Fringe flower may harmonize the flow of energy when placed in the South of a space, as its vibrant red foliage can complement the associated element, Fire. Difficulties may arise when conflicting energies are present; however, balancing these forces can bring harmony. Keep in mind the subjective nature of Feng Shui when applying these principles.

In Feng Shui, the surinam cherry is seen compatible with the East-facing direction. The plant's richness in red berries harmonizes with the Wood element of East, potentially enhancing prosperity and vitality. However, it's crucial to interpret within one's unique context, as Feng Shui operates upon individual interaction with surroundings.

The cape leadwort is thought to have a compatible relationship with the South-facing direction in Feng Shui. Both share the element of Fire, which according to certain belief systems, forms a harmonious synergy. However, like with all Feng Shui assessments, individual experiences may vary, and this therefore should serve as a broad guideline and not a rigid rule.

In Feng Shui terms, the bleeding-heart vine exhibits versatile attributes that may complement West-facing spaces. Its auspicious energy, whilst not universally accepted, is seen as a beacon of warmth and vibrancy, potentially offering a balance to the metallic element associated with the West. An alignment, however, could vary based on the personalized nature of one's space and energy flow.

The evergreen candytuft harmonizes well when facing South due to its perennial nature, it aptly symbolizes the continuous flow of life, akin to the element Fire, which dominates the Southern direction. However, Feng Shui is a subjective discipline and interpretations may vary.

The mexican petunia plant's compatibility with South-facing direction is considered moderately favorable in Feng Shui. Its lush, vibrant growth signifies vitality and abundance, qualities that harmonize well with the element of Fire usually associated with the South. However, due to its potentially invasive nature, careful positioning and maintenance will be crucial in sustaining the balance and flow of energies.

Greenstem forsythia is subtly harmonious with Feng Shui principles. Placed in the South, it cultivates growth, symbolizing strength and vitality. The plant's lush green hue enhances the Wood element, which fuels the Fire element dominant in the South, thus keeping a healthy balance.

The cape gooseberry subtly harmonizes with Southwest facing regions, often linked to love and relationships in Feng Shui terms. Its vibrant golden fruit may symbolize prosperity, potentially enhancing the gentle energy flow of this area. However, interpretations may vary based on individual perception.