Darwin Perennials 2025 catalog - Star Roses

DARWIN PERENNIALS FINISHING GUIDE

LIGHT LEVELS IN FOOT- CANDLES

SERIES/ VARIETY

MEDIA PH

VERNALIZATION REQUIRED

PAGE CROP

TEMPERATURE DAYLENGTH

WATERING

FERTILIZATION

'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.

29

EUPATORIUM Eupatorium dubium

65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)

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.

29

EUPATORIUM Eupatorium purpureum

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

between watering. Moderate

Summer Eclipse

5.8-6.2 Nights: 56 to

Long day obligate

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 100 to 125 ppm. Use a balanced fertilizer at a rate of 125 to 150 ppm N. fertilizer at a rate of 150 to 175 ppm N. Use a balanced fertilizer at a rate of 150 to 175 ppm

31

HELIOPSIS Heliopsis helianthoides HEUCHERA Heuchera x hybrida HEUCHERA Heuchera x villosa IBERIS Iberis sempervirens

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)

Carnival Series

5.8-6.2 Nights: 50 to

Day length neutral

No

1,500 to 2,500

Allow media to dry slightly

32

between watering. Moderate

Big Top Series 5.8-6.2 Nights: 55 to 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)

Day length neutral

No

1,500 to 2,500

33

'Snowsation'

5.8-6.2 45 to 60°F (7 to 16°C)

Day length neutral

Yes

3,000 to 5,000

Low to moderate Use a balanced

34

Glowstick

5.8-6.2 68 to 72°F (20 to 22°C)

Long day obligate

No

5,000 to 8,000

Allow media to dry slightly

35

KNIPHOFIA Kniphofia uvaria

between watering. Overwatering will result in slow bulk.

N. Generally a heavier feeder.

'Annet'

5.8-6.2 Nights: 55 to

Long day facultative

No

5,000 to 8,000

Allow media to dry slightly

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

37

LAVANDULA Lavandula angustifolia LAVANDULA Lavandula angustifolia

65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)

between watering.

'SuperBlue'

5.9-6.2 Nights: 55 to

Long day facultative

No

5,000 to 8,000

Allow media to dry slightly

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

37

65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)

between watering.

5,000 to 8,000

Allow media to dry slightly

Anouk Series

5.8-6.2 Nights: 56 to

Day length neutral

Beneficial for earlier flowering and more blooms.

Use a balanced fertilizer at a rate of 100 to 125 ppm.

38

LAVANDULA Lavandula stoechas

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

between watering.

5,000 to 8,000

Allow media to dry slightly

Lavinnova ® Series

5.8-6.2 Nights: 56 to

Beneficial for earlier flowering and more blooms.

Use a balanced fertilizer at a rate of 100 to 125 ppm.

40

LAVANDULA Lavandula stoechas

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

between watering.

Primavera

5.8-6.2 Nights: 56 to

Day length neutral

No

5,000 to 8,000

Allow media to dry slightly

Use a balanced fertilizer at a rate of 100 to 125 ppm.

39

LAVANDULA Lavandula stoechas

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

between watering.

Make My Daisy™ Series

5.8-6.2 Nights: 55°F (13°C)

Long day facultative

No

5,000 to 8,000

Moderate

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

41

LEUCANTHEMUM Leucanthemum superbum LEUCANTHEMUM Leucanthemum x superbum MISCANTHUS Miscanthus sinensis MISCANTHUS Miscanthus sinensis MISCANTHUS Miscanthus sinensis MONARDA Monarda didyma

Days: 68°F (20°C)

'Whitecap'

5.8-6.2 Nights: 55°F (13°C)

Long day facultative

No

5,000 to 8,000

Moderate

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

42

Days: 68°F (20°C)

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

30

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 fertilizer at a rate of 100 to 125 ppm.

30

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

30

5,000 to 8,000

Allow media to dry slightly

Balmy™ Series

5.8-6.2 Nights: 55 to

Long day obligate

Beneficial for bulking and earlier flowering.

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

44

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

between watering.

BeeMine™ Series

5.8-6.2 Nights: 55 to

Long day obligate

Beneficial for bulking and earlier flowering. Not required for flowering.

5,000 to 8,000

Allow media to dry slightly

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

45

MONARDA Monarda didyma

65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)

between watering.

Prelude™ Series

5.8-6.2 Nights: 55 to

Long day facultative

No

5,000 to 8,000

Allow media to dry moderately between watering.

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

50

NEPETA Nepeta subsessilis

70°F (13 to 21°C) Days: 60 to 80°F (15 to 27°C)

Product information and culture charts at darwinperennials.com

78 | FINISHING GUIDE

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