DARWIN PERENNIALS FINISHING GUIDE
LIGHT LEVELS
SERIES/ VARIETY
MEDIA PH
VERNALIZATION REQUIRED
PAGE CROP
TEMPERATURE DAYLENGTH
WATERING
FERTILIZATION
IN FOOT- CANDLES
Salud™ Series 5.8-6.2 Nights: 55 to 65°F (13 to 17°C) Days: 60 to 80°F (15 to 27°C)
Long day obligate
No
5,000 to 8,000
Allow media to dry moderately
Use a balanced fertilizer at a rate of 125 to 150 ppm.
HELENIUM Helenium autumnale HELIANTHUS Helianthus salicifolius
56
between watering.
'Autumn Gold'
5.8-6.2 55 to 70°F (13 to 21°C)
Short day obligate
No
5,000 to 8,000
Low to moderate Use a balanced fertilizer at a rate of 150 ppm N.
57
Summer Eclipse
5.8-6.2 Nights: 56 to
Long day obligate
No
5,000 to 8,000
Moderate
Use a balanced fertilizer at a rate of 150 to 175 ppm N.
HELIOPSIS Heliopsis helianthoides HELIOPSIS Heliopsis helianthoides
64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C)
58
'Sunstruck'
5.8-6.2 Nights: 55 to
Long day obligate
Beneficial; aids in bulking.
5,000 to 8,000
Allow media to dry slightly
Use a balanced fertilizer at a rate of 150 to 175 ppm.
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
57
between watering.
Carnival Series 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) Big Top Series 5.8-6.2 Nights: 55 to 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
Day length neutral
No
1,500 to 2,500
Allow media to dry slightly
Use a balanced fertilizer at a rate of 100 to 125 ppm.
HEUCHERA Heuchera x hybrida HEUCHERA Heuchera x villosa
64
between watering. Moderate
Day length neutral
No
1,500 to 2,500
Use a balanced fertilizer at a rate of 125 to 150 ppm N. Use a balanced fertilizer at a rate of 125 to 150 ppm.
65
3,000 to 5,000
Allow media to dry regularly
'Summer Snowdrift'
5.8-6.2 Nights: 45 to
Day length neutral
Cuttings supplied from Darwin Colombia receive enough cold to induce into flower, so growers will not need to vernalize.
IBERIS Iberis hybrid
55°F (7 to 13°C) Days: 55 to 65°F (13 to 18°C)
between watering.
66
'Snowsation'
5.8-6.2 45 to 60°F (7 to 16°C)
Day length neutral
Yes
3,000 to 5,000
Low to moderate Use a balanced
IBERIS Iberis sempervirens KNIPHOFIA Kniphofia uvaria
67
fertilizer at a rate of 150 to 175 ppm N. Use a balanced fertilizer at a rate of 150 to 175 ppm
Glowstick
5.8-6.2 68 to 72°F (20 to 22°C)
Long day obligate
No
5,000 to 8,000
Allow media to dry slightly between watering. Overwatering will result in slow bulk. Allow media to dry slightly
69
N. Generally a heavier feeder.
'Annet'
5.8-6.2 Nights: 55 to
Long day facultative
No
5,000 to 8,000
Use a balanced fertilizer at a rate of 125 to 150 ppm.
LAVANDULA Lavandula angustifolia LAVANDULA Lavandula angustifolia
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
between watering.
71
'SuperBlue'
5.9-6.2 Nights: 55 to
Long day facultative
No
5,000 to 8,000
Allow media to dry slightly
Use a balanced fertilizer at a rate of 125 to 150 ppm.
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
between watering.
71
5,000 to 8,000
Allow media to dry slightly
Anouk Series, Luxurious
5.8-6.2 Nights: 56 to
Day length neutral
Beneficial for earlier flowering and more blooms.
Use a balanced fertilizer at a rate of 100 to 125 ppm.
LAVANDULA Lavandula stoechas
64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C)
between watering.
74
5,000 to 8,000
Allow media to dry slightly
Lavinnova ® Series
5.8-6.2 Nights: 56 to
Beneficial for earlier flowering and more blooms.
Use a balanced fertilizer at a rate of 100 to 125 ppm.
LAVANDULA Lavandula stoechas
64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C)
between watering.
76
Primavera
5.8-6.2 Nights: 56 to
Day length neutral
No
5,000 to 8,000
Allow media to dry slightly
Use a balanced fertilizer at a rate of 100 to 125 ppm.
LAVANDULA Lavandula stoechas
64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C)
between watering.
75
Make My Daisy™ Series
5.8-6.2 Nights: 55°F (13°C)
Long day facultative
No
5,000 to 8,000
Moderate
Use a balanced fertilizer at a rate of 150 to 175 ppm N.
LEUCANTHEMUM Leucanthemum superbum LEUCANTHEMUM Leucanthemum x superbum LEUCANTHEMUM Leucanthemum x superbum LYSIMACHIA Lysimachia alfredii
77
Days: 68°F (20°C)
5,000 to 8,000
Allow media to dry slightly
'Santé'
5.8-6.2 Nights: 55 to
Long day obligate
Beneficial for bulking and earlier flowering.
Use a balanced fertilizer at a rate of 125 to 150 ppm.
65°F (13 to 18°C) Days: 60 to 65°F (16 to 18°C)
80
between watering. Moderate
'Whitecap'
5.8-6.2 Nights: 55°F (13°C)
Long day facultative
No
5,000 to 8,000
Use a balanced fertilizer at a rate of 150 to 175 ppm N.
78
Days: 68°F (20°C)
'Night Light'
5.8-6.2 Nights: 55 to
Day length neutral
No
1,500 to 2,500
Moderate
Use a balanced fertilizer at a rate of 150 to 175 ppm N.
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
82
Product information and culture charts at darwinperennials.com
156 | FINISHING GUIDE
Powered by FlippingBook