PERENNIALS | VEGETATIVE FINISHING
Iberis sempervirens Candytuft SNOW CONE ™ / SNOW DOME ™ / SNOWSURFER ™ / SNOWDRIFT ™
FERTILIZER RATE (PPM N)
PINCH
FINISHING PROGRAM
PESTS
DISEASES
FINISH PGRS
75–125 ppm N
Yes, recommended in prop or 7–10 days after transplant
1 qt. | 1 ppp | 5–6 weeks 1.25 to 2.5 qt. | 1 ppp | 6–7 weeks
Aphids, Thrips, Scale Downy Mildew, Powdery Mildew
Up until flower production PGRs are normally not necessary. To hold size use a Bonzi ® drench at 3–5 ppm at visible buds, or a Bonzi ® spray at 30 ppm.
Iberis x hybrida Candytuft ARIELLE ™ / MERMAID ™
FERTILIZER RATE (PPM N)
PINCH
FINISHING PROGRAM
PESTS
DISEASES
FINISH PGRS
125–175 ppm N Yes, two pinches
To control unwanted stretch after flower initiation, drench with Bonzi ® at 2 ppm to control plant height.
1.25 qt. to 2.5 qt. | 1 ppp | 8–10 weeks 3 qt. to 2 gal. | 2–3 ppp | 10–12 weeks
Aphids, Thrips, Spider Mites
Downy Mildew, Powdery Mildew
recommended in prop and second 7–10 days after transplant
Lavandula angustifolia English Lavender AROMATICO ™
FERTILIZER RATE (PPM N)
PINCH
FINISHING PROGRAM
PESTS
DISEASES
FINISH PGRS
125–175 ppm N Yes, 1–2 pinches are recommended either
B-Nine ® WSG spray at 2,500 ppm or a Bonzi ® spray at 15–30 ppm can be used early on in production. A Bonzi ® drench at 3–5 ppm at visible buds can be applied to hold the plants.
1 qt. | 1 ppp | 10–12 weeks 2.5 qt. | 1 ppp | 13–15 weeks 3 qt. to 2 gal. | 3 ppp | 14–16 weeks
Aphids, Spider Mites, Whiteflies
Phytophthora, Rhizoctonia, Thielaviopsis, Pythium
in propagation or 7–10 days after transplant.
Lavandula angustifolia English Lavender VINTRO ™
FERTILIZER RATE (PPM N)
PINCH
FINISHING PROGRAM
PESTS
DISEASES
FINISH PGRS
125–175 ppm N Yes, 1–2 pinches are recommended either
B-Nine ® WSG spray at 2,500 ppm or a Bonzi ® spray at 15–30 ppm can be used early on in production. A Bonzi ® drench at 3–5 ppm at visible buds can be applied to hold the plants.
1.25 qt. to 2.5 qt. | 1 ppp | 6–7 weeks 3 qt. to 2 gal. | 3 ppp | 6–7 weeks
Aphids, Spider Mites, Whiteflies
Phytophthora, Rhizoctonia, Thielaviopsis, Pythium
in propagation or 7–10 days after transplant.
Lavandula stoechas Spanish Lavender JAVELIN ™ / JAVELIN ™ COMPACT
FERTILIZER RATE (PPM N)
PINCH
FINISHING PROGRAM
PESTS
DISEASES
FINISH PGRS
75–125 ppm N
Yes, 1–2 pinches are recommended either in propagation or 7–10 days after transplant.
B-Nine ® WSG spray at 2,500 ppm or a Bonzi ® spray at 15–30 ppm can be used early on in production. A Bonzi ® drench at 3–5 ppm at visible buds can be applied to hold the plants.
1 qt. to 2.5 qt. | 1 ppp | 12–14 weeks 3 qt. to 2 gal. | 2–3 ppp | 12–14 weeks
Aphids, Spider Mites, Whiteflies
Phytophthora, Rhizoctonia, Thielaviopsis, Pythium
Leucanthemum maximum Shasta Daisy WESTERN STAR ™
FERTILIZER RATE (PPM N)
PINCH
FINISHING PROGRAM
PESTS
DISEASES
FINISH PGRS
125–175 ppm N No
1 qt. to 2.5 qt. | 1 ppp | 9–10 weeks 3 qt. to 2 gal. | 2–3 ppp | 9–10 weeks
Thrips, Aphids, Spider Mites, Caterpillars
Powdery Mildew
B-Nine ® WSG spray at 2,500 ppm or Bonzi ® spray at 30 ppm. To hold the plant a Bonzi ® drench at 3–5 ppm can be used when the plant reaches visible buds.
Lithodora diffusa Lithodora TIDEPOOL ™
FERTILIZER RATE (PPM N)
PINCH
FINISHING PROGRAM
PESTS
DISEASES
FINISH PGRS
75–125 ppm N
Yes, recommended in prop or 7–10 days after transplant.
1 qt. to 2.5 qt. | 1 ppp | 6–7 weeks
Aphids, Spider mites Phytophthora, Pythium Not necessary
GROWER SUCCESS GUIDE 2026–2028
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