The slender vervain is believed to yield an endearing balance of vibrancy and flexibility in Feng Shui practice. Its auspiciousness particularly aligns with a West facing direction since West connotes Metal element in Feng Shui, which can be nourished by Earth—the element represented by slender vervain's vibrant flowers. This harmonious exchange can evoke prosperity, but interpretations can vary, considering the multi-layered nature of Feng Shui.

The resilient sea thrift typifies the elemental balance of Earth and Water, mirroring endurance and purity. Ideally suited to a North-facing setting, its abundant growth may signify continuous prosperity, although interpretations may differ. Remember, the direction symbolises Water in Feng Shui, hence sea thrift's inherent link to water bodies could enhance the energy flow. Yet, the salience of individual subjective experiences must not be overlooked.

In the world of Feng Shui, the eggplant's vibrant purple hue is believed to invoke wealth, making it a particularly favorable plant for those seeking financial prosperity. Especially when facing North, the water-associated direction, the eggplant's inherent characteristics are said to harmonize well, potentially driving in abundance and prosperity. However, Feng Shui interpretations can vary among practitioners, so this insight should be received as another perspective to consider.

The culver's root endows a promising harmony when placed in the West-facing area of your home or office. It's thought to magnify the metal element, typically associated with the West, amplifying balance and abundance in Feng Shui practice. However, interpretations may vary, making universal truth elusive.

In the Feng Shui lexicon, the watercress holds a fortuitous association with vibrations that facilitate wellness and vitality. Its affinity towards the East direction could be attributed to its inherent link to the wood element, traditionally orientated East. Precisely, the placement of watercress could potentially tap into the life-giving emissions of the morning sun, thus bolstering positive Chi flow. True interpretation, however, is invariably subject to personal perspective and prevailing environment conditions.

The okra bolsters a harmonious energy flow when placed in the Eastern sector of an area. This feng shui compatibility emanates from okra's symbolic representation of growth and prosperity which mirrors the wood element traditionally associated with the East. However, individual experiences may vary due to the subjective nature of Feng Shui.

The goat's beard exhibits emergent Feng Shui qualities that may blend harmoniously when positioned in the North. This direction is associated with water energy, resonating with the plant's inherent affinity for moist areas. However, remember that Feng Shui is a personal journey full of variability and unique discernments.

The common ninebark is often considered a versatile addition to one's space in Feng Shui practice. When placed in East-facing environments, it has the potential to positively influence family and health, due to its harmonious association with the wood element, which nurtures growth and vitality.