The Garden Year

Month-by-month guide to the vegetable garden and ornamental garden

Årets gang i haven is about doing the right things at the right time. When you follow the garden month by month, planning becomes easier, you avoid stress in peak season, and you get more out of both the vegetable garden, raised beds, and ornamental garden 🌱.

In this guide you get a practical overview of what you can typically sow, plant, care for, and harvest throughout the year – plus small tips that make your routines simpler and more effective 🌿.


πŸ“… How to use the guide month by month

The weather can shift from year to year, so use the months as a framework and adjust based on temperature, soil moisture, and local conditions.

In short: Look for signs in the garden: soil that can be worked, buds that are swelling, and night temperatures that are stabilizing. It’s often more accurate than dates.

  • Vegetable garden: sowing, transplanting, fertilizing, watering, harvesting.
  • Ornamental garden: pruning, perennials, bulbs, flowering, dividing.
  • Greenhouse/balcony: earlier start, more stable warmth and shelter.

❄️ January: Planning and rest in the garden

  • Make a simple plan for beds and crops (what goes where).
  • Check seeds and write a short shopping list.
  • Clean and prepare tools, pots, and trays.
  • Keep an eye on moisture in winter covers and containers.

πŸ’‘ Tip: Note what worked last year: good varieties, timing, and where you had issues with slugs or drought.


🌱 February: First pre-sowing and pruning

  • Start slow-growing crops (e.g., chili and peppers) indoors.
  • Start early flowers for pollinators if you want a long flowering season.
  • Prune selected fruit trees/shrubs on mild days (when it suits the species).
  • Plan your seed starting: light, space, and pots.

Koustrup's small whites - Haven's herbs

🌼 March: The season really begins

  • Start tomatoes, brassicas, and early flowers indoors.
  • Make the first outdoor sowings when the soil is ready (e.g., spinach and peas in mild areas).
  • Gently tidy up perennial beds and cut back dead tops.
  • Spread compost in the vegetable garden as a seasonal base.

⚠️ Watch out: The soil should be crumbly – not sticky. Working wet soil often leads to poor structure for the rest of the year.


🌿 April: Direct sowing and planting out in shelter

  • Sow more cold-tolerant crops (carrots, beets, lettuce, dill).
  • Plant out hardened plants in a sheltered spot, possibly with fleece on cold nights.
  • Start weeding early – small weeds are quickest to remove.
  • Get ready for slug prevention before pressure peaks.

🌸 May: Growth, watering, and the big plant-outs

  • Plant out heat-loving crops when night temperatures are stable (tomatoes in the greenhouse first).
  • Sow beans, corn, and squash when the soil has warmed.
  • Start watering strategically: deeply and less often.
  • Watch for aphids and make room for beneficial insects.

πŸ’‘ Tip: Add mulch (grass clippings/straw) around the plants once the soil is warm. It helps retain moisture and saves time.


β˜€οΈ June: Harvest underway and ongoing care

  • Harvest continuously: lettuce, radishes, spinach, and herbs.
  • Thin carrots/beets so they can develop.
  • Stake and pinch out side shoots on tomatoes (if you grow varieties that require it).
  • Sow new batches of lettuce and quick crops for continuous harvest.

πŸ“ July: Midsummer and focus on water

  • Water deeply early or late in the day – and cover the soil.
  • Harvest berries and summer vegetables regularly for more production.
  • Remove diseased leaves and give air around dense plants.
  • Plan late-summer sowings (brassicas, lettuce, spinach, arugula).

⚠️ Watch out for drying out: Containers and raised beds dry out faster. Check moisture under the mulch, not just the surface.


The birds of the garden - from Koustrup & Co.

🌾 August: Late-summer sowing and purposeful tidying

  • Sow spinach, Asian greens, and arugula for autumn harvest.
  • Harvest onions and garlic when the tops fall over.
  • Remove finished crops and cover the soil again (compost + mulch).
  • Take cuttings or divide selected perennials if the weather is mild.

🍎 September: Autumn harvest and soil building

  • Harvest apples, pears, and many root vegetables as needed.
  • Plant spring bulbs (tulips, daffodils, etc.) in the ornamental garden.
  • Start collecting compost materials and leaves for soil improvement.
  • Make room for overwintering crops (leeks, kale).

In short: September is the month when you can make the garden better next year: mulching, compost, and planning overwintering make a big difference.


πŸ‚ October: Planting, mulching, and getting ready

  • Plant garlic and spring bulbs in the vegetable garden where it fits.
  • Cover bare soil with leaves, compost, or coarse plant material.
  • Harvest the last warm-season crops before cold and damp take over.
  • Tidy the greenhouse and make room for winter greens if you grow them.

🌧️ November: Protection and winter preparation

  • Give vulnerable plants winter protection (evergreen boughs, leaves, fleece).
  • Move delicate pots into shelter and check drainage.
  • Continue mulching soil and filling the compost.
  • Note what you want to change next year while you still remember.

πŸŽ„ December: Maintenance and ideas for next season

  • Keep an eye on winter storms: secure loose items and protect young trees.
  • Plan crop rotation and a sowing plan for next year.
  • Make a simple list of your most important priorities.
  • Walk around the garden and observe light, shade, and shelter.

Koustrup & Co. notebook - Garden birds

πŸ—ΊοΈ A simple yearly plan you can use again and again

If you want to make it easy, think in four rhythms throughout the year:

  • Winter: planning and preparation
  • Spring: sowing, planting out, and early weed control
  • Summer: watering, harvesting, and ongoing sowings
  • Autumn: tidy-up with soil building and overwintering

πŸ’‘ Tip: Have 2-3 fixed routines: mulch the soil, sow a little and often, and harvest continuously. It brings more calm and better yields.


❓ Frequently asked questions

What does the garden year mean?

It means that you plan garden work according to seasons and months, so you sow, plant, prune, and harvest at the times when it typically makes the most sense.

When should you start seed starting?

Many start in February or March with slow-growing plants and continue in March/April with tomatoes, brassicas, and flowers. Light and temperature matter more than the date.

What can you sow early in the year?

Cold-tolerant crops such as spinach, peas, and some lettuces can often be sown early, when the soil can be worked and the weather is mild.

Which garden tasks are most important in May and June?

Planting out, weed control, and watering are key. At the same time, ongoing harvesting and new sowings are important to extend the season.

How do you get the most harvest throughout the season?

Sow in multiple batches, harvest continuously, and mulch the soil. A steady rhythm of small sowings often gives a more stable harvest than one big sowing.

What do you do in the garden in autumn?

Harvest, cover the soil with organic material, plant spring bulbs, and get ready for winter. Autumn is ideal for building soil.

Do you have to remove all leaves from the garden?

No. Leaves are a resource: use them as mulch, in compost, or in beds. Remove them only where they cause problems (e.g., on the lawn).

What is the best way to prepare the garden for winter?

Cover bare soil, protect delicate plants, check drainage in pots, and tidy the greenhouse. Small winter preparations make spring much easier.

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