DARWIN PERENNIALS FINISHING GUIDE
LIGHT LEVELS
SERIES/ VARIETY
MEDIA PH
VERNALIZATION REQUIRED
PAGE CROP
TEMPERATURE DAYLENGTH
WATERING FERTILIZATION
IN FOOT- CANDLES
Use a balanced fertilizer at a rate of 125 to 150 ppm.
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
'Super Star'
5.8-6.2 Nights: 55 to 65°F (13 to 17°C) Days: 60 to 80°F (15 to 27°C)
COREOPSIS Coreopsis hybrida
between watering.
37
Use a balanced fertilizer at a rate of 125 to 150 ppm.
5,000 to 8,000
Allow media to dry moderately
Crème Caramel 5.8-6.2 Days: 55 to 80°F (13 to 27°C)
Long day obligate
Beneficial to enhance bulking and plant size.
COREOPSIS Coreopsis verticillata
37
between watering.
Day length neutral
No
5,000 to 8,000
Low to moderate Use a balanced
Ocean Sunset™ Series
5.8-6.2 Nights: 56 to 64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C) 5.8-6.2 Nights: 55 to 60°F (13 to 16°C) Days: 60 to 70°F (16 to 21°C)
DELOSPERMA Delosperma hybrida
fertilizer at a rate of 150 to 175 ppm N.
38
Use a balanced fertilizer at a rate of 150 to 175 ppm N.
Long day facultative
No
5,000 to 8,000
Allow media to dry moderately
'Red Lark'
DELPHINIUM Delphinium x hybrida
40
between watering.
3,000 to 5,000
Low to moderate Use a balanced
5.8-6.2 45 to 60°F (7 to 16°C)
Day length neutral
Beneficial for an increased quantity of Spring blooms.
Mountain Frost™ Pink Carpet, Pink PomPom,
DIANTHUS Dianthus hybrida
fertilizer at a rate of 125 to 150 ppm N.
42-43
Pink Twinkle, Red Garnet, Ruby Glitter, Ruby Snow
3,000 to 5,000
Low to moderate Use a balanced
Mountain Frost™ Rose Bouquet
5.8-6.2 45 to 60°F (7 to 16°C)
Day length neutral
Beneficial for an increased quantity of Spring blooms. Beneficial for an increased quantity of Spring blooms. Beneficial for an increased quantity of Spring blooms.
DIANTHUS Dianthus hybrida DIANTHUS Dianthus hybrida DIANTHUS Dianthus hybrida DIGITALIS Digitalis hybrida
43
fertilizer at a rate of 125 to 150 ppm N.
3,000 to 5,000
Low to moderate Use a balanced
Mountain Frost™ Silver Strike
5.8-6.2 45 to 60°F (7 to 16°C)
Day length neutral
43
fertilizer at a rate of 125 to 150 ppm N.
3,000 to 5,000
Low to moderate Use a balanced
Mountain Frost™ White Twinkle
5.8-6.2 45 to 60°F (7 to 16°C)
Day length neutral
43
fertilizer at a rate of 125 to 150 ppm N. Use a balanced fertilizer at a rate of 125 to 150 ppm.
Long day facultative
No
3,000 to 5,000
Allow media to dry moderately
Arctic Fox™ Series
5.8-6.2 Nights: 55 to 60°F (13 to 16°C) Days: 60 to 65°F (16 to 18°C) 5.8-6.2 Nights: 55 to 60°F (13 to 16°C) Days: 60 to 65°F (16 to 18°C)
41
between watering.
Use a balanced fertilizer at a rate of 125 to 150 ppm.
Long day obligate
No
3,500 to 5,000
Allow media to dry moderately
Double Scoop™ Series
ECHINACEA Echinacea x hybrida
between watering.
48
Sombrero Poco™ Series
5.8-6.2 60 to 68°F (16 to 20°C)
Long day obligate
No
5,000 to 8,000
Moderate
Use a balanced fertilizer at a rate of 150 to 175 ppm N. Use a balanced fertilizer at a rate of 150 to 175 ppm N.
ECHINACEA Echinacea x hybrida ECHINACEA Echinacea x hybrida
45
Sombrero ® Series
5.8-6.2 60 to 68°F (16 to 20°C)
Long day obligate
No
5,000 to 8,000
Moderate
46-47
5.8-6.2 50 to 60°F (10 to 16°C)
Day length neutral
Yes
3,000 to 5,000
Low to moderate 150 to 175 ppm N.
'Bowles Me Away', Brightside™ 'Little Joe'
49-50 ERYSIMUM
Erysimum linifolium EUPATORIUM Eupatorium dubium
Use a balanced fertilizer at a rate of 125 to 150 ppm.
Long day obligate
No
5,000 to 8,000
Allow media to dry moderately between watering. Prefers moist soils. Allow media to dry moderately
5.8-6.2 Nights: 55 to 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C) 5.8-6.2 Nights: 55 to 60°F (13 to 16°C) Days: 60 to 65°F (16 to 18°C)
50
Use a balanced fertilizer at a rate of 150 to 175 ppm. Use a balanced fertilizer at a rate of 125 to 150 ppm. Maintain constant fertilization at 175 to 225 ppm N. Use a balanced fertilizer at a rate of 125 to 150 ppm. Use a balanced fertilizer at a rate of 125 to 150 ppm.
Long day obligate
No
5,000 to 8,000
Euphoria™ Series
EUPATORIUM Eupatorium purpureum GAILLARDIA Gaillardia aristata
50
between watering.
No
3,000 to 5,000
Allow media to dry moderately
Guapa Series 5.8-6.2 Nights: 55 to 60°F (13 to 16°C) Days: 60 to 65°F (16 to 18°C)
52
between watering.
Day length neutral
No
5,000 to 9,000
Allow media to dry slightly
5.8-6.2 Nights: 56 to 61°F (13 to 16°C) Days: 71 to 76°F (21 to 24°C) 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 55 to 60°F (13 to 16°C) 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 55 to 60°F (13 to 16°C)
Ballerina™ Series, Belleza ® Series
GAURA Gaura lindheimeri
52
between watering.
Day length neutral
No
3,000 to 5,000
Allow media to dry regularly
'Little Janie'
GAURA Gaura lindheimeri
52
between watering.
Day length neutral
No
3,000 to 5,000
Allow media to dry regularly
'Whiskers Deep Rose'
GAURA Gaura lindheimeri
52
between watering.
Product information and culture charts at darwinperennials.com
150 | FINISHING GUIDE
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