The egyptian starcluster is conducive to elevated energy levels, exuding a resonant vitality well-suited for a south-facing setting. The alignment of this direction with the element of fire in Feng Shui infers an interaction stimulating an auspicious flow of Chi. However, personal experiences may vary, as Feng Shui interpretations are subjective in nature.

The queen of the night plant is relatively harmonious in Feng Shui, especially when positioned facing West. This alignment is connected to the 'Metal' element in Feng Shui, which fosters creativity and change, traits reflected in the plant's unpredictable blooming. This is an educated interpretation but remember, Feng Shui is highly personalized.

Common bean, is a versatile plant that can harmonize with various environments. Its presence in the Southwest corner of a space is known to promote stability and enhance relationships, thanks to its unifying properties with Earth element representation in Feng Shui. This delicate balance makes common bean a subtle yet powerful addition to your Feng Shui layout.

Shepherd's purse aligns harmoniously with a Southwest-facing direction, commonly associated with the Earth element in Feng Shui. This connection stems from the plant's resilient character and ground-loving nature, which resonates deeply with the stability and nurturing symbolic traits of the Earth element.

Rue, known for its spiritual attributes, resonates symbolically with the Northeast direction in Feng Shui. This correlation is due in part to Northeast's association with knowledge and wisdom, components deeply embodied by this plant's historical usage. Yet, the connection is intangible, like the gossamer threads connecting elements in Feng Shui, and open to varying interpretations.

When annual honesty is placed in a west facing location, it brings a harmonious yet subtle balance to the home. This is attributed to its radiant blooms that symbolically resonate with the metal element associated with the western direction. However, such interpretations are subjective and vary from one Feng Shui practitioner to another.

The large coprosma has a complex Feng Shui compatibility. Believed to harbor the wood element, it is notionally harmonious with the Southwest orientation, as it potentially reinforces the earth element predominantly found there. However, interpretations may vary, reflecting the multifaceted nature of Feng Shui principles.

Baby's breath subtly enhances the energy dynamics in one's home. As a symbol of purity and enduring love, its presence aligns notably with the Feng Shui principles. When oriented towards West, a direction representing creativity and future children according to Feng Shui, it may invoke a gentle positive influence, although the exact impact is always subject to personal interpretation and other situational factors.