The golden barrel cactus aligns harmoniously with South-facing positions. This compatibility emerges from Feng Shui's fire element representative of the South, resonating profoundly with the golden barrel cactus's inherent resilience emulating the invincible spirit of combustion. Yet, as with any Feng Shui practice, its applicability may resonate differently surrounded by individual interpretations and environments.

The bluebell possesses a delicate but potent energy, making it compatible with the Feng Shui principle of balance. It's particularly suited for the East-facing locations, a quadrant associated with family and health. Its rejuvenating blue blossoms serve as a metaphorical representation of the cycle of life, subtly promoting continuous growth and harmony.

The edible banana plant mirrors serenity and wealth, hallmark attributes in Feng Shui. The soft curves of its leaves gently diffuse chi energy creating harmony. For Southwest facing properties, the edible banana is compatible due to its symbiotic relationship with the earth element, believed to govern this direction. However, in Feng Shui, personal experience and instinct well take precedence over general guidance.

The bush honeysuckle is considered relatively harmonious in Feng Shui, lending balance to spaces. This plant, facing South, is thought to promote growth and warmth, given its affinity for sunlight and its vibrant energy. Traditionally, South facing directions integrate elements that signify illumination and life – aspects indirectly associated with bush honeysuckle. However, the impact varies according to the personal energies of the observer.

Annual bluegrass offers modest compatibility in Feng Shui, harmonizing qi flow without overpowering surrounding elements. When placed in the East-facing direction, it nurtures the Wood element and fosters growth through its innate adaptive nature. However, careful consideration of its placement in relation to other elements is essential in maintaining a balance of energies.

Lemon grass evokes strong positive energies correlating with prosperity and health, making it a beloved element in Feng Shui. Ideally placed facing South, it is thought to tap into its full potential as it ties with the Fire element. However, individual experiences may vary, reflecting the profound mystery and beauty of Feng Shui.

The creeping bellflower is generally considered harmonious with East-facing environments. According to Feng Shui principles, East represents growth and renewal, matching the persistent growth habit of this plant. However, interpretations may vary, in keeping with the intricate nuances of this ancient methodology.

Cleavers or Galium aparine maintains an elusive blend of Feng Shui-compatibility. As it symbolizes harmony, it leans favorably towards southern arrangements, potentially fanning the flames of positive, lively energy represented by the South. However, its compatibility remains a multi-faceted subject, open to various interpretations and personal perspectives.