
none
less than 1 mm
1-2 mm
2-3 mm
more than 3 mm
I do not know
Leaf hair on surface
I do not know
no hairs
hairs from base to tip
hairs on basal half only
I do not know
Mature leaf Width
less than 5 mm
6 to 15 mm
more than 15 mm
I do not know
Auricle
I do not know
not present
present
I do not know
Stem
flat or oval
round
triangle
I do not know
Root structure
fibrous
bulb/corm/enlarged stem/nutlet
rhizomes present
stolons present
I do not know
Seedhead
panicle
bristly
spike
branched spike
flowers
spiny burs
multiple spikes
panicle
I do not know
Lifecycle
winter annual
summer annual
biennial
perennial
I do not know
Common Name
Scientific Name
Common name
(10 weeds)
bulbous bluegrass
creeping bentgrass
Johnsongrass
orchardgrass
redtop
reed canarygrass
rescuegrass
sweet vernalgrass
upland bentgrass
wild oat
Scientific Name
(10 weeds)
Agrostis
gigantea
Agrostis
perennans
Agrostis
stolonifera
Anthoxanthum
odoratum
Avena
fatua
Bromus
catharticus
Dactylis
glomerata
Phalaris
arundinacea
Poa
bulbosa
Sorghum
halepense