Listed here are Hawaiian plant common names that begin with the letter G.
- Galangal, Light
- Garden Nasturtium
- Garland-lily, Cream
- Garland-lily, Kahila
- Garland-lily, White
- Geranium, Australasian
- Geranium, Silver
- Giant Spiral Ginger
- Ginger, Bitter
- Ginger, Blue
- Ginger, Butterfly
- Ginger, Crape
- Ginger, Cream
- Ginger, Crepe
- Ginger, Giant Spiral
- Ginger, Indian Head
- Ginger, Indianhead
- Ginger, Indonesian Wax
- Ginger, Kahili
- Ginger, Malay
- Ginger, Pineapple
- Ginger, Pinecone
- Ginger, Rattlesnake
- Ginger, Red
- Ginger, Red Tower
- Ginger, Red Wax
- Ginger, Shampoo
- Ginger, Shell
- Ginger, Spiral
- Ginger, Torch
- Ginger, White
- Ginger, Wild
- Ginger, Yellow
- Glory Bower, Blue
- Glory Bush, Purple
- Glorybower, Blue
- Glorybush
- Glossy Nightshade
- Golden Candle
- Golden Lobster Claw
- Golden Pothos
- Golden Pothos Vine
- Golden Trumpet
- Goldenaster, Silk-grass
- Good Luck Plant, Hawaiian
- Gourd, Bitter
- Gourd, Carilla
- Grape-leaved Passion Fruit
- Grape, Sea
- Grass, Brazilian Stink
- Grass, Efwatakala
- Grass, Molasses
- Grass, Palm
- Graveyard Flower, Singapore
- Green Cancer
- Green Leaf Desmodium
- Greenleaf Desmodium
- Greenleaf Tick Trefoil
- Greenleaf Ticktrefoil
- Ground Orchid, Chinese
- Ground Orchid, Philippine
- Guarumo
- Guava
- Guava, Cattley
- Guava, Strawberry