2022-2023 Grower Success Guide | NA

SEED FINISHING

Begonia Interspecific TOPHAT ™ F1 Begonia × hybrida 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

4,000–6,000 foot candles (800–1,200 micro mols)

Day neutral

66–68 °F (19–20 °C)

64–66 °F (18–19 °C)

125–175 ppm N Large Packs | 1 ppp | 4–5 weeks 1 pt. | 1 ppp | 4–5 weeks 1 qt. | 1 ppp | 4–5 weeks

Aphids, Thrips

Botrytis

1.25 qt. | 1 ppp | 5–6 weeks 2.5 qt. | 1 ppp | 5–6 weeks 3 qt. | 2–3 ppp | 6–7 weeks 1.5 gal. HB | 3 ppp | 7–8 weeks 2 gal. HB | 3 ppp | 7–8 weeks

Calendula COSTA ™ OP Calendula officinalis MEDIA pH/EC LIGHT LEVEL

DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM

PESTS

DISEASES

pH: 5.5–5.9 SME 0.9–1.3 mS/cm, PourThru EC: 1.4–2.0 mS/cm

4,000–6,000 foot candles (800–1,200 micro mols)

Facultative long day

66–68 °F (19–20 °C)

52–54 °F (11–12 °C)

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

Thrips, Whiteflies Powdery mildew, Botrytis, Pythium

Large Packs | 1 ppp | 4–5 weeks 1 pt. | 1 ppp | 5–6 weeks 1 qt. | 1 ppp | 5–6 weeks 1.25 qt. | 1 ppp | 6–8 weeks 2.5 qt. | 1 ppp | 6–8 weeks 3 qt. | 2–3 ppp | 7–8 weeks 1.5 gal. pot | 3–4 ppp | 8–10 weeks

Celosia BRIGHT SPARKS ™ OP Celosia plumosa erecta MEDIA pH/EC LIGHT LEVEL

DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM

PESTS

DISEASES

pH: 5.8–6.2 SME 0.9–1.3 mS/cm, PourThru EC: 1.4–2.0 mS/cm

4,000–6,000 foot candles (800–1,200 micro mols)

Facultative short day

68–70 °F (20–21 °C)

60–62 °F (16–17 °C)

125–175 ppm N 1 pt. | 1 ppp | 5–6 weeks 1 qt. | 1 ppp | 6–8 weeks

Spider mites, Thrips, Aphids

Botrytis, Pythium, Powdery mildew

1.25 qt. | 1 ppp | 7–9 weeks 2.5 qt. | 1 ppp | 7–9 weeks 3 qt. | 2–3 ppp | 6–7 weeks 1.5 gal. pot | 3–4 ppp | 6–7 weeks

Cleome SPARKLER ™ 2.0 F1 Cleome hassleriana MEDIA pH/EC LIGHT LEVEL

DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM

PESTS

DISEASES

pH: 5.5–5.9 SME 2.3–2.8 mS/cm, PourThru EC: 3.5–4.2 mS/cm

4,000–6,000 foot candles (800–1,200 micro mols)

Facultative long day

76–78 °F (24–26 °C)

62–64 °F (17–18 °C)

200–250 ppm N 1.25 qt. | 1–2 ppp | 10–12 weeks 2.5 qt. | 1–2 ppp | 10–12 weeks

Fungus gnats

Pythium, Powdery mildew

Cosmos APOLLO ™ OP Cosmos bipinnatus MEDIA pH/EC LIGHT LEVEL

DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM

PESTS

DISEASES

pH: 5.5–5.9 SME 0.9–1.3 mS/cm, PourThru EC: 1.4–2.0 mS/cm

4,000–6,000 foot candles (800–1,200 micro mols)

Facultative short day

66–68 °F (19–20 °C)

60–62 °F (16–17 °C)

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

Aphids, Thrips

Powdery mildew, Botrytis

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

Cuphea SRIRACHA ™ F1 Cuphea llavea MEDIA pH/EC LIGHT LEVEL

DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM

PESTS

DISEASES

pH: 5.8–6.2 SME 1.5–2.1 mS/cm, PourThru EC: 2.3–3.2 mS/cm

4,000–6,000 foot candles (800–1,200 micro mols)

Facultative short day

78–80 °F (26–27 °C)

68–70 °F (20–21 °C)

125–175 ppm N 1 qt. | 1 ppp | 8–9 weeks 1.25 qt. | 1 ppp | 8–9 weeks 2.5 qt. | 2 ppp | 8–9 weeks 3 qt. | 3 ppp | 8–9 weeks

Aphids, Thrips, Whiteflies

Fusarium, Pythium, Thielaviopsis

Dahlia FRESCO ™ OP Dahlia hybrida 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

4,000–6,000 foot candles (800–1,200 micro mols)

Facultative short day

70–72 °F (21–22 °C)

62–64 °F (17–18 °C)

125–175 ppm N Large Packs | 1 ppp | 6–7 weeks 1 pt. | 1 ppp | 6–8 weeks 1 qt. | 1 ppp | 6–8 weeks 1.25 qt. | 2–3 ppp | 6–8 weeks

Aphids, Thrips

Powdery mildew, Pythium, Botrytis

Dahlia HARLEQUIN ™ OP Dahlia hybrida 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

4,000–6,000 foot candles (800–1,200 micro mols)

Facultative short day

70–72 °F (21–22 °C)

62–64 °F (17–18 °C)

125–175 ppm N 1 pt. | 1 ppp | 6–7 weeks 1 qt. | 1 ppp | 6–7 weeks

Aphids, Thrips

Powdery mildew, Pythium, Botrytis.

1.25 qt. | 2–3 ppp | 6–7 weeks

G R O W E R S U C C E S S G U I D E 2 0 2 2 – 2 0 2 3 | A N N U A L S

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