Tagetes patula from start to finish.
Week Stage:
1
2
3
4
5
6
7
8
9
10
11
germination
seedlings development
tranplanting
Blooming
Chamber:
optional 20—22 20—22
Temperature day, 0 C Temperature night, 0 C Substrate humidity, 1—5 Tray/pot type → Spacing, cm
19—20(25) 19—20(22)
18—19(25) 18—19(23)
5
2—4
2—4
288-cells 5.8—6.2
pots 10—13
Substrate pH, 1—14
6.1—6.5
2
1.7
1.7
1.7
1.5
1.3
1
Water EC, mS/cm
0.5
Ca+Mg application (↑) Substrate EC (SME), mSm/cm
0.5 0.5
0.5—0.75 75—125
1.5—2.1 125—175
Fertifation (N), ppm
— —
NPK rate, & Ca+Mg application (↑)
15–3–15, 17–5–17
10–5–17, 15-10-35
Light intensity, KLk
not required
20—30
40—60
Day length, hours
— —
natural day length
natural day length
pinching
not need
not need
B-Nine WSG at 2,500–5,000 ppm
PGRs
—
not need
Public
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