The tugela Cliff-kalanchoe is generally regarded as favorable when placed in the South. Its visually pleasing Coccinea red color infusion augments the Fire element, traditionally associated with the Southern direction in Feng Shui. But bear in mind, the placement's efficacy remains reliant on personal perceptions and specific circumstances.

The lesser meadow rue can introduce harmonious energy in an East-facing setting. Its lustrous, finely-divided foliage reflects the element of Wood, which rules the East in Feng Shui, nurturing growth and renewal. However, always consider the entire surroundings when applying Feng Shui principles.

In Feng Shui practice, the toddy palm is said to support growth and renewal due to its rigid nature and consistent growth. Its placement in a space facing North might aid in cultivating vigor and determination; principles traditionally associated with the Northern direction. However, as Feng Shui is a complex discipline, the interaction between the toddy palm and its environment can vary greatly depending on various factors.

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.

The ivory-colored cymbidium generates soothing energies promoting tranquility and peace, thus enhancing Feng Shui. Being placed in the Southeast direction, it is believed to attract wealth and abundance because this direction is associated with wood, offering a sense of growth and movement, contributing positively to life's diverse aspects.

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.