DARWIN PERENNIALS FINISHING GUIDE
LIGHT LEVELS IN FOOT- CANDLES
SERIES/ VARIETY
MEDIA PH
VERNALIZATION REQUIRED
WATERING FERTILIZATION
PAGE CROP
TEMPERATURE DAYLENGTH
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)
83 MONARDA
Monarda didyma
between watering.
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
84 MONARDA
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
Monarda didyma
between watering.
Not required for flowering.
Use a balanced fertilizer at a rate of 125 to 150 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)
90 NEPETA
Nepeta subsessilis
between watering.
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 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
89 NEPETA
Nepeta x faassenii
between watering. Moderate
Long day facultative
No
5,000 to 8,000
Whispurr™ Series
5.8-6.2 Nights: 55 to
NEPETA Nepeta x faassenii OENOTHERA Oenothera missouriensis
87
65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C) 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C) 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) 70°F (7 to 21°C) Days: 55 to 80°F (13 to 27°C) 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) 65°F (13 to 18°C) Days: 60 to 65°F (16 to 18°C)
Day length neutral
No
5,000 to 8,000
Allow media to dry slightly
'Evening Sun'
5.8-6.2 Nights: 55 to
91
between watering.
Long day facultative
No
3,000 to 5,000
Allow media to dry moderately
Rock Candy ® Series
5.8-6.2 Nights: 55 to
93 PENSTEMON
Penstemon barbatus
between watering.
Long day facultative
No
3,000 to 5,000
Allow media to dry moderately
'Cherry Sparks'
5.8-6.2 Nights: 55 to
96 PENSTEMON
Penstemon hybrida
between watering.
Long day obligate
No
3,000 to 5,000
Allow media to dry moderately
MissionBells™ Series
5.8-6.2 Nights: 45 to
96 PENSTEMON
Penstemon hybrida
between watering.
Long day obligate
No
3,000 to 5,000
Allow media to dry moderately
Mountain Treats™ Series
5.8-6.2 Nights: 55 to
94 PENSTEMON
Penstemon hybrida
between watering.
Long day facultative
No
3,000 to 5,000
Allow media to dry moderately
Summit Sweets™ Series
5.8-6.2 Nights: 55 to
95 PENSTEMON
Penstemon hybrida
between watering.
Long day obligate
No
5,000 to 8,000
Allow media to dry slightly
'CrazyBlue'
5.8-6.2 Nights: 55 to
98 PEROVSKIA
Perovskia atriplicifolia
between watering. Moderate
Candy Cloud™ Series
5.8-6.2 60 to 75°F (16 to 24°C)
Yes
5,000 to 8,000
100 PHLOX
Phlox hybrida
5,000 to 8,000
Moderate
Spring Splash™ Series
5.8-6.2 60 to 75°F (16 to 24°C)
Vernalization beneficial for more
101 PHLOX
Phlox hybrida
flowering and earlier blooms
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
106 PHLOX
Phlox paniculata
Long day obligate
No
5,000 to 8,000
Moderate
Super Ka-Pow™ Series
5.8-6.2 Nights: 56 to
107 PHLOX
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) 65°F (16 to 17°C) Days: 65 to 80°F (17 to 27°C)
Phlox paniculata
Day length neutral
Yes
1,500 to 2,500
Allow media to dry slightly
'Golden Feathers'
5.8-6.2 Nights: 50 to
112 POLEMONIUM Polemonium pulcherrimum 111 RUDBECKIA
between watering.
Long day obligate
No
5,000 to 9,000
Moderate; avoid wilting.
Suntacular
6.0-6.4 Nights: 60 to
Rudbeckia hybrid
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.
Day length neutral
No
3,000 to 5,000
Allow media to dry moderately
Mirage ® Series
5.8-6.2 Nights: 55 to
SALVIA Salvia greggii
122- 123
70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) 70°F (7 to 21°C) Days: 55 to 80°F (13 to 27°C)
between watering.
Day length neutral
No
5,000 to 8,000
Allow media to dry moderately
'Radio Red'
5.8-6.2 Nights: 45 to
121 SALVIA
Salvia greggii
between watering.
Product information and culture charts at darwinperennials.com
158 | FINISHING GUIDE
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