Well, that was summer. On to spring… We've chosen some special late-sowing varieties that'll tolerate the current temperatures, and also found the best frost-hardy varieties to slowly grow over winter.

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the price of 4 at Thompson & Morgan with code TAF181

What to plant in September

What to sow outdoors in September

  1. Broad Beans

    Aquadulce Claudia

    This early-cropping favourite is ready to be sown into the ground right now and will be producing heavy crops by May.

    Buy Broad Beans Seeds

  2. Broccoli

    Aquiles

    This popular variety of broccoli is perfect for overwintering and produces smooth, dense heads ready to harvest in early spring.

    Buy Broccoli Seeds

  3. Carrots

    Autumn King

    This award-winning favourite can be grown both as a maincrop or as a late variety. Autumn King gives a reliable crop of large carrots which store well.

    Buy Carrots Seeds

  4. Lettuce

    Arctic King

    As the name suggests, this variety has exceptional cold resistance and is specifically bred to be sown this late. Grows a large, light green, tasty lettuce.

    Buy Lettuce Seeds

  5. Salad Leaves

    Speedy Mix

    This great mixture of quick-growing salad seeds give you a great variety of texture, colours and flavours that will be ready just 25 days after sowing.

    Buy Salad Leaves Seeds

  6. Spinach

    Galaxy

    Galaxy is a baby-leafed spinach which is hardy and fully mildew resistant. This means it can be sown this late in the year and continue to provide a healthy crop.

    Buy Spinach Seeds

  7. Spring Onion

    White Lisbon

    Always a favourite, this quick-growing salad onion can be sown regularly for continuous cropping all the way through spring, summer and autumn.

    Buy Spring Onion Seeds

  8. Turnip

    Manchester Market

    Although it's late in the year, you can still plant this tender heritage variety - its root might be a touch smaller than earlier in the year but you'll get a great bunch of greens with it.

    Buy Turnip Seeds

What to plant outdoors in September

  1. Elephant Garlic

    Great-Headed Garlic

    Elephant Garlic produces colossal bulbs over 4 inches across. The jumbo cloves within have a milder taste and are perfect for roasting.

    Buy Elephant Garlic Seeds

  2. Garlic

    Albigensian Wight

    This is a popular variety of garlic as it grows to generous proportions and its excellent keeping qualities, storing well into the new year.

    Buy Garlic Seeds

  3. Japanese Onions

    Senshyu

    These overwintering onions can be planted now ready to dig up by early July. They produce a good crop of semi-globe shaped bulbs

    Buy Japanese Onions Seeds

  4. Mushrooms

    White Cap Button

    Mushrooms are grown from spawns rather than seed, but it is available all year round and is surprisingly simple to grow.

    Buy Mushrooms Seeds

  5. Radish

    Rainbow Mixed

    These tasty and attractive ball-shaped radishes grow in a variety of colours - red, white, purple, gold or white and red. They can be eaten in just 28 days.

    Buy Radish Seeds

  6. Red Onions

    Electric

    Electric is an overwintering variety which produces big, round, shiny red-skinned onions with crisp, pink flesh. Ready by early spring.

    Buy Red Onions Seeds

What to plant indoors in September

  1. Cabbage (Summer)

    Hispi

    A fast growing variety that is also nice and compact. For an early summer crop, sow seeds under glass now and transplant them in early spring.

    Buy Cabbage (Summer) Seeds