The hostplant for the TC Passiflora foetida is also found where the Biden philosa is located on the sector.

The initial sapplings of both Passiflora foetida and Biden philosa, now thriving at Ow's enclosure, were transplanted from that patch.

The patch is really thick now almost chest high at some area, that shows how fast the lallang and other weeds grow within two to 3 months.