ANNUALS | SEED PROPAGATION
Tagetes patula nana Marigold French crested CRESTA ™ REC TRAY FORMS PLUG TIME
SEEDS/CELL SEED COVER GERM TIME
SOIL TEMP
GERM LIGHT
MEDIA pH/EC
288-cell tray
Detailed, SatinCoat ™
3–4 weeks
1
Yes
3–5 days
70–72 °F (21–22 °C)
Not required for germination pH: 5.8–6.2
SME 0.5–0.75 mS/cm Comments: French Marigolds are very easy to germinate on the bench. If seedlings get stretched, they can be planted deep at transplanting, and new roots will form along the stems. Do not hold too long in the plug tray or
stress-induced flowering may occur, and plants will flower before bulking up to a satisfactory size. Tagetes patula nana OP Marigold French dwarf crested HAPPY ™ REC TRAY FORMS PLUG TIME
SEEDS/CELL SEED COVER GERM TIME
SOIL TEMP
GERM LIGHT
MEDIA pH/EC
288-cell tray
Detailed, SatinCoat ™
3–4 weeks
1
Yes
3–5 days
68–72 °F (20–22 °C)
Not required for germination pH: 5.8–6.2
SME 0.5–0.75 mS/cm Comments: Very easy to germinate on the bench. If seedlings get stretched, they can be planted deep at transplanting, and new roots will form along the stems. Do not hold too long in the plug tray or stress-induced flowering may occur, and plants will flower before bulking up to a satisfactory size. Happy French Marigold is a genetically compact series, so chemical growth regulators are usually not necessary. Control can also be gained by good moisture management and applications of various growth regulators if needed.
Tagetes triploid F1 Marigold Interspecific ENDURANCE ™ REC TRAY FORMS PLUG TIME
SEEDS/CELL SEED COVER GERM TIME
SOIL TEMP
GERM LIGHT
MEDIA pH/EC
288-cell tray
SatinCoat ™
3–4 weeks
1
Yes
3–5 days
68–72 °F (20–22 °C)
Not required for germination pH: 5.8–6.2
SME 0.5–0.75 mS/cm Comments: Very easy to germinate on the bench. If seedlings get stretched, they can be planted deep at transplanting, and new roots will form along the stems. Do not hold too long in the plug tray or stress-induced flowering may occur, and plants will flower before bulking up to a satisfactory size. Avoid pre-sow or post-sow PGR plug sprenches or drenches to ensure sufficient plug bulking for this near day neutral interspecific marigold.
Tagetes triploid F1 Marigold Interspecific ZENITH ™ REC TRAY FORMS PLUG TIME
SEEDS/CELL SEED COVER GERM TIME
SOIL TEMP
GERM LIGHT
MEDIA pH/EC
288-cell tray
Detailed
3–4 weeks
1
Yes
3–5 days
68–72 °F (20–22 °C)
Not required for germination pH: 5.8–6.2
SME 0.5–0.75 mS/cm Comments: Very easy to germinate on the bench. If seedlings get stretched, they can be planted deep at transplanting, and new roots will form along the stems. Do not hold too long in the plug tray or stress-induced flowering may occur, and plants will flower before bulking up to a satisfactory size. Avoid pre-sow or post-sow PGR plug sprenches or drenches to ensure sufficient plug bulking for this near day neutral interspecific marigold.
Torenia fournieri F1 Torenia HI-LITE ™ REC TRAY FORMS
PLUG TIME
SEEDS/CELL SEED COVER GERM TIME
SOIL TEMP
GERM LIGHT
MEDIA pH/EC
288-cell tray
Pelleted
4–5 weeks
1
No
4–6 days
75 °F (24 °C)
Required for germination
pH: 5.5–5.9 SME 0.5–0.75 mS/cm
Comments: High light levels can cause leaf scorch. Very wet conditions will promote damping-off diseases.
Verbena hybrida OP Verbena OBSESSION ™ / OBSESSION ™ CASCADE / TUSCANY ® REC TRAY FORMS PLUG TIME SEEDS/CELL SEED COVER GERM TIME SOIL TEMP
GERM LIGHT
MEDIA pH/EC
288-cell tray
Raw, Primed
6–7 weeks
1
Yes
4–7 days
73–76 °F (23–24 °C)
Not required for germination pH: 5.5–5.9
SME 0.5–0.75 mS/cm Comments: Verbena need to be germinated on the dry side at moisture level 3. It is best to water in plug trays to moisture level 3 prior to sow, sow the seeds and then irrigate lightly only when needed to maintain moisture level 3.
Viola cornuta F1 Viola DELTINI ™ 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 cornuta F1 Viola ENDURIO ® / TIGER EYE ™ 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. Primed 4–5 weeks 1 Yes 5 days 65–68 °F (18–20 °C) Required for germination
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