DARWIN PERENNIALS FINISHING GUIDE
LIGHT LEVELS IN FOOT- CANDLES
SERIES/ VARIETY
MEDIA PH
VERNALIZATION REQUIRED
PAGE CROP
TEMPERATURE DAYLENGTH
WATERING
FERTILIZATION
Milly Rock™ Series
5.8-6.2 Nights: 55 to
Long day facultative
No
2,500 to 4,500
Moderate
Use a balanced fertilizer at a rate of 150 to 175 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. Use a balanced fertilizer at a rate of 125 to 150 ppm. 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.
14
ACHILLEA Achillea millefolium ACHILLEA Achillea millefolium
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C) 65°F (13 to 18°C) Days: 60 to 65°F (16 to 18°C) 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C) 64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C) 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
New Vintage™ Series
5.8-6.2 Nights: 55 to
Long day facultative
No
5,000 to 8,000
Allow media to dry regularly
13
between watering.
'Little Adder'
5.8-6.2 Nights: 50 to
Long day facultative
No
3,000 to 5,000
Allow media to dry regularly
16
AGASTACHE Agastache rugosa
between watering.
Summerlong™ Series
5.8-6.2 Nights: 50 to
Long day facultative
No
3,000 to 5,000
Allow media to dry regularly
15
AGASTACHE Agastache mexicana ARTEMISIA Artemisia gmelinii ARTEMISIA Artemisia gmelinii CARYOPTERIS Caryopteris x clandonensis CARYOPTERIS Caryopteris x clandonensis CARYOPTERIS Caryopteris x clandonensis COREOPSIS Coreopsis hybrida
between watering.
SunFern™ Arcadia
5.8-6.2 Nights: 56 to
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
17
between watering.
SunFern™ Olympia
5.8-6.2 Nights: 56 to
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
17
between watering.
'Emerald Crest'
5.8-6.2 Nights: 55 to
Long day obligate
No
5,000 to 8,000
Allow media to dry regularly
Use a balanced fertilizer at a rate of 125 to 150 ppm.
18
between watering.
'Gold Crest'
5.8-6.2 Nights: 55 to
Long day obligate
No
5,000 to 8,000
Allow media to dry regularly
Use a balanced fertilizer at a rate of 125 to 150 ppm.
18
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
between watering.
Grand Bleu ®
5.8-6.2 Nights: 55 to
Long day obligate
No
5,000 to 8,000
Allow media to dry regularly
Use a balanced fertilizer at a rate of 125 to 150 ppm.
18
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
between watering.
UpTick™ Series 5.8-6.2 Nights: 55 to 65°F (13 to 17°C) Days: 60 to 80°F (15 to 27°C)
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
Use a balanced fertilizer at a rate of 125 to 150 ppm.
19
between watering.
Ocean Sunset™ Series
5.8-6.2 Nights: 56 to
Day length neutral
No
5,000 to 8,000
Low to moderate Use a balanced
20
DELOSPERMA Delosperma hybrida
64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C)
fertilizer at a rate of 150 to 175 ppm N.
3,000 to 5,000
Low to moderate Use a balanced
Pink Carpet, Pink PomPom, Pink Twinkle, Red Garnet, Ruby Glitter, Ruby Snow 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.
22-23 DIANTHUS
fertilizer at a rate of 125 to 150 ppm N.
Dianthus hybrida
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. Beneficial for an increased quantity of Spring blooms. Beneficial for an increased quantity of Spring blooms.
22-23 DIANTHUS
fertilizer at a rate of 125 to 150 ppm N.
Dianthus hybrida
3,000 to 5,000
Low to moderate Use a balanced
Silver Strike
5.8-6.2 45 to 60°F (7 to 16°C)
Day length neutral
22-23 DIANTHUS
fertilizer at a rate of 125 to 150 ppm N.
Dianthus hybrida
3,000 to 5,000
Low to moderate Use a balanced
White Twinkle 5.8-6.2 45 to 60°F (7 to 16°C)
Day length neutral
22-23 DIANTHUS
fertilizer at a rate of 125 to 150 ppm N. Use a balanced fertilizer at a rate of 125 to 150 ppm.
Dianthus hybrida DIGITALIS Digitalis hybrida
Arctic Fox™ Series
5.8-6.2 Nights: 55 to
Long day facultative
No
3,000 to 5,000
Allow media to dry moderately
21
60°F (13 to 16°C) Days: 60 to 65°F (16 to 18°C)
between watering.
Double Scoop™ Series
5.8-6.2 Nights: 55 to
Long day obligate
No
3,500 to 5,000
Allow media to dry moderately
Use a balanced fertilizer at a rate of 125 to 150 ppm.
25
ECHINACEA Echinacea x hybrida
60°F (13 to 16°C) Days: 60 to 65°F (16 to 18°C)
between watering.
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.
28
ECHINACEA Echinacea x hybrida
Sombrero ® Series
5.8-6.2 60 to 68°F (16 to 20°C)
Long day obligate
No
5,000 to 8,000
Moderate
26-27 ECHINACEA
Echinacea x hybrida
Product information and culture charts at darwinperennials.com
76 | FINISHING GUIDE
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