Tillering Blackgrass REF BG 6

Blackgrass seed head alone on black background
ref BG 22

Blackgrass plant and speedwells
after being sprayed with stomp + lexus in wheat
ref BG 24

Blackgrass well tillered in spring
REF BG 5

Blackgrass plant overwintered
and tillering on ploughed land ref BG 23

Spring blackgrass 2-3 weeks afterHerbicide Hawk Lexus ref BG 11

Blackgrass in wheat GS 11 ref BG 1

Blackgrass in wheat GS 11 ref BG 2

Blackgrass in wheat GS 11 -12 ref BG 3

High Infestation of Blackgrass in barley GS 12-13 ref BG 4

High Infestation of Blackgrass in wheat GS 30 ref BG 7

Blackgrass ears above wheat crop
ref BG 8

Blackgrass 1-2 lf REF BG 16

blackgrass ears above wheat crop
ref BG 9

Blackgrass ears above wheat crop
ref BG 10

Autumn Blackgrass 2 weeks afterHerbicide Stomp Lexus ref BG 12

Blackgrass GS 30 REF BG 13

Blackgrass flowering-close up of ear
ref BG 14

Blackgrass seed head
ref BG 15

Blackgrass seed head ref BG 18

Blackgrass seed head ref BG 19

Blackgrass seed head
curled over, unusual view ref BG 20

Blackgrass seed ref BG 17

Blackgrass seed return in
base of wheat crop ref BG 21