Aromatic aster echoes a harmonious connection when placed in the west of a space, perhaps due to its late summer blooming period aligning with the setting sun. However, as Feng Shui is a spectrum of interpretations, this may not resonate with everyone's energy dynamic.

The alexander palm exhibits favorable compatibility in the context of Feng Shui, primarily due to its elegant fronds symbolizing upward growth and prosperity. However, it is subjective and can vary across individuals. When placed in the North, it is said to enhance career prospects as this sector is associated with water element, which plant life represents. The exact influence may depend on personal Feng Shui charts and surrounding elements.

Feng Shui experts often regard the sticky sage as a neutral plant. Its vibrant green leaves may promote a sense of continuity and growth. When positioned in the Southern sector, the sticky sage is believed to beneficially influence one's reputation, due to the South's correlation with the Feng Shui element of fire, which is nurtured by the plant's earthy nature. Note, these interpretations are subject to individual circumstances and energies.

The nettle-leaved mullein plant is generally compatible with the South-facing direction. Its intrinsic rugged aesthetic resonates with the energetic and dynamic nature of the South, often associated with the Fire element in Feng Shui. However, its compatibility might vary depending on specific circumstances, personal preferences, or local traditions within Feng Shui practice.

The netted iris has a neutral relationship with the Southwest-facing direction. It's believed that the plant's hardiness and compact growth nature provide a counterbalance to the expansive energy common in this direction. Yet, given the fluid nature of Feng Shui, results may vary based on individuals and specific environments.

The white fawnlily is an engaging specimen in Feng Shui practice. Renowned for its white, luminous flowers, it symbolizes purity and serenity, as well as signifies renewal. It's most compatible when placed in a North-facing direction, expressing the element of water in Feng Shui, which encourages personal growth and self-discovery. However, the actual influence varies based on individual perception and circumstance.

The wood sedge is generally regarded as compatible in a space facing East. Its innate wood element corresponds to the Eastern direction in Feng Shui, possibly enhancing the flow of hearty, vivacious energies. However, the alignment of the stars and personal energy should be taken into consideration to achieve a balanced ambiance.

The blue oak aligns exceptionally well with the Southwest direction. From a Feng Shui perspective, this orientation embodies Earth's energy, matching the blue oak's resilient, grounding nature. However, its harmony in your space might be subjective, respecting the personal and spatial contexts of Feng Shui dynamics.