Background Plants: These plants are usually taller and are placed in the rear of the aquarium to create a background effect and provide hiding places for fish.

1. Brazilian Pennywort (Hydrocotyle leucocephala): Rapid growth, suitable for beginners. Its leaves are round and can float on the surface or be rooted in the substrate. 
2. Giant Vallisneria (Vallisneria americana): Long, thin leaves that grow quickly, forming a tall background. Requires ample light and nutrients.
3. Water Wisteria (Hygrophila difformis): Diamond-shaped leaves, can be rooted in the substrate or float on the water's surface. Suitable for beginners, grows rapidly.

Midground Plants: These plants are usually shorter than background plants and are placed in the middle of the aquarium to fill gaps and add depth.

1. Chain Sword (Echinodorus tenellus): Dwarf grass-like plant, suitable for foreground and midground, can form dense clumps, providing hiding places for fish.
2. Java Moss (Taxiphyllum barbieri): Can attach to rocks, wood, or form a green carpet on the substrate. Suitable for small fish to inhabit and breed.
3. Amazon Sword (Echinodorus amazonicus): Large leaves, suitable for midground, requires more light and nutrients.

Foreground Plants: These plants are typically smaller and are placed in the front of the aquarium to create a sense of depth and increase visual appeal.

1. Dwarf Hairgrass (Eleocharis parvula): Fine, elongated leaves, suitable for the foreground, can create a grassy effect.
2. Dwarf Baby Tears (Hemianthus callitrichoides): Tiny leaves that form a green carpet, ideal for delicate landscapes.
3. Dwarf Sagittaria (Sagittaria subulata): Sword-shaped leaves, suitable for the foreground, grows rapidly.

Remember to choose plants that fit the size of your aquarium, the intensity of light, and the water quality. Regular trimming and providing sufficient nutrients are essential for maintaining the healthy growth of the aquatic plants.