The whorled Milkweed is seen as essentially harmonious with the Southeast direction in Feng Shui parlance. Its linear yet sophisticated structure is believed to promote flow of energy, yet not overpower it. Their striking appearance, not overbearing, often communicates a sense of balance and tranquility, well esteemed in the Southeast for attracting prosperity while maintaining peace. This, however, is a mere perspective and interpretations can vary.

The balsam gourd harmonizes impeccably with the Southwest direction. Its natural tendency to face the sun mirrors the energy this auspicious direction exudes, making it an appropriate plant for this area. However, as the principles of Feng Shui are quite profound, the placement of balsam gourd may not elicit the same response for every individual.

Pyrenean lily naturally harmonizes with southwest-facing ambiances. This direction represents the earth element in Feng Shui, earning compatibility due to pyrenean lily's grounding characteristics. However, its effects may vary as Feng Shui is a complex and subjective field.

The yakooro is believed to harbor strong 'Water' element energy due to its water-loving nature. Given this, it is potentially advantageous in a space with a North-facing orientation, traditionally associated with Water in Feng Shui. However, interpretations vary with the practices of each Feng Shui practitioner.

The purple Prairie Clover aligns harmoniously when facing South, aligning with the element of Fire which governs the South according to Feng Shui principles. This plant's radiating energy may potentially stimulate and enhance the chi flow in this area. However, the results may vary, echoing the subjective nature of Feng Shui practice.

Bigelow's sneezeweed tends to harmonize well with southern exposures due to its flame-like blossoms. Its bright, fiery colors and robust nature can amp up the Fire energy, an element traditionally associated with the South in Feng Shui practice. However, the implications might vary as the balance of Five Elements is influenced by individual circumstances and dispositions.

The red pineapple exudes an essence of wealth and prosperity, making it prized in Feng Shui design. Sealing its compatibility with a South-facing direction, it's believed that the plant's fiery red color strengthens the fire element associated with the South, fostering a positive energy flow.

In Feng Shui, the blue-beard is seen as having a neutral influence. When placed in the East-facing portion of a home, it can theoretically aid in reinforcing harmonious family relationships, as the East represents family and health in the Bagua, a fundamental tool in Feng Shui tradition. However, these effects may vary, as Feng Shui results are subjective and depend on numerous factors.