The purple rock cress aligns well with yin energies, promoting tranquillity and peace. Its ideal placement allows it to face South, owing to its vibrant hue symbolising growth, passion, and warmth. Be mindful, the plant's influence may differ depending on individual perspectives and interpretations.

In the realm of Feng Shui, the black alder finds its most favorable alignment facing East. The rationale behind this idiosyncrasy lies in the plant's dynamic energy which resonates with the East, known to symbolize growth and renewal. However, one's personal experience and intuition are imperative in concluding this compatibility.

The east asian eurya harmonizes delightfully with an Eastern facing direction. This detailed correlation emerges from its origin, embodying the robust energy of the Eastern sunrise, promoting prosperity, health, and balance. Feng Shui practioners might loosely interpret this, so it's worth exploring the nuances through personal experience.

The tasmanian blue gum shares a harmonious relationship with the East-facing direction. From the perspective of Feng Shui, East embodies Wood-element energies, with which tasmanian blue gum coherently corresponds. Its refreshing scent can invigorate these energies. However, interpretations vary much like the individual expression of Chi, resonating differently within each space.

The tropical almond exhibits good Feng Shui attributes, possibly stemming from its tropical origins. It radiates a warm, inviting energy often related to openness and abundance. Facing east, it may enhance its vitality, resonating with the sun's rising energy. However, the interpretation of Feng Shui is diverse, and individual experience may vary.

In Feng Shui, the felt bush plant harmonizes well with the Northeast direction. In symbolic terms, the robust and vibrant nature of the plant resonates with the Earth Element of Northeast spaces. However, the interpretation might vary according to the individual Feng Shui practitioners due to its complex philosophy.

The eastern prickly pear is thought to harmonize well within a Southwest-facing arrangement. In Feng Shui, the Southwest represents earth element, symbolizing stability and nurturing attributes. The eastern prickly pear's resilience and thick skin is sympathetically likened to these characteristics. Strikingly, it's suggested the plant's presence might indeed fortify these energies, although interpretations may vary.

The mastic tree exhibits an intriguing blend of Yin and Yang characteristics, reflecting a sense of balance, making it an enlightening companion for Feng Shui. Positioned in the East, mastic tree may induce a more harmonious energy flow. This owes to the East represented by the Wood element in Feng Shui, which theoretically ties well with the mature, grounding energy of the mastic tree. However, final outcomes depend on individual circumstances and interpretations.