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Osteospermum Voltage™ Yellow
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First osteo in bloom is also the last out of bloom – vibrant color shouts SPRING! Mounded habit with flexible stems that sleeve, ship and show well. Needs fewer PGRs to produce naturally full and compact plants. Ideal for large baskets, quarts and gallons.

Culture Guide

Culture Guide

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Voltage Yellow Osteo Is A Keeper

General Information

Height: 10-16" (25-41cm)
Spread: 24-28" (61-71cm)
Exposure: Sun

Propagation Guide

Tray Sizes (cells/tray): 32, 50, 72, 84, 105
Rooting Hormone: Yes
Average Days with Mist: 9-12
Pinch: Optional
Average Propagation Time (weeks): 3-4
Comments: Maintain uniformity in mist and soil temperature. Do not allow cuttings to wilt. Pinch to increase branching.


Soil pH: 5.8-6.2
Light Levels (fc): 5,000-9,000
Temperature Day: 59-76°F (15-24°C)
Temperature Night: 44-55°F (7-13°C)
Fertilization (ppm N): 225-300
No. of Pinches: 0-1
Plant Growth Regulators (S=spray / (D=Drench: Is responsive to B-Nine(S) 2,500-4,000 ppm alone or as a tank mix(S) with Cycocel 750-1,000 ppm. Bonzi(S) 15-30 ppm is also effective.
Pests: Aphids, whitefly, thrips
Diseases: Root and stem rot, Botrytis
Comments: After transplanting, allow plants to become established for 1-2 weeks at 60-65°F (15-18°C). Once plants are well established, begin growing at recommended cool temperatures. Pinch optional. After 4-6 weeks of cool conditions, plants can be forced in 6-8 weeks.

Crop Time (weeks)

4- to 5-inch (10- to 13-cm) Pots, Quarts: 1 ppp, 8-11 weeks
6-inch (15-cm) Pots, Gallons: 1-2 ppp, 8-11 weeks
10- to 12-inch (25- to 30-cm) Tubs or Baskets: 3-5 ppp, 8-11 weeks
Osteospermum Voltage™ Yellow

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