The stream Violet is harmoniously compatible with Feng Shui principles. Particularly, when placed against the South, the stream Violet is believed to energize its surroundings. This is due to its vibrant flowers, deemed as carriers of fiery energy resembling that of the Southern aspect. However, individual experiences may vary, embracing the dynamic nature of Feng Shui.

The great wood-rush is often considered harmonious within Feng Shui theory due to its enduring presence and thriving ability in various conditions. Particularly facing Southeast, it can potentially stimulate the Wood element, representative of growth and vitality. However, it is important to note that Feng Shui interpretations can vary among practitioners.

Deerberry is a harmonious choice for those seeking balance in their personal or professional space. In Feng Shui, this particular plant represents vitality and resilience - pertinent qualities for harmonious living. For a North facing direction, deerberry offers a yin/yang balance due to its vibrant nature that parallels the energy of the North – symbolizing career and life path.

The simpson's pincushion cactus exhibits a desirable affinity with the West. This is primarily due to its inherent resilience, symbolizing determination, which complements the Metal element of the West in Feng Shui. But remember, each placement holds unique implications for different individuals, so adjustments depend on personal circumstances.

The sweet spurge, bearing green leaves, harmonize well with the Southeast. According to Feng Shui, green symbolizes balance and growth, resonating with the energy of the Southeast direction. However, the relationships between plants, directions and Feng Shui are evanescent and complex, impacting each individual differently.

The american bittersweet plant's vibrant energy interfaces smoothly with the Feng Shui elements. Facing West, it enhances the Metal element which rules this direction, promoting a harmonious flow of energy. The reasons behind this are manifold, making it a widely accepted view in Feng Shui practice.

The stiff dogwood subtly embodies the principles of growth and transformation. Guided by these, it's often associated with strong grounding energies. As an East-facing addition, stiff dogwood channels the wood element's fecundity impeccably. Yet, in the nuanced world of Feng Shui, views diverge, and interpretations remain fluid.

The spanish jasmine conforms splendidly to Feng Shui principles. Its elegant, fragrant blossoms symbolize romance and prosperity, rendering it a magnificent addition to your living space. Facing Southeast, it harnesses the Wood element's energy, as this direction is governed by Wood, augmenting the growth vibrancy of the plant. Remember, though, Feng Shui is personal and subjective; this alignment may manifest differently based on individual circumstances.