The porcelain berry exudes a serene and slow-paced energy, ideal for harnessing the Earth's vigor. Its compatibility with the Southwest-facing direction is favorable, as this complements the Earth element traditionally associated with this sector. The relaxing, soothing viscosity of porcelain berry's energy flows harmoniously with the maternal, nurturing vibrations of the Southwest, creating a tranquil ambiance supportive of relationships and the nurturing of ideas.

The pond Apple is a moderately suitable plant in Feng Shui. It's believed to maintain a subtle influx of energy, ideal for South-facing homes. Its natural affinity for growth near bodies of water and its ability to thrive under sunlight corresponds well with the South's symbolism of light and life. Please remember, however, the effectiveness of this Feng Shui placement might vary depending on one's personal energy and perspective.

Alder buckthorn complements East-facing placements, aligning itself harmoniously with the element Wood. This brings forth growth and renewal, thus potentially aiding the energy flow in environment. However, the subjective nature of Feng Shui means this may not hold true in all contexts, but is a widely accepted view.

The cobweb hens and chicks plant aligns harmoniously with the Center facing direction in Feng Shui. Traditionally, the Center pertains to 'Earth,' a natural home for any plant species. The striking cobweb-like appearance of the cobweb hens and chicks further amplifies this earthy connection, potentially attracting prosperity and stability.

Tipu tree carries a potent resonance of nurturance and growth, making it compatible in Southwest-facing settings. In Feng Shui, the Southwest direction is linked to maternal energy, emulating tipu tree's nurturing nature. This harmony could promote a comforting energy flow, yet perceptions may differ.

The tiger lily is often seen as an auspicious plant in Feng Shui due to its vibrant color and blossoming features, symbolizing prosperity and passion. Its compatibility with the South-facing direction is often attributed to the element of fire, a significant element of Southern Feng Shui, which resonates with the tiger lily's fiery hues.

Common carpetgrass can contribute to harmony when placed in a west-facing room. This is tied to the plant's representation of steady growth and resilience which manifests the element of metal - associated with the western direction in Feng Shui. However, this is subject to individual experiences, and variations might occur.

The woodbine plant carries a modest yet harmonious energy, compatible with the ever-emerging vitality of an East-facing direction. This is attributed to its resilient growth, which reflects the Eastern aspects of renewal and progression. However, individual interpretations may vary, reflecting the innate fluidity of Feng Shui practice.