2022-2023 Grower Success Guide | NA

SEED PROPAGATION

Pansy DELTA ™ F1 Viola × wittrockiana REC TRAY FORMS

PLUG TIME

SEEDS/CELL SEED COVER GERM TIME

SOIL TEMP

GERM LIGHT

MEDIA pH/EC

288-cell tray pH: 5.5–5.9 SME 0.9–1.3 mS/cm Comments: Keep media pH below 5.8 to help avoid Thielaviopsis infections. Under hot temperatures provide lower light levels to reduce heat stress. Do not hold Pansy plugs—transplant before plugs get root bound. Raw, PreNova ™ 2.0 5–6 weeks 1 Yes 5 days 65–68 °F (18–20 °C) Required for germination

Pansy DELTA ™ PREMIUM F1 Viola × wittrockiana REC TRAY FORMS PLUG TIME

SEEDS/CELL SEED COVER GERM TIME

SOIL TEMP

GERM LIGHT

MEDIA pH/EC

288-cell tray pH: 5.5–5.9 SME 0.9–1.3 mS/cm Comments: Keep media pH below 5.8 to help avoid Thielaviopsis infections. Under hot temperatures provide lower light levels to reduce heat stress. Do not hold Pansy plugs—transplant before plugs get root bound. Raw, PreNova ™ 2.0 5–6 weeks 1 Yes 5 days 65–68 °F (18–20 °C) Required for germination

Pansy DELTA ™ SPEEDY F1 Viola × wittrockiana REC TRAY FORMS PLUG TIME

SEEDS/CELL SEED COVER GERM TIME

SOIL TEMP

GERM LIGHT

MEDIA pH/EC

288-cell tray pH: 5.5–5.9 SME 0.9–1.3 mS/cm Comments: Keep media pH below 5.8 to help avoid Thielaviopsis infections. Under hot temperatures provide lower light levels to reduce heat stress. Do not hold Pansy plugs—transplant before plugs get root bound. Raw, PreNova ™ 2.0 5–6 weeks 1 Yes 5 days 65–68 °F (18–20 °C) Required for germination

Pansy SELECT F1 Viola × wittrockiana REC TRAY FORMS

PLUG TIME

SEEDS/CELL SEED COVER GERM TIME

SOIL TEMP

GERM LIGHT

MEDIA pH/EC

288-cell tray pH: 5.5–5.9 SME 0.9–1.3 mS/cm Comments: Keep media pH below 5.8 to help avoid Thielaviopsis infections. Under hot temperatures provide lower light levels to reduce heat stress. Do not hold Pansy plugs—transplant before plugs get root bound. Raw, PreNova ™ 2.0 5–6 weeks 1 Yes 5 days 65–68 °F (18–20 °C) Required for germination

Pansy Spreading FREEFALL ™ F1 Viola × wittrockiana REC TRAY FORMS PLUG TIME

SEEDS/CELL SEED COVER GERM TIME

SOIL TEMP

GERM LIGHT

MEDIA pH/EC

288-cell tray pH: 5.5–5.9 SME 0.9–1.3 mS/cm Comments: Keep media pH below 5.8 to help avoid Thielaviopsis infections. Under hot temperatures, provide lower light levels to reduce heat stress. If frequent irrigation occurs due to high temperatures, apply a supplemental feed of Solubor ® to avoid boron deficiency. Primed 4–5 weeks 1 Yes 5 days 65–68 °F (18–20 °C) Required for germination

Pansy Spreading FREEFALL ™ XL F1 Viola × wittrockiana REC TRAY FORMS PLUG TIME

SEEDS/CELL SEED COVER GERM TIME

SOIL TEMP

GERM LIGHT

MEDIA pH/EC

288-cell tray pH: 5.5–5.9 SME 0.9–1.3 mS/cm Comments: Keep media pH below 5.8 to help avoid Thielaviopsis infections. Under hot temperatures, provide lower light levels to reduce heat stress. If frequent irrigation occurs due to high temperatures, apply a supplemental feed of Solubor ® to avoid boron deficiency. Primed 4–5 weeks 1 Yes 5 days 65–68 °F (18–20 °C) Required for germination

Penstemon ARABESQUE ® F1 Penstemon hartwegii REC TRAY FORMS PLUG TIME

SEEDS/CELL SEED COVER GERM TIME

SOIL TEMP

GERM LIGHT

MEDIA pH/EC

288-cell tray

Raw

5–6 weeks

1

Yes

7 days

68–73 °F (20–23 °C)

Not required for germination pH: 5.8–6.2

SME 0.5–0.75 mS/cm

Comments: Warm day temperatures can promote soft growth and excessive stem elongation.

Penstemon PARTYBELLS ™ F1 Penstemon hartwegii REC TRAY FORMS PLUG TIME

SEEDS/CELL SEED COVER GERM TIME

SOIL TEMP

GERM LIGHT

MEDIA pH/EC

288-cell tray

Raw

5–6 weeks

1

Yes

7 days

68–73 °F (20–23 °C)

Not required for germination pH: 5.8–6.2

SME 0.5–0.75 mS/cm

Comments: Warm day temperatures can promote soft growth and excessive stem elongation.

Pentas BEEBRIGHT ™ F1 Pentas lanceolata REC TRAY FORMS PLUG TIME

SEEDS/CELL SEED COVER GERM TIME

SOIL TEMP

GERM LIGHT

MEDIA pH/EC

288-cell tray

Pelleted

7–8 weeks

1

No

7–10 days

73–76 °F (23–24 °C)

Not required for germination pH: 6.1–6.5

SME 0.9–1.3 mS/cm

Comments: Provide supplemental lighting when DLI is less than 12 mols/day. Monitor pH levels and maintain above 6.1, or growth can stall.

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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