PERENNIALS | SEED PROPAGATION
Erysimum hybridum Wallflower CANARIES ™
GERMINATION TEMPERATURE
PRODUCT FORM
HARDINESS USDA ZONE
BLOOMING SEASON
RECOMMENDED TRAY SIZE
SEEDS PER PLUG
SEED COVER
ADT
MEDIA PH / EC
STAGE 1 & 2
STAGE 3 & 4
Raw
4– 8
Early Spring
288-cell tray
1–2
No Cover
68–72° F (20–22° C)
65–70° F (18–21° C)
66 °F (19 °C)
pH: 5.5–5.9 SME 0.25–0.5 mS/cm
Heuchera americana Coral Bells MARVELOUS MARBLE ™
GERMINATION TEMPERATURE
PRODUCT FORM
HARDINESS USDA ZONE
BLOOMING SEASON
RECOMMENDED TRAY SIZE
SEEDS PER PLUG
SEED COVER
ADT
MEDIA PH / EC
STAGE 1 & 2
STAGE 3 & 4
Raw
3–9
Spring
288-cell tray
4–6
No Cover/Light Cover
65–72° F (18–22° C)
64–68° F (18–20° C)
68 °F (20 °C)
pH: 5.8–6.2 SME 0.25–0.5 mS/cm
Hibiscus moscheutos Swamp Rose Mallow HONEYMOON ™
GERMINATION TEMPERATURE
PRODUCT FORM
HARDINESS USDA ZONE
BLOOMING SEASON
RECOMMENDED TRAY SIZE
SEEDS PER PLUG
SEED COVER
ADT
MEDIA PH / EC
STAGE 1 & 2
STAGE 3 & 4
Raw
4–10
Summer– Fall
200-cell tray
1
Yes
See ADT
See ADT
68 °F (20 °C)
pH: 5.5–5.9 SME 0.5–0.75 mS/cm
Iberis sempervirens Candy Tuft WHISTLER ™
GERMINATION TEMPERATURE
PRODUCT FORM
HARDINESS USDA ZONE
BLOOMING SEASON
RECOMMENDED TRAY SIZE
SEEDS PER PLUG
SEED COVER
ADT
MEDIA PH / EC
STAGE 1 & 2
STAGE 3 & 4
Raw
3–9
Early Spring
288-cell tray
3–4
Yes
60–65° F (15–18° C)
60–65° F (15–18° C)
63 °F (17 °C)
pH: 5.5–5.9 SME 0.5–0.75 mS/cm
Lavandula angustifola English Lavender SCENT ™
GERMINATION TEMPERATURE
PRODUCT FORM
HARDINESS USDA ZONE
BLOOMING SEASON
RECOMMENDED TRAY SIZE
SEEDS PER PLUG
SEED COVER
ADT
MEDIA PH / EC
STAGE 1 & 2
STAGE 3 & 4
Raw
5–9
Spring– Summer 288-cell tray
2–3
Yes
65–72° F (18–22° C)
65–72° F (18–22° C)
65 °F (19 °C)
pH: 5.8–6.2 SME 0.5–0.75 mS/cm
Lavandula stoechas Spanish Lavender CASTILLIANO 2.0 ™
GERMINATION TEMPERATURE
PRODUCT FORM
HARDINESS USDA ZONE
BLOOMING SEASON
RECOMMENDED TRAY SIZE
SEEDS PER PLUG
SEED COVER
ADT
MEDIA PH / EC
STAGE 1 & 2
STAGE 3 & 4
Raw
7–9
Spring– Summer 288-cell tray
2–3
No
See ADT
See ADT
68° F (20° C)
pH: 5.5–5.9 SME 0.5–0.75 mS/cm
Lavandula stoechas Spanish Lavender VIOLETA ™ XL
GERMINATION TEMPERATURE
PRODUCT FORM
HARDINESS USDA ZONE
BLOOMING SEASON
RECOMMENDED TRAY SIZE
SEEDS PER PLUG
SEED COVER
ADT
MEDIA PH / EC
STAGE 1 & 2
STAGE 3 & 4
Raw
7–9
Early Spring– Fall
288-cell tray
2–3
Yes
65–72° F (18–22° C)
65–72° F (18–22° C)
65 °F (19° C)
pH: 5.8–6.2 SME 0.5–0.75 mS/cm
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