Growing Terms beginning with H
- H
- H2O2
- Halteres
- Haploid
- Hardening Off
- Hardscape
- Hardwood
- Haustorium
- HClO
- Headhouse
- Heartwood
- Heirloom Plant
- Heirloom Seed
- Hemiptera
- Herb
- Herbaceous
- Herbaceous Perennial
- Herbaceous Plants
- Herbicide
- Hermaphrodite
- Hermaphroditic Plant (Hermaphrodite)
- Heterotrophic Nutrition
- HID
- High Intensity Discharge Grow Lamp (HID)
- High Pressure Aeroponics (HPA)
- High Pressure Sodium (HPS)
- Homoptera
- Honeydew
- Hoop House
- Horticulture
- Host
- Hot Composting
- Hotbed
- HPA
- HPS
- Humic Acid
- Humidifier
- Humidity
- Humus
- Hybrid
- Hydrogen (H)
- Hydrogen Peroxide (H2O2)
- Hydrophobic
- Hydroponic Crops
- Hydroponic Nutrients
- Hydroponic Pods
- Hydroponic System
- Hydroponics
- Hygrometer
- Hymenoptera
- Hypha
- Hypochlorite
- Hypochlorous Acid (HClO)
- Hypocotyl
