Lactuca sativa var. longifolia
Romaine lettuce is part of the Lactuca (Lettuce) genus. Its scientific name is Lactuca sativa var. longifolia. The botanical name epithet for Romaine lettuce (sativa) means 'having been cultivated'.It is an edible vegetable that typically grows as an annual, which is defined as a plant that matures and completes its lifecycle over the course of a single year. Romaine lettuce is known for growing to a height of approximately 7.8 inches (that's 20.0 cm in metric) with a stemless habit. Consider Little Gem, Parris Island Cos, Red Romaine, Rouge d'Hiver, and Little Caesar to grow as they are very popular with home gardeners.
This plant info is provided by the myfolia gardener's wiki. All details about Romaine lettuce have been kindly provided by our members.
By our calculations*, you should look at sowing Romaine lettuce about 60 days before your last frost date .
These plants have been known to grow well alongside Romaine lettuce so consider planting:
These plants will not grow well with Romaine lettuce so avoid planting these within close proximity:
These problems, diseases and pests are known to affect Romaine lettuce plants:
Most dictionaries trace the word cos to the name of the Greek island of Cos, from which the lettuce was presumably introduced. Other authorities (Davidson) trace it to the Arabic word for lettuce.
Romaine lettuce is often used in the Passover Seder as a type of bitter herb, to symbolise the bitterness inflicted by the Egyptians whilst the Israelites were slaves in Egypt.
Cos lettuce, Lattuga romana, Laitue romaine
Lactuca sativa longifolia
Misspellings: Romain, romain lettuce
30 Jun 2012
I’ve grown this variety of Lettuce several times this year. I’m very pleased with them. They germinate very well & quickly & grow quite fast. I planted out my 3rd sowing 30th June on Gerry’s allotment
15 Apr 2012
a big failure going on for a month, now I’m testing inside under lights with “very special” soil for the “very special” seeds. >:)
30 Jun 2011
Tasty, crisp little lettuce which can be cut again and again. If you tear the whole ‘head’ off about an inch from the base this plant will keep producing leaves – even after 3-4 ‘beheadings’.
Romaine lettuce care instructions
How long does Romaine lettuce take to grow?
Our when to plant Romaine lettuce estimates are relative to your last frost date. Enter your frost dates and we'll calculate your sowing and planting dates for you!