2023 Success Guide Annuals | Americas

SEED FINISHING

Petunia grandiflora FROST ™ F1 Petunia grandiflora MEDIA pH/EC LIGHT LEVEL

DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM

PESTS

DISEASES

pH: 5.5–5.9 SME 1.5–2.1 mS/cm, PourThru EC: 2.3–3.2 mS/cm

800–1,200 µmol·m -2 ·s -1

Facultative long day

68–70 °F (20–21 °C)

58–60 °F (14–16 °C)

125–175 ppm N Packs | 1 ppp | 4–5 weeks

Aphids, Thrips

Botrytis, Rhizoctonia

Large Packs | 1 ppp | 5–6 weeks 1 pt. | 1 ppp | 5–6 weeks 1 qt. | 1 ppp | 5–6 weeks 1.25 qt. | 2–3 ppp | 6–7 weeks 2.5 qt. | 3 ppp | 6–7 weeks 3 qt. | 3–4 ppp | 7–8 weeks 1.5 gal. HB | 3–4 ppp | 7–8 weeks 1.5 gal. pot | 3–4 ppp | 7–8 weeks

Petunia grandiflora PRISM ™ F1 Petunia grandiflora MEDIA pH/EC LIGHT LEVEL

DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM

PESTS

DISEASES

pH: 5.5–5.9 SME 1.5–2.1 mS/cm, PourThru EC: 2.3–3.2 mS/cm

800–1,200 µmol·m -2 ·s -1

Facultative long day

68–70 °F (20–21 °C)

58–60 °F (14–16 °C)

125–175 ppm N Packs | 1 ppp | 4–5 weeks

Aphids, Thrips

Botrytis, Rhizoctonia

Large Packs | 1 ppp | 5–6 weeks 1 pt. | 1 ppp | 5–6 weeks 1 qt. | 1 ppp | 5–6 weeks 1.25 qt. | 2–3 ppp | 6–7 weeks 2.5 qt. | 3 ppp | 6–7 weeks 3 qt. | 3–4 ppp | 7–8 weeks 1.5 gal. HB | 3–4 ppp | 7–8 weeks 1.5 gal. pot | 3–4 ppp | 7–8 weeks

Petunia grandiflora TRITUNIA ™ F1 Petunia grandiflora MEDIA pH/EC LIGHT LEVEL

DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM

PESTS

DISEASES

pH: 5.5–5.9 SME 1.5–2.1 mS/cm, PourThru EC: 2.3–3.2 mS/cm

800–1,200 µmol·m -2 ·s -1

Facultative long day

68–70 °F (20–21 °C)

58–60 °F (14–16 °C)

125–175 ppm N Packs | 1 ppp | 4–5 weeks

Aphids, Thrips

Botrytis, Rhizoctonia

Large Packs | 1 ppp | 4–5 weeks 1 pt. | 1 ppp | 5–6 weeks 1 qt. | 1 ppp | 5–6 weeks 1.25 qt. | 2–3 ppp | 6–7 weeks 2.5 qt. | 3 ppp | 6–7 weeks 3 qt. | 3–4 ppp | 7–8 weeks 1.5 gal. HB | 3–4 ppp | 7–8 weeks 1.5 gal. pot | 3–4 ppp | 7–8 weeks

GROWER SUCCESS GUIDE 2023-2024 | ANNUALS

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