Johnsongrass
Poisonous plants by letter
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Looking for a plant but don't know the name? Try the toxic plant identifier
This information is for reference only, if you think your horse has eaten something toxic, call your vet right away.
Johnsongrass
Names: Sorghum, Sudan grass
Description: Grass with a coarse stem and broad, veined leaves. Can grow up to six feet tall and have large multi-branched seed heads.
Concern level: High after rainfall when new shoots grow quickly.
Toxic parts: Leaves and stems, young shoots contain the highest concentration.
Symptoms: Loss of nerve function in bladder and hind legs, lack of coordination, constant dribbling of urine due to bladder paralysis, bladder infection, fetal deformities, fetal death.
Danger: Contains a cyanide compound which inhibits the body’s ability to absorb oxygen.
More information: Illinois Natural History Survey
Poisonous plants by letter
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Looking for a plant but don't know the name? Try the toxic plant identifier
This information is for reference only, if you think your horse has eaten something toxic, call your vet right away.
