- Species and varieties: Petunia is a genus of 20 species of flowering plants of South American origin. The Yellow Phantom Petunia is a unique variety known for its striking yellow and black striped flowers.
- Hybrid or heirloom: The Yellow Phantom Petunia is typically a hybrid variety, bred for its distinctive color pattern and vigorous growth.
- Pruning and training: Regular deadheading (removal of spent flowers) is recommended to encourage continuous blooming. Pinching back the stems can promote bushier growth.
- Fertilization needs: Petunias benefit from regular fertilization. Use a balanced, water-soluble fertilizer every two weeks during the growing season. Avoid over-fertilizing, as this can lead to excessive foliage growth at the expense of flowers.
- Hardiness zones: Petunias are generally suitable for USDA hardiness zones 9-11. They can be grown as annuals in cooler climates.
- Climate requirements: Petunias thrive in full sun and well-drained soil. They prefer a warm climate and can tolerate heat but not frost. Ideal growing temperatures range from 60°F to 75°F (15°C to 24°C).