Tumbleweed may harmonize well with a South-facing direction, often linked to the fire element in Feng Shui. This plant's ability to thrive in adverse conditions might help channel resilience and adaptability, vital for harnessing this fiery energy.

The willow myrtle is believed to harmonize well with the Southeast direction in Feng Shui. This may be due to the plant's graceful flexibility, a trait that complements the element of Wood, which is strongly associated with Southeast. However, interpretations may vary based on different Feng Shui principles.

Willow-leaved cotoneaster is often seen as agreeable with feng shui due to its graceful growth habit and evergreen nature. When it comes to facing East, there's a theory that its fine-textured foliage is best able to capture energy from the sunrise, though interpretations vary.

The tall mulla mulla is viewed as neutral in Feng Shui compatibility. It doesn't inherently clash nor synergize, yet its radiant appearance could harmonize energy flow. When oriented towards the South, it may help stimulate the inherent Fire element of this direction, potentially bringing more recognition or fame. However, interpretations vary and personal experiences should always guide your Feng Shui practices.

The creambush plant represents an interesting interplay of Yin and Yang, making it a compelling choice for those seeking balance in Feng Shui. Its compatibility with the West-facing direction emphasizes metal elements, promoting clarity and resilience within the space. However, remember each placement resonates differently for individuals, so interpret as it fits your circumstances.

The california wild grape possesses a distinctive, vibrant energy which aligns harmoniously with the Feng Shui principle of prosperity. It is especially compatible with a Southeast-facing direction, commonly associated with wealth and abundance. Subtle and broad, the california wild grape can become a gentle catalyst for positive flows of Chi. Yet, interpretations of Feng Shui are invariably personal and subjective, hence a sense of balance and comfort should guide your final decision.

Gardenia stenophylla embodies yin energy, believed to facilitate introspection and tranquility. As per Feng Shui tradition, this plant fosters emotional balance, particularly in northern-facing rooms. The reasoning being North symbolizes Water in Feng Shui element theory, and this plant harmonizes well with this Water element. However, the effect upon an individual's space may differ due to personal elements and circumstances.

The brittlebush signifies strength and ability to withstand adversity, congruent with the resilience innate to Feng Shui's Earth element, predominantly featured in the Southwest. Therefore, placing it in this direction could subtly nurture the harmonious flow of Chi. Be mindful, these readings are subjective and variable depending on specific living spaces.