Search results
Results from the WOW.Com Content Network
Water only when air temperatures are above 40˚ F and apply water at mid-day so it will have time to soak in before possible freezing at night. ... Make sure plants enter the dormant season in a ...
You love what houseplants do for your interior , but when it comes to caring for them you’re more of a grim...
Rhizoctonia solani root rot on corn roots, magnified 0.63X. Damping off can be prevented or controlled in several different ways. Sowing seeds in a sterilized growing medium can be effective, although fungal spores may still be introduced to the medium, either on the seeds themselves or after sowing (in water or on the wind).
Plants cool when they transpire. Evaporating water and transmitting it through leaf stomata requires a lot of energy. Fred Pearce states that “a single tree transpiring a hundred litres of water a day has a cooling power equivalent to two household air-conditioning units” [7] (p. 29). An individual tree can transpire hundreds of litres of ...
The air conditioning system creates a difference in temperature, encouraging condensation. The high rate of dusty air movement through an HVAC system may furnish ample food for mold. Since the air-conditioning system is not always running, warm conditions are the final component for mold growth.
HVAC (Heating, Ventilation and Air Conditioning) equipment needs a control system to regulate the operation of a heating and/or air conditioning system. [1] Usually a sensing device is used to compare the actual state (e.g. temperature) with a target state. Then the control system draws a conclusion what action has to be taken (e.g. start the ...
Many annual plants, or plants grown in frost free areas, can suffer from damage when the air temperature drops below 40 degrees Fahrenheit (4 degrees Celsius). Tropical plants may begin to experience cold damage when the temperature is 42 to 48 °F (5 to 9 °C), symptoms include wilting of the top of the stems and/or leaves, and blackening or ...
A houseplant, sometimes known as a pot plant, potted plant, or an indoor plant, is an ornamental plant that is grown indoors. [1] As such, they are found in places like residences and offices, mainly for decorative purposes. Common houseplants are usually tropical or semi-tropical, and are often epiphytes, succulents or cacti. [2]