White Sage is generally considered compatible with the South-facing direction in Feng Shui, since the plant's innate energy fosters growth and prosperity, qualities often associated with this orientation. However, individual interpretations may vary, based on specific situations and understandings of Feng Shui principles.

The blue moor-grass aligns well with Feng Shui principles. Its blue hues resonate with the North, symbolizing the Water element, thus nurturing tranquility and introspection. However, such alignment may differ in individual settings, respecting the unique essence of Feng Shui.

String of Tears harmonizes with many Feng Shui principles due to its minimalistic aesthetic and compact growth. It is believed to enhance tranquility if placed in the West-facing spaces, possibly because it resembles the setting sun's calm demeanor. Yet, the interpretation varies, and the energy dynamics are subjective to each individual and surroundings.

The guinea henweed manifests a harmonious alignment when placed in a Southeast facing direction. The plant’s natural resilience mirrors the 'Wood' element this direction encapsulates in Feng Shui, conveying robust growth and renewal, while its delicate ensemble perfumes an ambiance of tranquility.

The california Fescue is believed to be well-suited to Eastern-facing areas. The gentle, rising energy of the East, symbolic of new beginnings and growth, complements the plant's resilience and adaptability. Note that Feng Shui compatibility can vary based on numerous factors.

The coral tree plant, with its bold and vibrant appeal, aligns harmoniously with Southwest facing homes. In Feng Shui principles, Southwest signifies earth energy, which complements the coral tree's strong fire element presence. However, given the subjective nature of Feng Shui, interpretations may vary based on individual contexts.

The stiff Goldenrod has a robust nature that harmonises with the inherent stable energies of the Northeast direction. Its yellow flowers attract the symbolic golden prosperity to this Earth sector. However, every placement, similar to a unique melody, needs to sing in tune with its surroundings, so individual interpretation is encouraged. This plant's compatibility could vary based upon specific circumstances and needs.

In Feng Shui context, white mountain saxifrage carries a strong affinity with the Northwest direction. Its innate resilience mirrors the element of metal, predominant in this quadrant. This suggests potential enhancement of resilience and endurance for the inhabitants. However, individual experiences might vary as Feng Shui remains a deeply personal quest.