| A | B |
| carbon dioxide | gas needed by plants |
| plants grown in the winter | bedding plants |
| where plants can get bottom heat | hotbeds |
| covering for greenhouse | glazing |
| plastic mesh for covering | saran |
| way of applying fertilizer | fertigation |
| enclosed and unheated storage | cold frames |
| machine for applying fertilizer | proportioner |
| plastic covering | polyethylene |
| technique done on plants to produce more shoots | disbudding |
| type of heater | convection |
| way of watering | capillary mat |
| type of greenhouse covering | glass |
| type of greenhouse covering | rigid plexiglass |
| shape of greenhouse | A-frame |
| shape of greenhouse | quonset |
| shape of greenhouse | ridge and furrow |
| shape of greenhouse | lean to |
| type of watering | mist system |
| type of watering | spaghetti system |