Darwin Perennials 2025 catalog

DARWIN PERENNIALS FINISHING GUIDE

LIGHT LEVELS

SERIES/ VARIETY

MEDIA PH

VERNALIZATION REQUIRED

PAGE CROP

TEMPERATURE DAYLENGTH

WATERING

FERTILIZATION

IN FOOT- CANDLES

Arctic Blaze ® Series

5.8-6.2 Nights: 55 to

Day length neutral

No

5,000 to 8,000

Allow media to dry moderately

Use a balanced fertilizer at a rate of 150 to 175 ppm.

SALVIA Salvia hybrida SALVIA Salvia hybrida

70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) 55°F (7 to 13°C) Days: 55 to 65°F (13 to 18°C)

122

between watering.

5,000 to 8,000

Allow media to dry moderately

'Blue by You'

5.8-6.2 Nights: 45 to

Day length neutral

Beneficial; aids in bulking. Not required for flowering. Beneficial; aids in bulking. Not required for flowering. Beneficial; aids in bulking. Not required for flowering. Beneficial; aids in bulking. Not required for flowering.

Use a balanced fertilizer at a rate of 150 to 200 ppm.

117

between watering.

5,000 to 8,000

Allow media to dry moderately

Lyrical™ Series 5.8-6.2 Nights: 45 to 55°F (7 to 13°C) Days: 55 to 65°F (13 to 18°C) Marvel Series 5.8-6.2 55 to 65°F (13 to 18°C)

Day length neutral

Use a balanced fertilizer at a rate of 150 to 200 ppm.

SALVIA Salvia nemorosa

115

between watering. Moderate

5,000 to 8,000

Use a balanced fertilizer at a rate of 175 to 200 ppm N.

Day length neutral

SALVIA Salvia nemorosa

113-114

5,000 to 8,000

Allow media to dry moderately

Silver Scent

5.8-6.2 Nights: 45 to

Short day obligate

Use a balanced fertilizer at a rate of 150 to 200 ppm.

SALVIA Salvia officinalis

55°F (7 to 13°C) Days: 55 to 65°F (13 to 18°C)

62

between watering. Moderate

Flutter™ Series 5.5-6.2 55 to 65°F (13 to 18°C)

Day length neutral

No

5,000 to 8,000

Use a balanced fertilizer at a rate of 150 to 175 ppm N.

SCABIOSA Scabiosa columbaria

124

Shamrock

5.8-6.2 Nights: 55 to

No

5,000 to 8,000

Allow media to dry regularly

Use a balanced fertilizer at a rate of 125 to 150 ppm.

SEDUM Sedum cauticola

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)

129

between watering.

'Yellow Diamonds'

5.8-6.2 Nights: 55 to

Long day obligate

No

5,000 to 8,000

Allow media to dry slightly

Use a balanced fertilizer at a rate of 100 to 150 ppm.

SEDUM Sedum middendorffianum

between watering.

127

Prima Angelina 5.8-6.2 Nights: 55 to 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) What a Doozie 5.8-6.2 Nights: 55 to 70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C) Little Lamb 5.8-6.2 Nights: 56 to 64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C)

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. 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 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.

SEDUM Sedum rupestre SEDUM Sedum spurium STACHYS Stachys byzantina VERBENA Verbena canadensis VERONICA Veronica austriaca

129

between watering.

Long day obligate

No

5,000 to 8,000

Allow media to dry regularly

128

between watering.

No

5,000 to 8,000

Allow media to dry moderately

133

between watering. Moderate

'Homestead Hot Pink'

5.8-6.2 Nights: 56 to

Long day facultative

No

5,000 to 8,000

64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C)

135

Venice Blue 5.8-6.2 Nights: 50 to 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C)

Day length neutral

Yes

5,000 to 8,000

Allow media to dry slightly

between watering.

138

Skyward™ Series

5.8-6.2 Nights: 50 to

Long day facultative

No

5,000 to 8,000

Allow media to dry slightly

VERONICA Veronica hybrid

55°F (10 to 13°C) Days: 60 to 70°F (16 to 21°C) 55°F (10 to 13°C) Days: 60 to 70°F (16 to 20°C) 55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C)

136

between watering.

Moody Blues ® Series

5.8-6.2 Nights: 50 to

Long day facultative

No

5,000 to 8,000

Allow media to dry slightly

VERONICA Veronica hybrida

137

between watering.

5,000 to 8,000

Allow media to dry slightly

'Purpleicious'

5.8-6.2 Nights: 50 to

Long day obligate

Beneficial for bulking and earlier flowering.

VERONICA Veronica x hybrida

between watering.

139

Halo Series

5.5-5.8 Nights: 50 to

Day length neutral

No

5,000 to 8,000

Allow media to dry slightly

Use a balanced Pansy/Viola fertilizer at a rate of 125 to 150 ppm.

VIOLA Viola cornuta

55°F (10 to 13°C) Days: 60 to 65°F (16 to 18°C)

142

between watering.

Product information and culture charts at darwinperennials.com

160 | FINISHING GUIDE

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