General Gardening Tips for March:
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Green Cover Crop and Brassicas:
- Sow a green cover crop like lupins or mustard seed in unused garden beds over winter. These plants help fix nitrogen in the soil.
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Weed Control:
- Remove weeds before they go to seed to prevent future invasions around the garden.
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Renovating Lawns:
- Fertilise with ProLawn Lawn Booster, mow often, and re-sow bare patches.
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Plan Ahead:
- Remove annual plants that have finished their summer season and apply compost over the empty soil, ready for autumn planting.
March in the Ornamental Garden:
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Autumn Planting:
- Plant autumn-toned shrubs and flowers like tawny-colored NZ grasses, heucheras, and NZ coprosmas.
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Spring Flowering Bulbs:
- Early flowering varieties include ranunculus, freesias, anemones and crocuses.
- Choose from tulips daffodils and hyacinths for early spring flowering bulbs.
- Potted bulbs can be brought indoors in late winter as they bloom.
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Lawn Care:
- Grow a great lawn using our recommended grass seed and Prolawn Lawn Starter with daily light watering for germination.
- Trim hedges for a crisp shape in winter and cover exposed roots with Premium Waikato Topsoil.
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Pest Control:
- Control Kowhai caterpillar with organic Bugtrol.
- Brown scale on citrus can be sprayed with Aquaticus Glow
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Drainage Matters:
- Landscape with drainage channels filled with Drainage Metal, Gabion Rock or River Boulders.
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Fertilise Winter Flowering Shrubs:
- Fertilise shrubs like camellias, azaleas, and rhododendrons with Prolawn All Purpose and apply Mulch.
Fruit and Vegetable Gardens in March
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Prepare for Winter Growing:
- Add Compost, Premium Garden Mix, and Sheep Pellets to sunny, sheltered areas for winter food growing.
- Plant out cauliflower, broccoli seedlings, and sow carrot, parsnip, and silverbeet seeds.
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Citrus and Other Fruit Trees:
- Side dress citrus with Sheep Pellets or citrus fertilizser.
- Feed feijoa, and fig trees as fruit develops.
- Cover late-season blueberries, raspberries, and grapes with bird netting.
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Seed Saving:
- Sieve and dry heritage tomato seeds for next year.
- Other heritage vegetable seeds that can be saved include beans, peas and peppers.
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Pumpkin and Melon Care:
- Place Pea Straw under pumpkins and melons to prevent contact with damp soil and rot.
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Vegetable Garden:
- Plant seedlings of various vegetables like cabbage, Chinese cabbage, broccoli, spinach, cauliflower and spring onions.
- Consider edible flowers for the vegetable patch: calendulas, violas and Iceland poppies.
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Herbs:
- Sow parsley and coriander, using curly parsley as a vibrant edging for winter vegetable gardens.
- Coriander grows well in cooler months - don't forget to use the stems in your cooking too.
- Trim hard rosemary stems, remove leaves and use as aromatic kebab sticks on the BBQ.
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Pruning:
- Stone fruit trees, especially plum trees, are best pruned after the fruit has been harvested, to avoid disease setting in.
Landscape Project Ideas for March
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Create a Relaxing Pebbled Area:
- Make a pebbled area with chairs, favourite plants, and decorative stones for a restful space.
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Lawns:
- De-thatch if needed and oversow thin areas with appropriate seed and ProLawn Turfmaster Starter.
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Garden Maintenance:
- Fertilise the garden with Dave's Growth Booster Sheep Pellets.
- Continue deadheading roses, and prune hedges and topiaries.
More gardening and landscaping ideas for March:
- Stabilise muddy areas with Jakmat for parking access and a decorative pebble finish.
Remember, these are general guidelines, and specific plant care may vary based on local conditions and plant varieties.