The apple of Sodom is moderately compatible with Feng Shui principles. When placed in a South-facing direction, it can address the fiery element associated with South in Feng Shui, given its ability to withstand arid climates and its vibrant white colors may enhance the energy of this direction. However, remember that Feng Shui is highly subjective and the results can vary depending on other elements in your space.

According to Feng Shui principles, the spring pea presents a harmonious balance of Yin Yang energy, when placed appropriately. Its compatibility with East facing direction can be associated with the plant's vibrant spring energy, signifying new beginnings and growth, much like the rising sun in the East.

The super donkey tail is suitably aligned with the Southwest direction in Feng Shui. This compatibility stems from the plant's propensity to foster calmness, reflection, and sturdy growth - qualities that resonate with the element of Earth dominant in the Southwest. Remember, Feng Shui is a personal journey and the effect might vary.

The kentucky coffee tree is deemed fitting within the Feng Shui principles when positioned eastwards. This stems from its vibrant energy aligning with the 'Wood' element inherent in the east. However, final compatibility is contingent upon an individual's personal energy landscape, serving as a gentle reminder that Feng Shui is, after all, an art of balancing personal chi with environmental energies.

The sandboxtree may carry a potent energy that may not agree with every household. For East-facing abodes, its imposing nature could inspire a robust vitality, providing a notable balance of yin and yang energies. However, homeowners should consider local wisdom and personal intuition in its placement.

The coral bean aligns harmoniously with the energetic currents of a south-facing location. The plant's vibrant red flowers exhibit enthusiastic energy, making it compatible with the South's Fire element in Feng Shui. However, as with many Feng Shui principles, interpretations may vary. Always ensure to balance the energies according to personal needs and perceptions.

Alpine aster is sometimes seen as harmonious with the southwest direction in Feng Shui. This perspective could be due to the plant's resilience and capacity to bloom beautifully in rocky terrains, similar to the steady, grounding energy associated with Earth Element of southwest. Yet, perceptions may vary, as interpretations in Feng Shui often do.

The giant rhubarb aligns harmoniously with Southwest-facing gardens. This is due, in part, to the plant's expansive, shielding leaves which, according to Feng Shui principles, can soften fast flowing, negative 'sha' energy that often comes from this direction. However, the flourishing energy of the giant rhubarb may be too excessive for some, as its balance largely depends on individual circumstances.