YP1225A and YP1625A
Planting Overview
Great Plains |
401-625B | 6/19/19
3
Seed Spacing Charts
If only seed spacing is known, use the charts on the
following pages to determine population.
The following charts contain US customary and
metric units (seeds per acre and seeds per hectare,
inch and cm, etc.).
Low Range
acre
hectare
inch
cm
inch
cm
inch
cm
inch
cm
inch
cm
inch
cm
14 000
34 600
22.4
56.9
14.9
37.9
12.4
31.6
16.3
41.3
29.9
75.9
24.9
63.2
15 000
37 100
20.9
53.1
13.9
35.4
11.6
29.5
15.2
38.5
27.9
70.8
23.2
59.0
16 000
39 500
19.6
49.8
13.1
33.2
10.9
27.7
14.2
36.1
26.1
66.4
21.8
55.3
17 000
42 000
18.4
46.9
12.3
31.2
10.2
26.0
13.4
34.0
24.6
62.5
20.5
52.1
18 000
44 500
17.4
44.3
11.6
29.5
9.7
24.6
12.6
32.1
23.2
59.0
19.4
49.2
19 000
46 900
16.5
41.9
11.0
28.0
9.2
23.3
12.0
30.4
22.0
55.9
18.3
46.6
20 000
49 400
15.7
39.8
10.5
26.6
8.7
22.1
11.4
28.9
20.9
53.1
17.4
44.3
21 000
51 900
14.9
37.9
10.0
25.3
8.3
21.1
10.8
27.5
19.9
50.6
16.6
42.1
22 000
54 400
14.3
36.2
9.5
24.1
7.9
20.1
10.3
26.3
19.0
48.3
15.8
40.2
23 000
56 800
13.6
34.6
9.1
23.1
7.6
19.2
9.9
25.1
18.2
46.2
15.2
38.5
24 000
59 300
13.1
33.2
8.7
22.1
7.3
18.4
9.5
24.1
17.4
44.3
14.5
36.9
25 000
61 800
12.5
31.9
8.4
21.2
7.0
17.7
9.1
23.1
16.7
42.5
13.9
35.4
26 000
64 200
12.1
30.6
8.0
20.4
6.7
17.0
8.8
22.2
16.1
40.9
13.4
34.0
27 000
66 700
11.6
29.5
7.7
19.7
6.5
16.4
8.4
21.4
15.5
39.3
12.9
32.8
28 000
69 200
11.2
28.5
7.5
19.0
6.2
15.8
8.1
20.6
14.9
37.9
12.4
31.6
29 000
71 700
10.8
27.5
7.2
18.3
6.0
15.3
7.8
19.9
14.4
36.6
12.0
30.5
30 000
74 100
10.5
26.6
7.0
17.7
5.8
14.8
7.6
19.3
13.9
35.4
11.6
29.5
31 000
76 600
10.1
25.7
6.7
17.1
5.6
14.3
7.3
18.6
13.5
34.3
11.2
28.6
32 000
79 100
9.8
24.9
6.5
16.6
5.4
13.8
7.1
18.1
13.1
33.2
10.9
27.7
33 000
81 500
9.5
24.1
6.3
16.1
5.3
13.4
6.9
17.5
12.7
32.2
10.6
26.8
34 000
84 000
9.2
23.4
6.1
15.6
5.1
13.0
6.7
17.0
12.3
31.2
10.2
26.0
35 000
86 500
9.0
22.8
6.0
15.2
5.0
12.6
6.5
16.5
11.9
30.3
10.0
25.3
36 000
89 000
8.7
22.1
5.8
14.8
4.8
12.3
6.3
16.1
11.6
29.5
9.7
24.6
37 000
91 400
8.5
21.5
5.7
14.4
4.7
12.0
6.2
15.6
11.3
28.7
9.4
23.9
38 000
93 900
8.3
21.0
5.5
14.0
4.6
11.6
6.0
15.2
11.0
28.0
9.2
23.3
39 000
96 400
8.0
20.4
5.4
13.6
4.5
11.3
5.8
14.8
10.7
27.2
8.9
22.7
40 000
98 800
7.8
19.9
5.2
13.3
4.4
11.1
5.7
14.5
10.5
26.6
8.7
22.1
41 000
101 300
7.6
19.4
5.1
13.0
4.2
10.8
5.6
14.1
10.2
25.9
8.5
21.6
42 000
103 800
7.5
19.0
5.0
12.6
4.1
10.5
5.4
13.8
10.0
25.3
8.3
21.1
43 000
106 300
7.3
18.5
4.9
12.4
4.1
10.3
5.3
13.4
9.7
24.7
8.1
20.6
44 000
108 700
7.1
18.1
4.8
12.1
4.0
10.1
5.2
13.1
9.5
24.1
7.9
20.1
45 000
111 200
7.0
17.7
4.6
11.8
3.9
9.8
5.1
12.8
9.3
23.6
7.7
19.7
46 000
113 700
6.8
17.3
4.5
11.5
3.8
9.6
4.9
12.6
9.1
23.1
7.6
19.2
47 000
116 100
6.7
16.9
4.4
11.3
3.7
9.4
4.8
12.3
8.9
22.6
7.4
18.8
48 000
118 600
6.5
16.6
4.4
11.1
3.6
9.2
4.7
12.0
8.7
22.1
7.3
18.4
49 000
121 100
6.4
16.3
4.3
10.8
3.6
9.0
4.6
11.8
8.5
21.7
7.1
18.1
50 000
123 500
6.3
15.9
4.2
10.6
3.5
8.9
4.6
11.6
8.4
21.2
7.0
17.7
68261L
Twin Row 36in
(Twin Row
91.4cm)
20in Rows
(50.8cm Rows)
30in Rows
(76.2cm Rows)
seeds per
Twin Row 30in
(Twin Row
76.2cm)
36in Rows
(91.4cm Rows)
70cm Rows
Plant Population
15in Rows
(38.1in Rows)
