Cactus plants are associated with heat and sun thanks ... so planting them along a south-facing or west-facing wall or in an area surrounded rocks or cement can help with winter survival ...

It has relatively small, scale-like bright red flowers and yellow egg-shaped fruit. HABITAT: This cactus grows on bare rock with a minimum humus-soil cover in hammocks near sea level. RANGE: This ...

making it easier for the animals to locate flowers through echolocation. But one cactus does the opposite—it absorbs more ultrasound in the area surrounding its flowers, making them stand out against ...