PERENNIALS | VEGETATIVE FINISHING
Lithodora diffusa Lithodora TIDEPOOL ™ HARDINESS USDA ZONE
VERNALIZATION
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
5–9
Cold Required
35–50 °F (2–10 °C); Monitor EC and pH throughout production to avoid nutrient deficiencies.
7–10 weeks
6–7 weeks
pH| 5.5–5.9 EC| SME EC| 0.9–1.3 mS/cm PourThru EC| 1.4–2.0 mS/cm
Facultative long day
68–70 °F (20–21 °C)
64–66 °F (18–19 °C)
Tech Tips: Lithodora prefer to be grown moderately dry; avoid extended wet periods. When the plants are ready for irrigation, water the pots thoroughly then allow the soil to dry between irrigations.
Perovskia atriciplifolia Russian Sage ZEPHYR ™ COMPACT BLUE 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
62–64 °F (17–18 °C)
55–65 °F (12.5–18 °C)
Tech Tips: It is important to monitor the irrigation, to avoid overwatering which could lead to disease issues and loss.
Phlox paniculata Garden Phlox SWEET SUMMER ® 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: Though bred with improved resistance to powdery mildew, preventative sprays can be helpful when conditions for disease are favorable.
Phlox subulata Moss Phlox GOLDIPHLOX ™ / PHLOX TROT ™ HARDINESS USDA ZONE VERNALIZATION
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
3–9
Cold Required
36–40 °F (2–4 °C); Monitor the moisture of the crop - see culture guide for more details.
7–10 weeks
7–8 weeks
pH| 5.8–6.2 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)
60–62 °F (16–17 °C)
Tech Tips: If the crop is grown too dry over the winter, this could cause the plants to lose foliage, which can be challenging to recover; When applying a pinch, make sure to use sterilebtechniques to ensure that diseases such as anthracnose does not spread. Phlox Trot works in large containers due to more robust habit. Salvia x superba Salvia BORDEAU ™
VERNALIZATION
HARDINESS USDA ZONE
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
4–9
First Year Flowering Option for early spring sales; See Tech Tip
6–7 weeks at 68° F (20 °C)
6–7 weeks 45 °F (7 °C
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
68–70 °F (20–21 °C)
64–66 °F (18–19 °C)
Tech Tips: Bordeau ™ salvia can be grown cold for early spring sales. Bulk plants for 6–7 weeks at an ADT of 68 °F (20 °C) prior to dropping the temperature to 45 °F (7 °C) for 6–7 weeks. Saxifraga x arendsii Saxifraga ALPINO ™ EARLY / TOURAN ™
VERNALIZATION
HARDINESS USDA ZONE
DAY LENGTH
DAY TEMP
NIGHT TEMP
MEDIA PH / EC
REQUIREMENT CULTURE REQUIREMENT BULK CROP TIMING CROP TIMING
4–9
Cold Required
When bulking allow only enough time to grow the plant within 1” (2.5 cm) of the edge of the finish container before the start of vernalization. This will decrease the chance of disease and make growth more manageable in the spring.
5–7 weeks at 60–62 °F (16–17 °C)
6–7 weeks at 40–45 °F (4–7 °C)
pH| 5.8–6.2 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: Plant will continue to grow in size even after bud set, so do not get concerned if the plants are not yet up to size. Water only in the early morning to avoid any Botrytis concerns. Sedum spurium Stonecrop SPOT ON ™
VERNALIZATION
HARDINESS USDA ZONE
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| 0.9–1.3 mS/cm PourThru EC| 1.4–2.0 mS/cm
Obligate long day
74–76 °F (23–24 °C)
62–64 °F (17–18 °C)
Tech Tips: High light and long days will hasten flower initiation.
110
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