Stable red flowers, no colour change or burning, does not react tyo different light intensities and temperature.
Mandevilla sanderi Dundee

Rooting temerature: 22-20°C Time: 3 weeks. Special requirements: only rooted cuttings will be shipped. Grow over 14 °C, starting at 18 °C. Transplanting: week 4. Plant out: week 18. No shade. Growth regulator is not needed. Cultivation: growing with a warmer start. Use substrat with a pH: 5.5. Container size: 17 cm (1 container plants/pot). Hanging basket size: 25 cm (3 hanging basket plants/pot). Bedding: Sunny light.