PERENNIALS | SEED FINISHING
Lavandula stoechas Spanish Lavender VIOLETA ™ XL VERNALIZATION (PRE- OR POST-TRANSPLANT)
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
DAY LENGTH
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING TIMING First Year Flowering
pH: 5.8–6.2 SME EC: 1.5–2.0 mS/cm PourThru EC: 2.3–3.2 mS/cm
Facultative long day 72–74 °F (22–23 °C)
62–64 °F (17–18 °C)
Tech Tips: Once plants are established, one pinch (approximately 10–14 day after transplanting) in the finish container will give the best plant fill and habit.
Papaver nudicaule Iceland Poppy SPRING FEVER ®
VERNALIZATION (PRE- OR POST-TRANSPLANT)
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
DAY LENGTH
REQUIREMENT CULTURE REQUIREMENT
BULK TIMING
TIMING
First Year Flowering
pH: 5.5–5.9 SME EC: 1.5–2.0 mS/cm PourThru EC: 2.3–3.2 mS/cm
Day neutral
60–62 °F (16–17 °C)
58–60 °F (14–16 °C)
Platycodon grandiflorus Balloon Flower TWINKLE ™
VERNALIZATION (PRE- OR POST-TRANSPLANT)
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
DAY LENGTH
REQUIREMENT CULTURE REQUIREMENT
BULK TIMING
TIMING
First Year Flowering
pH: 5.5–5.9 SME EC: 1.5–2.0 mS/cm PourThru EC: 2.3–3.2 mS/cm
Day neutral
64–66 °F (18–19 °C)
60–62 °F (16–17 °C)
Tech Tips: Plants can be grown under short days to bulk plants prior to flowering, but crop time will be longer.
Pritzelago alpina Chamois Cress ICECUBE ™
VERNALIZATION (PRE- OR POST-TRANSPLANT)
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
DAY LENGTH
REQUIREMENT CULTURE REQUIREMENT
BULK TIMING
TIMING
Cold Required
Closely monitor moisture levels and do not allow plants to wilt, with temperatures at 40–50 °F (5–10 °C)
7–8 weeks
7–8 weeks
pH: 5.8–6.2 SME EC: 0.9–1.3 mS/cm PourThru EC: 1.4–2.0 mS/cm
Day neutral
62–64 °F (17–18 °C)
56–58 °F (13–14 °C)
Tech Tips: Best suited for small containers.
Salvia x superba Salvia MERLEAU ®
VERNALIZATION (PRE- OR POST-TRANSPLANT)
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
DAY LENGTH
REQUIREMENT CULTURE REQUIREMENT
BULK TIMING
TIMING
First Year Flowering Option to vernalize for early spring flowering
pH: 5.8–6.2 SME EC: 1.5–2.1 mS/cm PourThru EC: 2.3–3.2 mS/cm
Facultative long day 70–72 °F (21–22 °C)
64–66 °F (18–19 °C)
Tech Tips: No vernalization is required but plants will flower earlier in the spring if vernalized.
Saxifraga x arendsii Saxifraga LOFTY ™
VERNALIZATION (PRE- OR POST-TRANSPLANT)
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
DAY LENGTH
REQUIREMENT CULTURE REQUIREMENT
BULK TIMING
TIMING
Cold Required
Temperatures of 35–45 °F (2–7 °C)
5–7 weeks
9–12 weeks
pH: 5.8–6.2 SME EC: 0.9–1.3 mS/cm PourThru EC: 1.4–2.0 mS/cm
Day neutral
66–68 °F (19–20 °C)
54–56 °F (12–13 °C)
Tech Tips: Keep evenly moist and don’t allow to completely dry out for uniform and consistent flowering.
Sedum telephium Sedum SURRENDER ™
VERNALIZATION (PRE- OR POST-TRANSPLANT)
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
DAY LENGTH
REQUIREMENT CULTURE REQUIREMENT
BULK TIMING
TIMING
First Year Flowering
pH: 5.8–6.2 SME EC: 0.9–1.3 mS/cm PourThru EC: 1.4–2.0 mS/cm
Obligate long day
74–76 °F (23–24 °C)
64–66 °F (18–19 °C)
Tech Tips: Vernalization is not required for this first year flowering, perennial sedum.
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