1. Classification
1.1. Flowering Plants
1.1.1. Monocots
1.1.1.1. Grasses
1.1.1.1.1. Types
1.1.1.2. Orchids
1.1.1.2.1. Exotic Varieties
1.1.2. Dicots
1.1.2.1. Rosids
1.1.2.1.1. Roses
1.1.2.1.2. Fruit Trees
1.1.2.2. Asterids
1.1.2.2.1. Sunflowers
1.1.2.2.2. Coffee Plants
1.2. Non-Flowering Plants
1.2.1. Ferns
1.2.1.1. Types
1.2.1.1.1. Ostrich Ferns
1.2.1.1.2. Boston Ferns
1.2.2. Conifers
1.2.2.1. Types
1.2.2.1.1. Pine Trees
1.2.2.1.2. Cedar Trees
2. Ecological Roles
2.1. Producers
2.1.1. Food Generation
2.1.2. Oxygen Release
2.2. Habitats
2.2.1. Providing Shelter
2.2.2. Maintaining Climate
3. Usage
3.1. Medicinal
3.1.1. Aloe Vera
3.1.2. Basil
3.2. Aesthetic
3.2.1. Roses
3.2.2. Orchids
3.3. Nutritional
3.3.1. Vegetables
3.3.1.1. Green leafy vegetables
3.3.1.2. Root Vegetables
3.3.2. Fruits
3.3.2.1. Stone Fruits
3.3.2.2. Citrus Fruits
4. Physiology
4.1. Photosynthesis
4.1.1. Process
4.1.2. Benefits
4.2. Respiration
4.2.1. Process
4.2.2. Importance
5. Plant Care
5.1. Watering
5.1.1. Frequency
5.1.2. Quantity
5.2. Sunlight
5.2.1. Amount
5.2.2. Intensity
5.3. Soil
5.3.1. Nutrient Requirements
5.3.2. pH level