Lettuce Growing Temperature

Otherwise Lettuce seed goes into dormancy. The upper temperature to grow heading lettuces ie.

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Lettuce is an easy-to-grow annual vegetable.

Lettuce growing temperature. The ideal temperature for growing lettuce is between 44º F to 64º F. Ideal temperature plays a very important role in the germination of any seed and for Lettuce the temperature has to be lower. During germination the first root and shoot of lettuce emerge from the seed and move downward and upward respectively.

The other hearting lettuce varieties like Butterhead or Batavian Summer Crisp may do ok in the coolest months. Though lettuce can technically germinate depending on variety in temperatures anywhere from 40-85F its also an annual crop meaning you must replant it each season. Best planted at soil temperatures between 8C and 27C.

Lettuce is a cool-season vegetable with an ideal temperature of 50-60 degrees. Overheating of the lettuce will cause flowering or bolting which will result in a bitter taste. Iceburg cosromaine butter is 28C.

Many varieties reach maturity in as little as 30 days and some can even be harvested much earlier as microgreens. You should make sure to harvest the lettuce before temperatures rise above 80 F 27 C. Ideally if the temperature range is below 20C the germination rate is good.

They do well in cooler temperatures. At 70 to 80F the plants flower and produce seed. Because this plant lives in water it thrives in medium to high humidity levels.

Therefore only attempt to grow these varieties during winter. Lettuce seeds usually take 7 to 10 days to germinate. The upper temperature limit to grow heading lettuces is 28C83F Unfortunately the CosRomaine types my favourite are also very heat susceptible.

Considered a spring and fall crop lettuce thrives when temperatures are between 60 to 70 degrees F. The lettuce growing needs direct sunlight so be sure to place it in a place where light is constantly predominant. Temperatures over 70 degrees Fahrenheit can cause lettuce to start bolting.

Lettuce is adapted to cool growing conditions with the optimum temperatures for growth of 60 to 65F. Turn on the air conditioner or heater as needed to keep your plants at an even sustainable temperature. Sow in garden or start in seed trays and plant out in 4-6 weeks.

Lettuce grows best at temperatures of 55 to 65 degrees Fahrenheit. Grow your lettuce in room temperature conditions. The leafy types mature quickly and are more suited for warm climates.

It is best to maintain the temperature at around 55 F at night and at around 75 F at daytime. Sow seed at a depth approximately three times the diameter of the seed. Lettuce can tolerate a few days of temperatures from 80 to 85F provided that nights are cool.

What is the pH to Grow Hydroponic Lettuce. However it can grow under the shade which is recommended if you live in very hot climates. It does poorly in hot weather and is tolerant to some frost and light freezes.

Show Fin Space plants. It is important to manage the right temperature for your lettuce. 20 - 30 cm apart Harvest in 8-12 weeks.

Lettuce doesnt thrive in hot temperatures. Its generally recommended for USDA zones 9 to 11. In fact according to the Texas AM University Extension lettuce can even survive a frost or hard freeze as long as.

Low humidity levels will make growing this plant a. Lettuce no matter the variety is considered a cool-weather crop. It grows best in the spring or fall because lettuce prefers temperatures between 60-70F.

Depending on its variety lettuce seed can germinate when the soil. Lettuce can be grown practically anywhere. Lettuce seed will germinate at 35F but optimum germination is.

Lettuce grows best at temperatures around 6570 F 1821 C. Water lettuce does best in water temperatures between 70 and 80 degrees Fahrenheit.

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