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Early
- Prune roses
- Sow hardy annuals outdoors and half-hardy annuals in a heated propagator in the greenhouse or on a windowsill indoors
- Tidy borders, weed and mulch with compost or manure
- Lift and divide herbaceous perennials
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Mid
- Start mowing the lawn regularly and apply lawn weed and feed
- Plant new roses, trees, shrubs and perennials
- Feed specimen trees, roses, shrubs and hedge and established beds and borders, with a general purpose organic fertilizer
- Prick out half-hardy annual seedlings or pot them up as necessary
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Late
- Prune spring-flowering shrubs after flowering
- Clip box hedges
- After the last frost plant out half-hardy annuals in containers and outdoor beds
- After the last frost plant out dahlias, bring out houseplants and plant any slightly tender shrubs
- Take cuttings from new growth of shrubs and perennials
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