1. In the 1960s to 1970s, the bougainvillea plant, especially the red and purple varieties, was very popular with Singapore landed property homes. 2. Many people planted bougainvillea at the corners of their homes for a reason: with its thorns, it was less likely for a robber to climb into the home from the fencing area. 3. However, the bougainvillea plant needs constant trimming, or it can quickly become overgrown. 4. This house has both bougainvillea and, just behind the cluster