• · Mulch any areas not yet planted to prevent early weed growth.

Lawns

• Rake lawns to remove thatch, and mow when the grass grows well.
• Sow or turf new lawns and patch bare areas.
• Feed lawns with blood-fish and bone or a general fertiliser

Containers

• Plant tubs and hanging baskets with young plants grown in the greenhouse or bought at nurseries.

Annuals and biennials

• Plant sweet peas raised indoors.

Perennials

• Continue planting greenhouse-reared perennials.
• Lift and divide large clumps of established plants.
  

Bulbs

• Mulch around spikes of growing bulbs and check for slug damage.

Roses

• Spray roses with bordeaux mixture or black spot control.

• Take greenwood and hardwood cuttings of shrubs and perennials.
• Prune heathers as they finish flowering.
• Prune shrubs which have flowered on the previous year's wood, such as forsythia.

Vegetables

• Plant asparagus crowns, and maincrop potatoes.
• Plant out aubergines and peppers under cloches.
• Plant out onion plants grown in the greenhouse.
• Sow the majority of hardy vegetable seeds, and plant out young leeks in their permanent positions.
• Plant out globe artichokes raised indoors.
• Set up canes for runner beans.
• Sow any outdoor cucumber varieties, leeks, runner beans, squashes and celeriac in the greenhouse.
• Move vegetables seedlings raised in a heated propagator or greenhouse into an unheated greenhouse to begin hardening off.
• Sow heat-loving plants such as sweetcorn and runner beans in the greenhouse.

• Remove straw from protected strawberry plants to allow pollinating insects to reach the new blossom.

Greenhouse

• Plant tomatoes into containers or growing bags.
• Sow cucumbers for planting under cloches.
• Sow leeks for planting outside.
• Start shading greenhouse glass as required.
  
  

Herbs

• Begin sowing herbs of most varieties outdoors.