The common dandelion is harmonious with a Southwest-facing orientation. This direction is governed by the Earth element in Feng Shui, aligning with the common dandelion's grounding properties and inherent resilience. The plant's yellow hues could also be seen to fortify this Earthy connection. Yet, the nature of Feng Shui is open to personal interpretation and environmental uniqueness.

The pin stripe plant is generally considered harmonious in Feng Shui philosophy. As an adaptable plant, it offers a pleasing energy balance. Positioned in the East, the pin stripe plant may enhance the Feng Shui wood element, promoting growth and renewal. However, with Feng Shui, individual circumstances always warrant further considerations.

Pink knotweed subtly enhances Feng Shui due to its pinkish hue, fostering calming energy. Traditionally, north-facing placement encourages stability, the resonating element of water complementing pink knotweed's earth energy. This creates a harmonious balance yet interpretation remains subjective, given the multifaceted nature of Feng Shui.

The spanish stonecrop meshes harmoniously with its environment when placed in the Northwest direction. This direction, associated with the influential persons and travel sector in Feng Shui principles, syncs well with the spanish stonecrop's growth symbolism, bringing positive energy into these life aspects. For optimal Feng Shui, placement should be thoughtfully considered and tailored to individual spatial context.

The horse Chestnut exudes strong yang energy, reflecting vitality and growth. While some Feng Shui practitioners may argue otherwise, it's widely deemed suitable for Southeast-facing areas due to its affinity for sunlight and capacity to attract prosperity. However, this, like all aspects of Feng Shui, is highly subjective.

The chinese money plant is generally considered compatible in Feng Shui, especially in East-facing areas. This compatibility is attributed to its rounded leaves, promoting the flow of positive energy. However, it's essential to maintain balance and align with personal goals, as individual experiences may vary.

The green ash flourishes in the Southeast direction, traditionally the zone of Abundance and Prosperity in Feng Shui. Its robust nature invokes an aura of wealth and wellbeing, subtly enhancing the favorable chi in this sector. However, due to Feng Shui's multi-layered principles, the plant's interaction with other elements should also be considered.

The american Cranberry Bush tends to harmonize the energy when placed in the North. Its lush foliage symbolizes growth and can signify career achievements and financial prosperity. However, adjustments may be needed to enhance or balance the overall energy flow in the surrounding area, as it is highly contextual and individual preferences vary. Proceed with subtle care when incorporating it into a Feng Shui design.