Lettuce

Lettuces in Asenby

Lactuca sativa

A fast-growing leafy green vegetable with crisp, tender leaves. Lettuce comes in many varieties including butterhead, romaine, leaf, and iceberg types. It's a cool-season crop that thrives in spring and fall, offering mild to slightly bitter flavors depending on the variety.

Height30cm
SunlightPartial Shade
WaterHigh Water

Growing Guide

Step-by-step instructions for growing Lettuce

Planting Calendar

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Growing Guide for

Change the guide to see different planting timelines and tips.

Grow loose-leaf lettuce varieties for repeated harvesting of outer leaves over a long season.

1
Sow Seeds Outdoors

8 Apr - 20 May
every 3 weeks

Sow seeds thinly in rows or containers from 8th April - 20th May. Barely cover them with of compost, as they need light to germinate. Water gently and keep the soil cool; seeds won't germinate well if soil temperatures exceed .

2
Thin Seedlings

13 May - 20 May

Thin seedlings to apart when they have their first true leaves, around 13th May - 20th May. Use the thinnings as microgreens. This gives remaining plants room to develop.

3
Protect from Pests

20 May - 3 Jun

Protect young plants from slugs and snails from 20th May - 3rd June. Use organic methods like beer traps, copper tape, or hand-picking in the evening. Check regularly, especially after rain.

4
Water Consistently

3 Jun - 30 Sept

Water plants regularly to keep the soil consistently moist from 3rd June - 30th September. Dry soil can cause lettuce to bolt prematurely. Water at the base to avoid wetting the leaves, which helps prevent fungal diseases.

5
Harvest Outer Leaves

13 Jun - 30 Sept

Start harvesting outer leaves from 13th June - 30th September. Pick leaves when they're large enough to use, cutting them near the base. Leave the central growing point intact so the plant continues producing new leaves.

Suggested Varieties

Popular varieties of Lettuce to consider

Little Gem

A compact Cos variety with sweet, crisp hearts. Ideal for small spaces and containers, maturing quickly.

Tom Thumb

A heritage butterhead lettuce dating back to the 1850s. Produces tennis-ball sized heads with soft, buttery leaves and sweet flavour. Perfect for small gardens, raised beds, and containers. Matures quickly in 6-7 weeks. Cold-hardy and excels in spring and autumn plantings.

Lollo Rosso

A loose-leaf lettuce with frilly, red-edged leaves. Excellent for cut-and-come-again harvesting and adds colour to salads.

Iceberg

A crisphead lettuce forming tight, crunchy heads. Requires a longer growing season but stores well after harvesting.