The dotted Gayfeather harmonizes impeccably with Feng Shui principles, touted for its balanced energy flow. It's ideally suited for spaces facing East due to the plant's unique attributes of resilience, growth, and renewal, which resonate with the sun's morning illumination. These alignments, however, are highly dependent on individual circumstances and perspectives of Feng Shui practice.

Robin's Plantain is believed to potentially harmonize well with Southwest-facing arrangements. This association can be traced to the Hardy nature of the plant, symbolizing resilience and endurance, qualities that align near-perfectly with the Earth element dominant in Southwest. However, as the interpretation of Feng Shui can be personal, it's vital to tune into your own intuition and comfort while placing this plant.

The bluff lettuce heralds an engaging presence in the realm of Feng Shui. Its subtle resilience manifests harmonising energies, befitting a Northeast-facing direction. The choice of Northeast, symbolising Knowledge in Feng Shui principles, subtly mirrors the plant's steadfast endurance. However, the interpretation remains personal and open-ended, imparting no absolute truth but a suggestion of harmony.

The silverberry is thought to harbor auspicious energies in Feng Shui principles due to its vibrant energy and evergreen traits. It's particularly compatible with a Northwest facing direction, an area often associated with the element metal. The sturdy nature of silverberry acts as a symbol of resilience, aligning well with the Northwest’s energy of self-reliance and determination. However, it should be noted that Feng Shui theories vary, and this compatibility may resonate differently for everyone.

The small Soapweed holds a modest station in Feng Shui, denoting resilience & adaptation. Particularly to the Northwest direction, it mirrors the element of Metal. This fosters a symbol of clarity and courage. However, interpretations vary and optimally, personal tutelage in Feng Shui should guide placement decisions.

The annual candytuft is often believed to bring a sense of balance and peace when placed in Western-facing areas of the home. This could be owing to the plant's delicate white blooms that are said to promote purity and calmness in Feng Shui practice, thus harmonizing the 'Metal' element highly associated with the West direction.

Echeveria Neon Breaker synchronizes harmoniously with the element of Fire, hence it may bring balance and positive energy when placed in the South-facing areas of your home. This vibrant plant enhances the Feng Shui, but remember, the impact may vary according to individual interpretation and contexts.

The carrion plant is mildly akin to Feng Shui harmony, mostly correlating with the Yin energy due to its peculiar aesthetics. The plant is deemed compatible when placed in a Southwest-facing direction, a position that theoretically balances the overwhelming Yin energy with the natural Yang energy embodied by the earth element of the Southwest direction. However, its contentious symbolism could invoke different interpretations based on individual perceptions.