Varieties. Most of Ontario grown field lettuce types include: Head (or Iceberg) – Ithaca, Montello, Green Lake and Salad Crisp. Boston – Buttercrunch, Summer Bibb, Dark Green Boston and Citation.
Where does lettuce grow in Canada?
Lettuce is commercially grown in the Lower Mainland and on Vancouver Island. How much lettuce do we produce? BC produces 5 million kilograms annually, which is about 10% of the lettuce grown in Canada. Sixty per cent of the lettuce grown is head lettuce; 40% is leaf lettuce.
Does lettuce grow in Ontario?
In Ontario, lettuce is grown in greenhouses all-year around and in fields from June until October. In the summer heat, you’ve got to stay hydrated by drinking plenty of water. Eating vegetables that are mostly water, such as lettuce, helps too!
Does lettuce survive winter?
Lettuce may cope with light freezing and even one or two hard freezes, but once the thermometer reads 25°F or below, the plants are in danger. That level of cold causes ice to form in the plant tissue, regardless of the amount of moisture in the air. As the water expands, it causes cell walls to burst.
What climate does lettuce grow in best?
60 to 65°F.
Lettuce is adapted to cool growing conditions with the optimum temperatures for growth of 60 to 65°F. At 70 to 80°F, the plants flower and produce seed. Lettuce can tolerate a few days of temperatures from 80 to 85°F, provided that nights are cool.
Is there wild lettuce in Canada?
Lactuca canadensis is a species of wild lettuce known by the common names Canada lettuce, Canada wild lettuce, tall lettuce, and Florida blue lettuce.
What are the top 3 countries that produce lettuce?
Trends of Top 10 Producers
| Country | Production Volume | |
|---|---|---|
| 2013 | ||
| 1 | Global | 24.63M |
| 2 | China | 13.50M |
| 3 | United States | 3.83M |
Can you grow iceberg lettuce in Canada?
Varieties. Most of Ontario grown field lettuce types include: Head (or Iceberg) – Ithaca, Montello, Green Lake and Salad Crisp.
Can you grow lettuce indoors in Canada?
Lettuce is one of the easiest vegetables to grow and plants don’t mind a bit of shade, so pots could be tucked into the corner of a deck or on a balcony, if you don’t have a traditional garden. You can even grow lettuce indoors.
Can lettuce grow in all seasons?
Considered a spring and fall crop, lettuce thrives when temperatures are between 60 to 70 degrees F. Many varieties reach maturity in as little as 30 days, and some can even be harvested much earlier as microgreens.
Can lettuce grow in cold weather?
How to Grow: Lettuce is a cool-weather crop that thrives in the temperature range 60-65 degrees F, and if thoroughly hardened, most varieties survive temperatures as low as 20 degrees F. Cold-adapted varieties survive much lower temperatures. Seed germinates best at about 75 degrees F.
Does lettuce regrow after winter?
The plants will regrow, and you’ll get one or two more harvests out of that head. While lettuces are predominately a cool-weather crop, there are summer varieties that don’t disappoint. They’re so easy to plant, grow, and harvest that I try to have lettuces in my garden every season.
How late is too late to plant lettuce?
If you are buying transplants (small plants) from a garden center or nursery, you may plant between 2 weeks before your last spring frost to 2 weeks after your last spring frost. In most regions, it’s possible to plant another crop of lettuce in the fall or even early winter.
Does lettuce need a lot of water?
Lettuce has shallow roots, so plants need consistent watering. Check at least twice a week and water if the soil is dry down to 1 inch deep. Containers of lettuce need to be watered more frequently than garden beds, especially in the summer.
Does lettuce need a lot of sun?
How much sun does lettuce need to grow? Most lettuce varieties enjoy full sunlight. For the best turnout, make sure you plant your lettuce in an area that receives approximately 6 to 8 hours of direct sunlight each day. Some varieties can also be grown in partial shade, receiving 4 to 6 hours a day.
What month do you plant lettuce?
Lettuce seeds germinate best in the cooler temperatures of spring or fall. If it’s too hot, they won’t germinate. So, the best time to plant lettuce seeds is as soon as the ground is workable in very early spring, or once the temps start to cool down in late summer or early fall.
Is Canadian lettuce edible?
Edible uses
Young leaves and stems – raw or cooked. Cooked and eaten as greens.
How do you identify Canadian lettuce?
Identifying Characteristics
Latuca canadensis is similar to prickly lettuce (Lactuca serriola); however, Canada is more green, while prickly has a blue tint. Canada lettuce also has achenes that are longer than the thread-beaks.
Why is there no lettuce in Australia?
The soil on many farms is oversaturated and can’t dry out in cold, wet conditions. It’s not just lettuce, either. Some retailers have reported shortages of other leafy greens, including fresh herbs and baby spinach. Beans, cauliflower, zucchini and more are also being affected in some areas.
Where does Canada import its lettuce from?
In August 2022, the increase in Lettuce’s year-by-year imports was explained primarily by an increase in imports from Mexico (C$1.71M or 84.2%), Netherlands (C$35.4k or 110%), and China (C$15k or 23.8%).
What country eats the most lettuce?
Although China is the top world producer of lettuce, the majority of the crop is consumed domestically. Spain is the world’s largest exporter of lettuce, with the US ranking second.
Production.
| Country | Millions of tonnes |
|---|---|
| China | 14.3 |
| United States | 4.4 |
| India | 1.1 |
| Spain | 1.0 |