The pincushion euphorbia plant possesses an auspicious energy, making it a pleasant addition to spaces with a Southwestern exposure. This direction is favored, as it symbolizes Earth element which is consonant with pincushion euphorbia's grounding nature. Remember, Feng Shui interpretations can vary and are highly dependent on individual circumstances.

Kentucky bluegrass may bring a harmonious ambiance when placed in an East-facing direction. The East signifies growth and family relationships, while the lush and dense texture of kentucky bluegrass can represent a strong, united family foundation. However, Feng Shui compatibility may vary depending on individual situations and preferences.

The hedgerow cranesbill resonates with the Feng Shui element Earth, aligning harmoniously with a Northeastern placement. The reason lies in its strong adaptability, representing stability and growth, qualities associated with Earth and the Northeast direction. However, interpretation varies based on individual circumstances and personal energy.

Tobacco harbors energies that may enhance the elemental balance when situated in the Southwest. Southwest, associated with Earth Element in Feng Shui, can find equilibrium with tobacco's natural qualities. However, the potent vibes of tobacco could hypothetically resonate differently based on individual spaces and auras. This emphasizes the fluid and personalized nature of Feng Shui practices.

In the realm of Feng Shui, the field pennycress presents intriguing possibilities. Aligning it to the Northwest is notable. This positioning mirrors the strength of the plant in adverse conditions, matching symbolic qualities that Northwest embodies, representing resilience and hardiness. However, as Feng Shui is largely interpretive, individual experiences may vary.

The wind break bamboo is a versatile plant in Feng Shui. Its swift-growing characteristics embody the principle of life-force and growth. Facing North, it symbolizes career and path in life, making it suitable near the entrance of a professional setting. However, it's always crucial to consider personal feelings about wind break bamboo as Feng Shui is subjective in nature.

The hart's-tongue fern aligns well with the Feng shui element of wood and resonates with the direction West. This is attributed to the plant's strong growth pattern and dark green leaves which, according to conventional wisdom, symbolizes strength and stability, characteristics synonymous with the Western direction. Please note, personal interpretations of Feng shui may vary.

The great blue lobelia plant is considered reasonably auspicious in Feng Shui. Placing it in the northeast direction of a space may foster intellectual growth due to the Water element association of this plant and the Earth element synonymous with the northeast direction. However, this is based on broad principles; individual experiences may differ, highlighting the subjective nature of Feng Shui.