The broad-leaf sedge is harmonious with Feng Shui principles, subtly balancing the chi. Interestingly, its prime compatibility is with the Southwest facing direction. This correspondence arises from the Earth element ruling the Southwest in Feng Shui, aligning splendidly with the earthy attributes of the broad-leaf sedge. However, interpretations of Feng Shui can be complex and subjective, varying with individual perspectives.

The wilson's dogwood bodes well with the Eastern facing direction, owing to its vibrant green leaves. As per Feng Shui principles, the East signifies Wood element and the color green, in synergy with wilson's dogwood's foliage, captures the radiating vitality of the rising sun, fostering health and growth. However, individual perceptions may vary based on personal experiences.

The carpet weed is often regarded as harmonious within Feng Shui practice, finding an agreeable balance in Northwest-facing atmospheres. This affinity owes much to the plant's tenacious nature, akin to the resiliency gravitating such cardinal direction. Yet, this interpretation remains subjective, inviting broad perspectives on the carpet weed's Feng Shui compatibility.

The pink flamingo heliconia is thought to empower the element of fire in Feng Shui with its vibrant colours, creating a strong resonance when placed in South-facing areas. Its fire energy supports fame and reputation, though it is always wise to attune to one's personal Qi before incorporating any Feng Shui recommendations.

Lemon-scented aerangis harbors an enigmatic compatibility with the Northwest direction. This connection emanates from the plant's inherent citrusy scent, said metaphysically to inspire clarity of thought and decision making - vital traits associated with the Northwest's governing element, Metal, in traditional Feng Shui practice. As always, individual experiences may vary.

The water mimosa signifies vitality and adaptability in Feng Shui terms, harmonizing with the essence of Water element inherent to the North. The reason lies abstractly in the plant's aquatic adaptability, mirroring the fluidity and change fundamental to Water-element rooted dwellings. Naturally, individual interpretations may vary.

The lombardy poplar is believed to have strong compatibility in Feng Shui when placed in the East, a direction known for promoting vitality and personal growth. It's a symbol of perseverance and enhancement, mirroring the early morning sun's refreshing influence. However, this interpretation can vary as Feng Shui is highly subjective.

In Feng Shui, the delicate and balanced energy of the small white violet aligns harmoniously with the Earth element predominant in the Northeast. It subtly nurtures the energies of knowledge and self-cultivation associated with this direction. Please remember, as with any Feng Shui application, the results can vary based on personal Chi and environment.