DARWIN PERENNIALS FINISHING GUIDE
LIGHT LEVELS
SERIES/ VARIETY
MEDIA PH
VERNALIZATION REQUIRED
PAGE CROP
TEMPERATURE DAYLENGTH
WATERING
FERTILIZATION
IN FOOT- CANDLES
Moon Dust
5.8-6.2 Nights: 55 to
Long day facultative
No
5,000 to 8,000
Allow media to dry regularly
Use a balanced fertilizer at a rate of 125 to 150 ppm.
ACHILLEA Achillea hybrida
65°F (13 to 18°C) Days: 60 to 65°F (16 to 18°C) 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)
20
between watering. Moderate
Milly Rock™ Series
5.8-6.2 Nights: 55 to
Long day facultative
No
2,500 to 4,500
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.
ACHILLEA Achillea millefolium ACHILLEA Achillea millefolium AGASTACHE Agastache rugosa AGASTACHE MEXICANA Agastache mexicana ALYSSUM Alyssum wulfenianum
18
New Vintage™ Series
5.8-6.2 Nights: 55 to
Long day facultative
No
5,000 to 8,000
Allow media to dry regularly
16
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
22
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
21
between watering.
'Golden Spring'
5.8-6.2 Nights: 55 to
Day length neutral
Yes
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: 60 to 65°F (16 to 18°C)
26
between watering. Moderate
Dreameria ® Series
5.8-6.2 Nights: 55°F (13°C)
Day length neutral
No
3,000 to 5,000
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.
ARMERIA Armeria pseudarmeria
27
Days: 68°F (20°C)
SunFern™ Arcadia
5.8-6.2 Nights: 56 to
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
ARTEMISIA Artemisia gmelinii ARTEMISIA Artemisia gmelinii
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) 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C)
29
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
29
between watering.
1,500 to 2,500
Allow media to dry slightly
'Frostbite'
5.8-6.2 Nights: 50 to
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.
Use a balanced fertilizer at a rate of 100 to 125 ppm.
BRUNNERA Brunnera macrophylla
30
between watering.
1,500 to 2,500
Allow media to dry slightly
Frostline
5.8-6.2 Nights: 50 to
Day length neutral
Use a balanced fertilizer at a rate of 100 to 125 ppm.
BRUNNERA Brunnera macrophylla
55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C)
30
between watering.
1,500 to 2,500
Allow media to dry slightly
Permafrost
5.8-6.2 Nights: 50 to
Day length neutral
Use a balanced fertilizer at a rate of 100 to 125 ppm.
BRUNNERA Brunnera macrophylla
55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C)
30
between watering. Moderate
Chrysalis™ Series
5.8-6.2 Nights: 56 to
Long day facultative
No
5,000 to 8,000
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.
BUDDLEIA Buddleia hybrid CARYOPTERIS Caryopteris x clandonensis CARYOPTERIS Caryopteris x clandonensis CARYOPTERIS Caryopteris x clandonensis CENTAUREA Centaurea ragusina
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)
31
'Emerald Crest'
5.8-6.2 Nights: 55 to
Long day obligate
No
5,000 to 8,000
Allow media to dry regularly
35
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.
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
35
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.
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
35
between watering.
Silver Swirl
5.8-6.2 Nights: 56 to
No
5,000 to 8,000
Allow media to dry moderately
Use a balanced fertilizer at a rate of 150 to 175 ppm N.
64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C)
34
between watering.
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
'Golden Stardust'
5.8-6.2 Nights: 55 to
Use a balanced fertilizer at a rate of 125 to 150 ppm.
COREOPSIS Coreopsis hybrida
70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C)
between watering.
36
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
'Super Star'
5.8-6.2 Nights: 55 to
Use a balanced fertilizer at a rate of 125 to 150 ppm.
COREOPSIS Coreopsis hybrida
65°F (13 to 17°C) Days: 60 to 80°F (15 to 27°C)
between watering.
36
Product information and culture charts at darwinperennials.com
152 | FINISHING GUIDE
Powered by FlippingBook