Maximizing May: Your Complete Guide to Gardening Tasks | Garden Care UK

Maximizing May: Your Complete Guide to Gardening Tasks | Garden Care UK

As spring unfolds its vibrant tapestry across the UK, avid gardeners find themselves amidst a flurry of activity, nurturing their green havens to perfection. May, with its lengthening days and warmer temperatures, offers a prime opportunity to delve deep into the verdant world of vegetable patches, fruitful orchards, lush lawns, and blooming flower beds. Let's embark on a journey through the essential tasks for each facet of your garden, ensuring a season of flourishing growth and abundant harvests.


In the Vegetable Garden:


  • Keep earthing up potatoes to prevent green tubers and encourage underground growth.
  • Harvest asparagus spears when they reach a maximum height of 18cm.
  • Thin out direct-sown vegetables like spinach, carrots, and lettuce for optimal growth.
  • Regularly hoe away weeds to prevent nutrient theft.
  • Harden off outdoor tomatoes, courgettes, and pumpkins for planting next month.
  • Protect carrots from carrot flies with horticultural fleece.
  • Weed around onions and garlic and apply Ecoworm Soil Extract for enhanced growth.
  • Support runner beans and pea plants with bamboo canes or twiggy sticks.
  • Pinch out the growing points of broad beans to deter blackfly.
  • Sow half-hardy beans, corn, cucumbers, and more for a continuous harvest.
  • Make succession sowings of lettuces, carrots, onions, and radishes.
  • Plant sweet corn in blocks for optimal pollination.
  • Sow savoys, winter cabbages, turnips, carrots, and beetroot.
  • Sow next winter's staples like cauliflower, cabbage, Brussels sprouts, swedes, parsnips, and turnips.
  • Plant out self-blanching celery seedlings towards the end of the month.
  • Feed tomatoes with Ecoworm Soil Extract.
  • Harden off herb seedlings and take cuttings of sage, thyme, and marjoram.


In the Fruit Garden:

  • Harvest rhubarb, picking only one-third of the stems.
  • Control weeds among fruit bushes and cane fruits.
  • Keep an eye out for apple and gooseberry sawflies, red spider mites, and slugs.
  • Protect strawberries with straw and netting.
  • Thin established raspberry plants and monitor plum and apple trees with pheromone traps.
  • Remove blossoms and fruits from newly planted fruit trees.
  • Plant out melons towards the end of May.
  • Train grape vines along wires or supports.

In the Lawns:

  • Feed your lawn with Ecoworm Soil Extract.
  • Water the grass during hot weather.
  • Continue sowing lawn seed and repairing bare patches.
  • Lower mower blades to the summer-cut height.
  • Deal with moss and weeds.
  • Postpone mowing newly sown grass until it reaches 3 inches in height.


In Trees & Shrubs:

  • Feed trees and shrubs with Ecoworm Soil Extract.
  • Deadhead rhododendrons, azaleas, and camellias.
  • Remove suckers from roses.
  • Begin planting out tender shrubs like fuchsias.
  • Keep hedges trimmed for compact growth.
  • Prune ornamental shrubs for more flowering shoots.
  • Keep an eye on roses for pests and diseases.
  • Clip hedges and begin training topiary plants.



In the Flower Garden:

  • Harden off and plant out hardy and half-hardy bedding plants.
  • Clear spring bedding and lift bulbs for autumn replanting.
  • Plant window boxes, tubs, and hanging baskets with vibrant blooms.
  • Divide hostas for enhanced vitality.
  • Trim back spreading plants and lavenders.
  • Water container plants regularly.
  • Feed permanent pot plants every two weeks.
  • Inspect plants for pests and diseases.
  • Weed beds and borders to prevent competition for water and nutrients.


With each task tended to diligently, your garden will thrive amidst the splendor of May, a testament to your green-fingered prowess. Embrace the season's bounty, and let your garden flourish under your loving care.

    Back to blog