PERENNIALS | VEGETATIVE FINISHING
Achillea millefolium Yarrow DESERT EVE ™ HARDINESS USDA ZONE
VERNALIZATION
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
5–9
First Year Flowering
pH| 5.8–6.2 EC| SME EC| 1.5–2.1 mS/cm PourThru EC| 2.3–3.2 mS/cm
Obligate long day
70–72 °F (21–22 °C)
66–68 °F (19–20 °C)
Tech Tips: Desert Eve ™ Achillea uses a lot of water when they reach maturity. Producing them under long days will hasten flowering. Arenaria montana Sandwort SUMMER / WINTER
VERNALIZATION
HARDINESS USDA ZONE
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
7–9
First Year Flowering A cold treatment for 7–8 weeks at 50 °F (10 °C) ADT is recommended to increase flowering uniformity.
7–8 weeks cold treatment
pH| 5.8–6.2 EC| SME EC| 1.5–2.1 mS/cm PourThru EC| 2.3–3.2 mS/cm
Obligate long day
66–68 °F (19–20 °C)
56–58 °F (13–14 °C)
Aubrieta hybrida Aubrieta AXCENT ™ / GLACIER ™ HARDINESS USDA ZONE VERNALIZATION
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
6–9
Cold Required
45–50 °F (7–10 °C); keep fertility on the low side to avoid excess soft growth, decreasing chance of disease pressures.
5–7 weeks
7–8 weeks
pH| 5.5–5.9 EC| SME EC| 1.5–2.1 mS/cm PourThru EC| 2.3–3.2 mS/cm
Day neutral 66–68 °F (19–20 °C)
58–60 °F (14–16 °C)
Tech Tips: If possible, grow cool to help keep the plants compact and uniform. Make sure that pots are not too wet or waterlogged during production. Campanula interspecific Bellflower CARIBOO ™
VERNALIZATION
HARDINESS USDA ZONE
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
5–9
First Year Flowering
pH| 5.8–6.2 EC| SME EC| 1.5–2.1 mS/cm PourThru EC| 2.3–3.2 mS/cm
Obligate long day
70–72 °F (21–22 °C)
64–66 °F (18–19 °C)
Tech Tips: Bulk under days shorter than 12 hours of light for 4–5 weeks before the start of long days. If this in not done, the plants will not sufficiently fill the pot before flowering. Campanula interspecific Bellflower SPRING BELL ™ 2.0
VERNALIZATION
HARDINESS USDA ZONE
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
5–9
First Year Flowering
pH| 5.8–6.2 EC| SME EC| 1.5–2.1 mS/cm PourThru EC| 2.3–3.2 mS/cm
Obligate long day
74–76 °F (23–24 °C)
64–66 °F (18–19 °C)
Tech Tips: Bulk under days shorter than 12 hours of light for 4–5 weeks before the start of long days. If this in not done, the plants will not sufficiently fill the pot before flowering. Coreopsis grandiflora Tickseed CASTELLO ™
VERNALIZATION
HARDINESS USDA ZONE
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
5–9
First Year Flowering
pH| 5.8–6.2 EC| SME EC| 1.5–2.1 mS/cm PourThru EC| 2.3–3.2 mS/cm
Obligate long day
74–76 °F (23–24 °C)
62–64 °F (17–18 °C)
Erysimum linifolium Wallflower ERYSISTABLE ™ / SUPER BOWL ™ HARDINESS USDA ZONE VERNALIZATION
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
5–9
First Year Flowering Erysimum’s cold hardiness allows it to be produced in the fall and finished for early spring sales, add in grow time if using this method.
pH| 5.8–6.2 EC| SME EC| 1.5–2.1 mS/cm PourThru EC| 2.3–3.2 mS/cm
Facultative long day
64–66 °F (18–19 °C)
60–62 °F (16–17 °C)
Gaillardia aristata Blanket Flower BARBICAN ™ / SUNRITA ™ HARDINESS USDA ZONE VERNALIZATION
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
4–9
First Year Flowering
pH| 5.8–6.2 EC| SME EC| 1.5–2.1 mS/cm PourThru EC| 2.3–3.2 mS/cm
Obligate long day
76–78 °F (24–26 °C)
64–66 °F (18–19 °C)
Tech Tips: Grows best under high light and long day conditions. Gaillardia does not tolerate wet growing conditions.
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