ANNUALS | SEED PROPAGATION
Viola cornuta F1 Viola PENNY ™ 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. Also, if very frequent irrigation occurs due to high temperatures, apply a supplemental feed of Solubor ® to avoid boron deficiency. Raw, Primed 4–5 weeks 1 Yes 5 days 65–68 °F (18–20 °C) Required for germination
Viola × wittrockiana F1 Pansy COLOSSUS ™ / DELTA CLASSIC ™ / DELTA ™ PRO / DELTA ™ SPEEDY / SELECT 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
Viola × wittrockiana F1 Pansy Spreading FREEFALL ™ / FREEFALL ™ XL 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
Zinnia elegans F1 Zinnia MAGELLAN ™ / SWIZZLE ™ / UPROAR ™ / ZOWIE! ™ REC TRAY FORMS PLUG TIME SEEDS/CELL SEED COVER GERM TIME
SOIL TEMP
GERM LIGHT
MEDIA pH/EC
288-cell tray
Detailed, SatinCoat ™
2–3 weeks
1
Yes
1 day
70–75 °F (21–24 °C)
Not required for germination pH: 5.5–5.9
SME 0.5–0.75 mS/cm
Comments: Transplant Zinnias on time. Stress in the plug can lead to premature flowering. Postiva ™ is recommended for bacterial foliage control, like bacterial leaf spot (BLS).
Zinnia elegans F1 Zinnia SHORT STUFF ™ REC TRAY FORMS PLUG TIME
SEEDS/CELL SEED COVER GERM TIME
SOIL TEMP
GERM LIGHT
MEDIA pH/EC
288-cell tray
SatinCoat ™
2–3 weeks
1
Yes
1 day
70–75 °F (21–24 °C)
Not required for germination pH: 5.5–5.9
SME 0.5–0.75 mS/cm
Comments: Transplant Zinnias on time. Stress in the plug can lead to premature flowering. Postiva ™ is recommended for bacterial foliage control, like bacterial leaf spot (BLS).
Zinnia marylandica OP Zinnia ZYDECO ™ REC TRAY FORMS
PLUG TIME
SEEDS/CELL SEED COVER GERM TIME
SOIL TEMP
GERM LIGHT
MEDIA pH/EC
288-cell tray
SatinCoat ™
2–3 weeks
1
Yes
1 day
70–75 °F (21–24 °C)
Not required for germination pH: 5.5–5.9
SME 0.5–0.75 mS/cm
Comments: Transplant Zinnias on time. Stress in the plug can lead to premature flowering. Postiva ™ is recommended for bacterial foliage control, like bacterial leaf spot (BLS).
GROWER SUCCESS GUIDE 2024–2025
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