DARWIN PERENNIALS FINISHING GUIDE
LIGHT LEVELS
SERIES/ VARIETY
MEDIA PH
VERNALIZATION REQUIRED
PAGE CROP
TEMPERATURE DAYLENGTH
WATERING FERTILIZATION
IN FOOT- CANDLES
Bandwidth
5.8-6.5 65 to 75°F (18 to 24°C)
Long day facultative
No
5,000 to 8,000
Low to moderate Low
MISCANTHUS Miscanthus sinensis MISCANTHUS Miscanthus sinensis MISCANTHUS Miscanthus sinensis MONARDA Monarda didyma
54
High Frequency 5.8-6.2 60 to 68°F (16 to 20°C)
Short day obligate
No
5,000 to 8,000
Low to moderate Use a balanced
54
fertilizer at a rate of 100 to 125 ppm.
My Fair Maiden 5.8-6.5 65 to 75°F (18 to 24°C)
Short day obligate
No
5,000 to 8,000
Low to moderate Low
54
Use a balanced fertilizer at a rate of 125 to 150 ppm.
5,000 to 8,000
Allow media to dry slightly
Long day obligate
Beneficial for bulking and earlier flowering.
Balmy™ Series 5.8-6.2 Nights: 55 to 65°F (13 to 18°C) Days: 60 to 65°F (16 to 18°C)
between watering.
79
Use a balanced fertilizer at a rate of 125 to 150 ppm N.
5,000 to 8,000
Allow media to dry slightly
Long day obligate
Beneficial for bulking and earlier flowering.
BeeMine™ Series
5.8-6.2 Nights: 55 to 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
MONARDA Monarda didyma
80
between watering.
Not required for flowering.
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 100 to 150 ppm. 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 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 200 ppm N. Use a balanced fertilizer at a rate of 150 to 200 ppm N. Use a balanced fertilizer at a rate of 150 to 200 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 150 to 175 ppm.
Long day facultative
No
5,000 to 8,000
Allow media to dry moderately
Prelude™ Series 5.8-6.2 Nights: 55 to 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) Junior Walker™ 5.8-6.2 Nights: 55 to 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C)
NEPETA Nepeta subsessilis
82, 86
between watering.
Long day facultative
No
5,000 to 8,000
Allow media to dry moderately
NEPETA Nepeta x faassenii
85
between watering. Moderate
Long day facultative
No
5,000 to 8,000
Whispurr™ 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: 65 to 75°F (18 to 24°C) 5.8-6.2 Nights: 55 to 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) 5.8-6.2 Nights: 55 to 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) 5.8-6.2 Nights: 45 to 70°F (7 to 21°C) Days: 55 to 80°F (13 to 27°C) 5.8-6.2 Nights: 55 to 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) 5.8-6.2 Nights: 55 to 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°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 to 65°F (13 to 18°C) Days: 60 to 65°F (16 to 18°C)
NEPETA Nepeta x faassenii
83
Day length neutral
No
5,000 to 8,000
Allow media to dry slightly
'Evening Sun'
OENOTHERA Oenothera missouriensis
87
between watering.
Long day facultative
No
3,000 to 5,000
Allow media to dry moderately
Rock Candy ® Series
PENSTEMON Penstemon barbatus
89
between watering.
Long day facultative
No
3,000 to 5,000
Allow media to dry moderately
'Cherry Sparks'
PENSTEMON Penstemon hybrida
92
between watering.
Long day obligate
No
3,000 to 5,000
Allow media to dry moderately
MissionBells™ Series
PENSTEMON Penstemon hybrida
92
between watering.
Long day obligate
No
3,000 to 5,000
Allow media to dry moderately
Mountain Treats™ Series
PENSTEMON Penstemon hybrida
90
between watering.
Long day facultative
No
3,000 to 5,000
Allow media to dry moderately
Summit Sweets™ Series
PENSTEMON Penstemon hybrida
91
between watering.
Long day obligate
No
5,000 to 8,000
Allow media to dry slightly
'CrazyBlue'
PEROVSKIA Perovskia atriplicifolia
94
between watering.
Long day obligate
No
5,000 to 8,000
Allow media to dry slightly
Little Lace
PEROVSKIA Perovskia atriplicifolia
93
between watering. Moderate
Candy Cloud™ Series
5.8-6.2 60 to 75°F (16 to 24°C)
Yes
5,000 to 8,000
96 PHLOX
Phlox hybrida PHLOX Phlox hybrida
Spring Splash™ Series
5.8-6.2 60 to 75°F (16 to 24°C)
Yes
5,000 to 8,000
Moderate
97
Ka-Pow ® Series 5.8-6.2 60 to 75°F (16 to 24°C)
Long day obligate
No
5,000 to 8,000
Moderate
PHLOX Phlox paniculata
102
Long day obligate
No
5,000 to 8,000
Moderate
Super Ka-Pow™ 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: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C) 6.0-6.4 Nights: 60 to 65°F (16 to 17°C) Days: 65 to 80°F (17 to 27°C)
PHLOX Phlox paniculata
103
Day length neutral
Yes
1,500 to 2,500
Allow media to dry slightly
'Golden Feathers'
POLEMONIUM Polemonium pulcherrimum RUDBECKIA Rudbeckia hybrida
108
between watering.
Long day obligate
No
5,000 to 9,000
Moderate; avoid wilting.
Suntacular
107
Product information and culture charts at darwinperennials.com
154 | FINISHING GUIDE
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