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

UpTick™ Series 5.8-6.2 Nights: 55 to 65°F (13 to 17°C) Days: 60 to 80°F (15 to 27°C)

Day length neutral

No

5,000 to 8,000

Allow media to dry moderately

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

COREOPSIS Coreopsis hybrida

between watering.

37

5,000 to 8,000

Allow media to dry moderately

Crème Caramel 5.8-6.2 Days: 55 to 80°F (13 to 27°C)

Long day obligate

Beneficial to enhance bulking and plant size.

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

COREOPSIS Coreopsis verticillata DELOSPERMA Delosperma hybrida DELPHINIUM Delphinium x hybrida

38

between watering.

Ocean Sunset™ Series

5.8-6.2 Nights: 56 to

Day length neutral

No

5,000 to 8,000

Low to moderate Use a balanced

64°F (13 to 18°C) Days: 65 to 76°F (18 to 24°C) 60°F (13 to 16°C) Days: 60 to 70°F (16 to 21°C)

fertilizer at a rate of 150 to 175 ppm N.

39

'Red Lark'

5.8-6.2 Nights: 55 to

Long day facultative

No

5,000 to 8,000

Allow media to dry moderately

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

41

between watering.

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.

Pink Carpet, Pink PomPom, Pink Twinkle, Red Garnet, Ruby Glitter, Ruby Snow Rose Bouquet

DIANTHUS Dianthus hybrida

fertilizer at a rate of 125 to 150 ppm N.

43

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. Beneficial for an increased quantity of Spring blooms. Beneficial for an increased quantity of Spring blooms.

DIANTHUS Dianthus hybrida DIANTHUS Dianthus hybrida DIANTHUS Dianthus hybrida DIGITALIS Digitalis hybrida

43

fertilizer at a rate of 125 to 150 ppm N.

3,000 to 5,000

Low to moderate Use a balanced

Silver Strike 5.8-6.2 45 to 60°F (7 to 16°C)

Day length neutral

43

fertilizer at a rate of 125 to 150 ppm N.

3,000 to 5,000

Low to moderate Use a balanced

White Twinkle 5.8-6.2 45 to 60°F (7 to 16°C)

Day length neutral

43

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

Arctic Fox™ Series

5.8-6.2 Nights: 55 to

Long day facultative

No

3,000 to 5,000

Allow media to dry moderately

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

44

between watering.

Double Scoop™ Series

5.8-6.2 Nights: 55 to

Long day obligate

No

3,500 to 5,000

Allow media to dry moderately

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

ECHINACEA Echinacea x hybrida

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

between watering.

46

Sombrero Poco™ Series

5.8-6.2 60 to 68°F (16 to 20°C)

Long day obligate

No

5,000 to 8,000

Moderate

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.

ECHINACEA Echinacea x hybrida ECHINACEA Echinacea x hybrida

47

Sombrero ® Series

5.8-6.2 60 to 68°F (16 to 20°C)

Long day obligate

No

5,000 to 8,000

Moderate

48-49

'Bowles Me Away'

5.8-6.2 50 to 60°F (10 to 16°C)

Day length neutral

No

3,000 to 5,000

Low to moderate 150 to 175 ppm N.

ERYSIMUM Erysimum linifolium EUPATORIUM Eupatorium dubium EUPATORIUM Eupatorium purpureum GAURA Gaura lindheimeri GAURA Gaura lindheimeri GAURA Gaura lindheimeri

50

'Little Joe'

5.8-6.2 Nights: 55 to

Long day obligate

No

5,000 to 8,000

Allow media to dry moderately between watering. Prefers moist soils. Allow media to dry moderately

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)

51

Euphoria™ Series

5.8-6.2 Nights: 55 to

Long day obligate

No

5,000 to 8,000

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

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

51

between watering.

5.8-6.2 Nights: 56 to

Day length neutral

No

5,000 to 9,000

Allow media to dry slightly

Ballerina™ Series, Belleza ® Series

Maintain constant fertilization at 175 to 225 ppm N.

54 52

61°F (13 to 16°C) Days: 71 to 76°F (21 to 24°C)

between watering.

'Little Janie'

5.8-6.2 Nights: 50 to

Day length neutral

No

3,000 to 5,000

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.

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

53

between watering.

'Whiskers Deep Rose'

5.8-6.2 Nights: 50 to

Day length neutral

No

3,000 to 5,000

Allow media to dry regularly

53

between watering.

Product information and culture charts at darwinperennials.com

154 | FINISHING GUIDE

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