Growing Lettuce

lactuca sativa : Asteraceae / the daisy family

Jan F M A M J J A S O N Dec
    S S S              
      T T T            
      P P P            

(Best months for growing Lettuce in Australia - tropical regions)

  • S = Plant undercover in seed trays
  • T = Plant out (transplant) seedlings
  • P = Sow seed
  • Easy to grow. Sow in garden, or start in seed trays and plant out in 4-6 weeks.. Sow seed at a depth approximately three times the diameter of the seed. Best planted at soil temperatures between 8°C and 27°C. (Show °F/in)
  • Space plants: 20 - 30 cm apart
  • Harvest in 8-12 weeks.
  • Compatible with (can grow beside): Carrots, Onions, Strawberries, Beets, Brassicas, Radish, Marigold, Borage, Chervil, Florence fennel, leeks.
  • Avoid growing close to: Parsley, Celery

Your comments and tips

13 Nov 14, Belinda (Australia - sub-tropical climate)
Two weeks ago we planted mixed lettuce seedlings. We notice two days ago we planted two together so we pulled them out, separated and replanted them. The very next day all the replanted lettuce had died off. Will it come back and did we do something wrong. Thanks.
11 Oct 15, Mark (Australia - sub-tropical climate)
Hi Belinda. From the reading I have done its best to sacrifice the weaker looking seedling with a pair of scissors than disturb the root system.
14 Oct 14, Kellie (Australia - temperate climate)
I have planted some lettuces in a shady spot a couple of weeks ago, most have already gone soft and died, the others seem to be going the same way which is saddening! Any ideas?
29 Oct 14, Genevieve (Australia - temperate climate)
I live in Sydney and find that you got to keep the water up to them. Now find that growing mixed lettuces in a tray in semi-shade seems better as their roots aren't deep and they don't wilt. I use the deepest "kitty litter" tray and punch some holes in them and line them with old leaves before proceeding with my soil mix. Use weak solution of seasol once a week on them and and fresh water on other days.
04 Oct 14, Kat (Australia - temperate climate)
Can I just harvest leaves from my mixed lettuces or do I have to uproot them and sow more seed...??
09 Oct 14, Marzi (Australia - temperate climate)
If it is the coral type of lettuce and not iceberg (those with a firm heart) then you can pick the outer leaves and it will keep producing until time to bolt (seed)
11 Sep 14, Peter (Australia - sub-tropical climate)
My wonderful 80 odd yr old neighbour gave me this tip and works really well. When washing your lettice add salt to the water and snalls ect leave much quicker. Its surprising whats left in the water after doing this.
29 May 14, (Australia - temperate climate)
I have planted some crops (based on your advice) and was wondering what is eating at my dwarf cos lettuce and rocket ? I see no evidence of grubs or snails. Can you please help ?
04 Sep 14, Frances (Australia - temperate climate)
Might be mice/rats. My iceberg seems to be eaten by these. Or do you have rabbits in the area?
23 May 15, Greenthumb (Australia - temperate climate)
When you say your lettuce didn't make it, did it bolt? or not grow at all?, you might need to check your soil PH as lettuce is quite easy to grow....... there is no chance of every starting too big, I wish my vegie garden was double the size. I would check your soil and make sure that you don't under or over water.
Showing 81 - 90 of 196 comments

I live on Central Coast and grow lettuce through late autumn to late winter. I raise them in seed trays or scatter them in the garden as soon as the last really hot day has gone by and temperatures are no more than 35 degrees c or below. When I put them straight in the garden I scatter seeds over small area and cover with seed raising mix. I keep them moist with a gentle watering can. When 5cm tall I trans-plant them in to another bed. You could also use this method in flat seed raising trays and a spray bottle. By using sugar cane mulch in the ground surrounding the plants (not touching their stems!) I keep them moist. I also water every to every second day as the weather cools down. My suggestions would be scatter lightly oven baked ground eggshells or hair clippings around the plants to deter snails. if they become a problem. Grow with sweet peas and rocket for great salads. The peas will add nitrogen that the leafy greens will enjoy. Choose a loose head variety so you can pick it as it grows and get multiple harvests the size you want. also better suited to Australia. If you want to try planting lettuce now some tips to stop it bolting are to give it PLENTY of shade, keep harvesting it regularly, (about every second day once it gets going) keep moist (planter boxes might work but could be expensive) and pinch off buds that start to form. In my experience even a resistant variety in a nice shady place with lots of water will go to seed/taste bitter early if planted later than August. But I have seen it done. lettuce is a great to grow easy and rewarding but I would suggest waiting until after Summer. I plant lettuces April on, when you plan depends on your climate conditions. Try companion planting basil and tomatoes together while you wait or growing zucchini plants. If you have a meter square garden bed try planting 16 corn plants, 3 pumpkin or zucchini and once corn is 15 cm high planting a bean seed at the base of each corn plant. Beans are also good for nitrogen that both the corn and beans will need. All of the above I recommend planting now if you are getting the feeling it is already summer. I am not sure if what i have written is relevant to more inland areas of NSW but hope it may be helpful. Good luck with your gardening!

- Ferran

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