Begonia sizemoreae 11 December 2011 at 29 degrees F. However the plant needs a temperature of 15-24 degrees Celsius.

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The best temperature for the rex begonia houseplants is moderate around 60 to 70 degrees F.

Begonia temperature. Some variations of rex begonias even become dormant when the winter season comes because of insufficient sunlight. Most varieties of begonia cannot survive temperatures below 45 F 7 C. Although it can tolerate it if the weather dips down to 55 to 60 degrees.
It is a plant that prefers temperatures between four and eighteen degrees Celsius. Department of Agriculture plant hardiness zones 10 to 11. In northern areas this will be late May to early June.
Iron cross begonia is not cold-tolerant and can be harmed by temperatures below 50 degrees Fahrenheit 13 degrees Celsius. Most begonias respond best to warm moist conditions. Like many other plants native to tropical and subtropical regions begonias Begonia spp dont do well with cool temperatures.
Towards the end of the growing season lower the temperature further to 56 to 60 Fahrenheit throughout the day. Also make sure to place the plant in a spot that will not receive direct light. With tuberous begonias you can dig up the corms tubers in the fall and store them in a cool dry place over winter.
With that moderate temperatures such as 60 to 70 degrees Fahrenheit 155 to 211 degrees Celsius are great for rex begonias. Strawberry begonias tend to do better in cooler temperatures and they will not do well when in hot temperatures. Rex begonias are sensitive to temperature and humidity changes.
Freezing temperatures will kill the plant and in areas where frost is possible it can be grown outdoors only between the last frost. The ideal temperature range is 15 to 26 Celsius though most will tolerate range is 15 to 26 degrees Celsius though most will tolerate temperatures as high as 40C and as low as 5C - some even lower. Most are forest understory plants and require bright shade.
Overall begonias are some of the best plants that you can keep. The different groups of begonias have different cultural requirements but most species come from tropical regions so they and their hybrids require warm temperatures. Many begonias are fairly cold-tolerant and will look good right up until frost but once it freezes theyre done in a dramatic way.
Therefore any temperature outside the range will cause stress on your Begonia plant. If you live in a cool climate its best to hold off planting begonias outdoors until the soil is 60F and the nights are relatively warm. Houseplants do best when the temperatures range between 60 and 85 F.
If you place your Begonia outdoors for the summer wait until the temperature is consistently above 60 degrees. Or go up as high as 85 to 90 degrees. This species is adapted to live in areas experiencing prolonged periods below freezing which is why it is referred to as a hardy begonia.
Extreme temperature can harm the plants health. Heres the plant the very next morning after a hard freeze of 29 degrees F. By placing the seed tray on top of a seedling heat mat you can maintain a constant temperature between 72 and 75 degrees Fahrenheit ideal for starting begonia seeds.
Extreme temperature can harm the plants health. Humidity Begonia houseplants thrive with high humidity. Wax begonia Begonia semperflorens tolerates heat and drought and it performs well through the summer in hot climatesIt does not however tolerate cold and it is winter hardy only in US.
Rex begonia ceases growing if the temperatures fall below 58 F be mindful in the winter months. Make sure that the temperatures are not too low or too high. It is possible to overwinter begonias by planting them in containers and bringing them indoors when the temperature drops below 50F 10C.
Begonia plants typically survive at average temperatures in most homes. If you dont get frost where you live wait until the plant shows signs of declinewilting browning. Begonia grows the best in the temperature range of 68 to 75 degrees Fahrenheit.
Fertilize monthly with a 10-10-5 liquid compost diluted by half. Begonias are tropical plants and they need warm soil. Ideally it does best when temperature is kept between 65 and 75 degrees Fahrenheit.
Begonia masoniana prefers an average room temperature of 65 75 degrees Fahrenheit 18 24 degrees Celsius. After the Begonia Boliviensis plants roots develop please keep it in night temperatures of 56 to 60 Fahrenheit 14 to 16 Celsius and day temperatures of 65 to 75 Fahrenheit 18 to 24 Celsius. It can survive temperatures down to -7 degrees C.
Some begonias lay dormant in the winter due to a. When temperatures drop below freezing their growth slows. It collapsed in a pile of mush as soon as it thawed.
When the temperature falls below 59 degrees Farenheit shift your plant to a covered area preferably inside. Also note that the growth will slow down during freezing temperatures. The Begonia is a plant that will really appreciate placement in a steamy bathroom or busy kitchen.
Most homes fall within this range and you can even grow your begonia in an office. Since the escargot begonia is native to tropical and semitropical conditions it enjoys moderate to warm climate. The Begonia Maculata is a tropical plant and therefore cannot thrive in cold conditions.
Temperature Requirements The ideal temperature range for growing angel wing begonia indoors is between 65 and 75 F 18 to 23 C. This is partially because it is dormant in the winter. The American Begonia Society considers 55 degrees Fahrenheit the.
In summary its best to keep begonias under temperature between 58 thru 72 degrees. Its ideal temperature is between 67.

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