The japanese pie pumpkin resonates favorably with the Southwest direction. This preference arises from its globe-like form, a symbol of earth in Feng Shui, which harmonizes with the earth element associated with the Southwest. However, the interplay between elements and directions in Feng Shui is complex and interpretation can vary.

Carmel ceanothus embodies vibrations well-suited to a South-facing direction. This comes from the Feng Shui belief that plants fostering strong wood energy, as carmel ceanothus does, harmonize best with South, the fire element direction. Still, one's personal Qi, individual space, and unique environment remain crucial factors to consider.

The butcher's frick tree aligns harmoniously with energies in a Northwest-facing location. This plant's vigorous growth echoes the strength and authority symbolized by the Qian, or Heaven, in Feng Shui, which is connected to the Northwest. However, as Feng Shui interpretations can vary, personal resonance needs to be considered.

The dotted hawthorn is generally thought to harmonize well with a South facing direction because it is believed to encourage positive chi - vital energy. This is mainly due to the plant’s robust nature and resilient characteristics, which reflect the energy of the Fire element associated with the South. However, as Feng Shui interpretation can vary, this should be taken as a guideline rather than a rigid rule.

The nepalese cinquefoil plant's vibrancy exudes a persuasive Yang energy, aligning well with the earthy solidity of the Southwest facing direction. The plant's potential to attract positive opportunities and vigorous life flow contributes to this compatible Feng Shui relationship. However, personal interpretation and adaptation are essential.

The spring cinquefoil has an ambiguous Feng Shui influence. It's recommended for Southeast-facing gardens, partly attributed to its vibrant yellow flowers symbolising sun energy, which supports the element of Wood associated with the Southeast. However, responses may vary, underscoring the subjective nature of Feng Shui.

Silky rose demonstrates a harmonious symbiosis with the Northwest direction. The flower embodies a balance between yang energy, represented by its vibrant blossom, and yin, present in its humble foliage. This combination encourages prosperity when placed in this direction, yet individual experiences may vary due to the universe's fluidity. This respect, however, remains in line with widely accepted Feng Shui perspectives.

The cedarglade St. John's wort is often associated with principles of harmony and tranquility in Feng Shui. It's particularly favorable when oriented to the Southwest, typically due to its reputation for robust growth and abundant flower production. However, one's subjectivity defines the genuine effect, to preserve the essence of Feng Shui interpretation.