Make sure that you have adequate lighting in the front door area so opportunity can find a way into your home. Install bright lights on either side of the doorway to lift the energy of the entrance with positive, yang energy. You can also use lighting to lift chi inside the front door so that your guests feel uplifted on entering your space.
The feng shui element of the North area is Water and the colors are Blue and Black colors.
Blue is a magnificent feng shui color. It ranges from gentle aqua blue to the blue-green of the ocean to the deep indigo blue of the crown chakra. In feng shui, we associate blue with the clear sky and the healing, refreshing waters also as a energy enhancer and protection you can use Feng Shui turtle facing North preferably in your garden.
Black color is full of the feng shui energy of mystery and sophistication; it holds the energy of power and protection. The color of night, deep waters and universal void, feng shui use of color black adds depth, strength and definition to any space. Also at the entrance you can choose a Buddha sculpture in black color and along with the many benefits of Buddha energy in your home, you have also just added the needed water feng shui element vibes.