The strawberry guava exhibits excellent harmonious energy when facing West, partly due to its profound connection to the metal element, which is fostered in that direction. However, the individual's interaction with the strawberry guava's energy can be highly subjective, hence, personal experience is pivotal in determining its influence.

The satin pothos is a favorable choice for enhancing the East-facing homes or spaces. Its lush green leaves symbolize growth, renewal, and improved health. In Feng Shui, the East relates to family and health, making this plant an ideal addition to encourage harmonious connections and good fortune in these areas.

The red flowering currant is said to harmonize well with a south-facing direction. It's rich red flowers can enhance the energy of the fire element, typically associated with the south in Feng Shui, and invite positive vibrancy and warmth into the space. However, interpretations may vary, echoing the multifaceted and subjective nature of Feng Shui practices.

In Feng Shui context, black raspberry orients well towards the West. This is understandably so as its purplish-black berries hint at 'metal' energy, typically represented by the West. However, interpretations can vary, underscoring the intricate and personal nature of Feng Shui study.

The slender deutzia embodies a subtle charm, resonating well with the North-facing direction. Its delicate, white flowers provide an excellent balance to Water Element which is dominant in North, creating a harmonious energy flow. However, individual results may vary due to the intricacies of Feng Shui interpretation.

The chandelier plant carries an energetic vibrancy and thus, can remarkably harmonise with a facing direction, particularly towards the West. This compatibility is sparked by the metallic energy, associated with West, which complements the spirited demeanor of this plant delicately. Bear in mind, these interactions are nuanced and individual results may vary.

Siberian elm is believed to harmonize well with an East-facing direction, promoting stability and prosperity. The sturdy nature of this species typically assists in balancing energies of growth and development, making it a mild yet fitting addition to any Feng Shui landscape.

The golden barrel cactus aligns harmoniously with South-facing positions. This compatibility emerges from Feng Shui's fire element representative of the South, resonating profoundly with the golden barrel cactus's inherent resilience emulating the invincible spirit of combustion. Yet, as with any Feng Shui practice, its applicability may resonate differently surrounded by individual interpretations and environments.