DARWIN PERENNIALS FINISHING GUIDE
LIGHT LEVELS
SERIES/ VARIETY
MEDIA PH
VERNALIZATION REQUIRED
PAGE CROP
TEMPERATURE DAYLENGTH
WATERING FERTILIZATION
IN FOOT- CANDLES
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 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. Use a balanced fertilizer at a rate of 150 to 175 ppm N. Use a balanced fertilizer at a rate of 100 to 125 ppm. Use a balanced fertilizer at a rate of 100 to 125 ppm. Use a balanced fertilizer at a rate of 100 to 125 ppm. Use a balanced fertilizer at a rate of 100 to 125 ppm. Use a balanced fertilizer at a rate of 100 to 125 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 125 to 150 ppm. Use a balanced fertilizer at a rate of 125 to 150 ppm.
Milly Rock™ Series
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 65°F (13 to 18°C) Days: 60 to 65°F (16 to 18°C) 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 5.8-6.2 Nights: 55 to 65°F (13 to 18°C) Days: 60 to 65°F (16 to 18°C) 5.8-6.2 Nights: 55°F (13°C) Days: 68°F (20°C) 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: 56 to 64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C) 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 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 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C) 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 65°F (13 to 17°C) Days: 60 to 80°F (15 to 27°C)
ACHILLEA Achillea millefolium
16
Long day facultative
No
5,000 to 8,000
Allow media to dry regularly
New Vintage™ Series
ACHILLEA Achillea millefolium
15
between watering.
Long day facultative
No
3,000 to 5,000
Allow media to dry regularly
Summerlong™ Series
AGASTACHE Agastache mexicana
18
between watering.
Long day facultative
No
3,000 to 5,000
Allow media to dry regularly
'Little Adder'
AGASTACHE Agastache rugosa
18
between watering.
Day length neutral
Yes
5,000 to 8,000
Allow media to dry slightly
'Golden Spring'
ALYSSUM Alyssum wulfenianum
19
between watering. Moderate
Dreameria ® Series
Day length neutral
No
3,000 to 5,000
ARMERIA Armeria pseudarmeria
17
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
SunFern™ Arcadia
ARTEMISIA Artemisia gmelinii
19
between watering.
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
SunFern™ Olympia
ARTEMISIA Artemisia gmelinii
19
between watering.
1,500 to 2,500
Allow media to dry slightly
Day length neutral
Yes, required for flowering, however, plants sell as foliage. Yes, required for flowering, however, plants sell as foliage. Yes, required for flowering; however, plants sell as foliage. Yes, required for flowering, however, plants sell as foliage. Yes, required for flowering, however, plants sell as foliage.
Frost King
BRUNNERA Brunnera macrophylla
20
between watering.
1,500 to 2,500
Allow media to dry slightly
Day length neutral
Frost Magic
BRUNNERA Brunnera macrophylla
20
between watering.
1,500 to 2,500
Allow media to dry slightly
Day length neutral
'Frostbite'
BRUNNERA Brunnera macrophylla
20
between watering.
1,500 to 2,500
Allow media to dry slightly
Day length neutral
Frostline
BRUNNERA Brunnera macrophylla
20
between watering.
1,500 to 2,500
Allow media to dry slightly
Day length neutral
Permafrost
BRUNNERA Brunnera macrophylla
20
between watering.
Long day obligate
No
5,000 to 8,000
Allow media to dry regularly
'Emerald Crest'
CARYOPTERIS Caryopteris x clandonensis CARYOPTERIS Caryopteris x clandonensis CARYOPTERIS Caryopteris x clandonensis COREOPSIS Coreopsis hybrida
21
between watering.
Long day obligate
No
5,000 to 8,000
Allow media to dry regularly
'Gold Crest'
21
between watering.
Long day obligate
No
5,000 to 8,000
Allow media to dry regularly
Grand Bleu ®
21
between watering.
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
Sunfetti Yellow Bicolor, UpTick™ Series
between watering.
21-22
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)
DELOSPERMA Delosperma hybrida
fertilizer at a rate of 150 to 175 ppm N.
23
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.
24-25
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.
24-25 DIANTHUS
fertilizer at a rate of 125 to 150 ppm N.
Dianthus hybrida
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
24-25 DIANTHUS
fertilizer at a rate of 125 to 150 ppm N.
Dianthus hybrida
Product information and culture charts at darwinperennials.com
84 | FINISHING GUIDE
Powered by FlippingBook