2024 Grower Success Guide | Americas

PERENNIALS | VEGETATIVE FINISHING

FERTILIZER RATE (PPM N)

PINCH

FINISHING PROGRAM

PESTS

DISEASES

FINISH PGRS

125–175 ppm N No

1 qt. to 2.5 qt. | 1 ppp | 8–10 weeks 3 qt. to 2 gal. | 3 ppp | 8–10 weeks

Aphids, Spider Mites, Whiteflies, Thrips

Botrytis, Powdery mildew B-Nine ® WSG (daminozide) sprays at 2,500 ppm, or Bonzi ®

(paclobutrazol) sprays at 10–20 ppm can be used. To hold finished plants a Bonzi ® drench at 0.5–1 ppm in the North and 2–3ppm in the South can be used.

FERTILIZER RATE (PPM N)

PINCH

FINISHING PROGRAM

PESTS

DISEASES

FINISH PGRS

75–125 ppm N

Yes if not pinched in prop

1 qt. | 5-6 weeks | 1 ppp 1 gal. | 6–7 weeks | 1–2 ppp

Aphids

Botrytis, Powdery mildew Bonzi ® spray at 10–20 ppm can be used if needed to tone

FERTILIZER RATE (PPM N)

PINCH

FINISHING PROGRAM

PESTS

DISEASES

FINISH PGRS

75–125 ppm N

No

1 qt. | 5–6 weeks | 1 ppp 1 gal. | 6–7 weeks | 1 ppp

Aphids

Botrytis, Pythium, Rhizoctonia

Spray of B-Nine ® WSG at 2,500 ppm can be used to control height

FERTILIZER RATE (PPM N)

PINCH

FINISHING PROGRAM

PESTS

DISEASES

FINISH PGRS

125–175 ppm N Yes

1 qt. to 2.5 qt. | 1 ppp | 14–16 weeks 3 qt. to 2 gal. | 3 ppp | 16–18 weeks

Aphids, Spider Mites, Whiteflies, Thrips

Powdery Mildew

B-Nine ® WSG spray at 2,500 ppm, or a Bonzi ® spray at 30 ppm can be used.

FERTILIZER RATE (PPM N)

PINCH

FINISHING PROGRAM

PESTS

DISEASES

FINISH PGRS

125–175 ppm N No

1 qt. | 1 ppp | 7–8 weeks 2.5 qt. | 1 ppp | 9–10 weeks 3 qt. to 2 gal. | 3 ppp | 10–12 weeks

Spider Mites, Thrips, Whiteflies

Powdery Mildew

B-Nine ® WSG spray at 2,500 ppm, or a Bonzi ® spray at 30 ppm can be used.

FERTILIZER RATE (PPM N)

PINCH

FINISHING PROGRAM

PESTS

DISEASES

FINISH PGRS

125–175 ppm N Yes, 7–10 days after transplant

1.25 qt. to 2.5 qt. | 1 ppp | 7–8 weeks 3 qt. to 2 gal. | 1–2 ppp | 8–10 weeks

Aphids, Thrips, Whiteflies, Scale

Downy Mildew, Powdery Mildew, Bacterial Soft Rot (Pseudomonas cichorii)

B-Nine ® WSG spray at 2,500 ppm, or Bonzi ® spray at 20 ppm can be used. A Bonzi ® drench of 2–3 ppm can be used to hold product. For southern regions, spray of Sumagic ® from 2–4 ppm can be beneficial.

FERTILIZER RATE (PPM N)

PINCH

FINISHING PROGRAM

PESTS

DISEASES

FINISH PGRS

125–175 ppm N Yes, if not pinched in prop

1 qt. | 1 ppp | 5–6 weeks 1.25 to 2.5 qt. | 1 ppp | 6–7 weeks

Aphids, Whiteflies

Downy mildew, Powdery mildew

Bonzi ® spray at 30 ppm, or Sumagic ® spray at 5 ppm

FERTILIZER RATE (PPM N)

PINCH

FINISHING PROGRAM

PESTS

DISEASES

FINISH PGRS

125–175 ppm N No

1 qt. | 1 ppp | 9–10 weeks 1 gal. | 1–2 ppp | 9–10 weeks 2 gal. | 3 ppp | 9–10 weeks

Aphids, Spider Mites, Thrips

Botrytis, Pythium

spray B-Nine ® WSG at 2,500–5,000 ppm, or Bonzi ® at 10–15 ppm

GROWER SUCCESS GUIDE 2024–2025

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