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SMALL GRAINS SEED DENSITY CHART

Seeds/plants per sq. ft

Seeds/plants (millions/acre)

Plants/seeds per foot

6 inch

7 inch

7.5 inch

8 inch

10 inch

24

1.05

12

14

15

16

20

26

1.13

13

15

16

17

22

28

1.22

14

16

18

19

23

30

1.31

15

18

19

20

25

32

1.39

16

19

20

21

27

34

1.48

17

20

21

23

28

36

1.57

18

21

23

24

30

38

1.66

19

22

24

25

32

40

1.74

20

23

25

27

33

SOYBEAN SEEDING RATE CHART


DESIRED PLANTS PER ACRE (X 1000)


75

100

125

150

175

200

ROW WIDTH

AVERAGE NUMBER OF PLANTS PER FOOT OF ROW

6 inch

0.9

1.2

1.4

1.7

2

2.3

7.5 inch

1

1.4

1.8

2.2

2.5

2.9

10 inch

1.4

1.9

2.4

2.9

3.3

3.8

15 inch

2.2

2.9

3.6

4.3

5

5.7

20 inch

2.8

3.8

4.8

5.7

6.7

7.7

30 inch

4.3

5.7

7.2

8.6

10

11.5