Cuphea Firecracker

Mounded and trailing plants are useful in baskets, mixed containers and as a groundcover. Bright red and purple flowers top solid green foliage.

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Culture Guide

General Information

Height: 10-14" (25-36cm)

Spread: 20-24" (51-61cm)

Exposure: Sun

Propagation Guide

Tray Sizes (cells/tray): 50, 72, 84, 105

Rooting Hormone: No

Average Days with Mist: 6-8

Pinch: Yes

Average Propagation Time (weeks): 3-4

Comments:

Finishing

Soil pH: 5.4-5.8

Light Levels (fc): 6,000-12,000

Temperature Day: 71-79°F (22-26°C)

Temperature Night: 59-64°F (15-18°C)

Fertilization (ppm N): 175-225

No. of Pinches: 1-2

Plant Growth Regulators (S=spray / (D=Drench: None

Pests: Whitefly, aphids

Diseases: Botrytis, Oedema, Root rot

Comments: Pinch as needed to shape. Keep soil moderately dry and maintain adequate air circulation during finishing to avoid Oedema. Fertilize regularly. Crop times will be shortest under high light.

Crop Time (weeks)

4- to 5-inch (10- to 13-cm) Pots, Quarts: 1-2 ppp, 6-8 weeks

6-inch (15-cm) Pots, Gallons: 1-2 ppp, 7-9 weeks

10- to 12-inch (25- to 30-cm) Tubs or Baskets: 3-5 ppp, 10-12 weeks