As spring arrives you need to get these tasks done in the garden - the ten key gardening jobs for March

As spring arrives you need to get these tasks done in the garden - the ten key gardening jobs for March

It's spring fever in the garden, as kitchen gardener Aaron Bertelsen and head gardener Benjamin Pope share their gardening jobs for March

Published: February 25, 2025 at 4:14 pm

My goal is to spend most of March doing my gardening jobs in Mrs Nextdoor’s glasshouse, sowing seed, pricking out and moving seedlings around. I feel so lucky to have this additional space. It really is such a luxury, especially in March when it feels like everything is happening at once.

Every year, I have a bit of a panic when I think I am not going to have enough space – whether that is for my pricked-out seedlings or for the plants themselves in the garden. Yet I cannot stop myself sowing more and more seeds. Perhaps that is what people mean when they talk about spring fever. AB

March gardening jobs

Sow seeds under glass

Sowing seeds
Sowing seeds © Nigel Kirby/Loop Images/Universal Images Group /Getty Images

As I start to sow seeds under glass, I keep detailed notes of what I’ve done and when, and try to remember to write the year on the front of the seed packets, so I can see at a glance when I bought them and how long they have been open. AB

Read our expert guide to planting seeds.

Tidy!

© Josef F. Stuefer /Getty

March is the last chance for tidying before the growing season starts. Go through your pots and remove any sad-looking foliage, and chuck out plants that haven’t made it through the winter. Top dress those that remain with a sprinkle of food, such as organic chicken manure pellets, and a layer of fresh compost. AB

Check your rhubarb

Rhubarb with forcing pots © Getty

If you are forcing rhubarb, remember to keep it well watered. Sitting under cover, it’s easy to forget about, but regular watering will stimulate growth and keep the stems tender, just as they should be. Be mindful of other plants too, particularly those in pots. It’s all too easy to assume that things don’t need watering while the weather is still cool, but that is not the case. AB

Start the weeding

Weeding
Weeding © Sarah Morgan/ Getty

As the growing season begins, weeds will also spring into life. Run a sharp hoe down the rows to make short work of them and keep things looking tidy. AB

Buy your compost

Compost
© Paul Bersebach/MediaNews Group/Orange County Register/Getty Images

Now is a good time to stock up on compost. I like to have a few bags of seed compost as well as peat-free John Innes No. 2 for pricking out and potting on. AB

Prune out winter interest

Cutting back or coppicing hazel
Coppicing © Andrew Montgomery - © Andrew Montgomery

Focus on plants grown for winter stem interest or large summer foliage to ensure you get the best display this year. Pleach limes, coppice willow, Catalpa and Paulownia, and hard prune Cotinus, winter-stem Cornus and Rubus. BP

Order and plant summer-flowering bulbs

Gladiolus papilio 'Ruby' and Lobelia 'Tania'
Gladiolus papilio 'Ruby' and Lobelia 'Tania' © Richard Bloom

Get your orders in for dahlias, gladioli and lilies. If weather is still too cold to plant out, store somewhere cool and dry or pot up and grow on somewhere sheltered before planting. BP

Here's more on when to plant summer bulbs and the best to choose

Build growing structures

Plant support
© Jason Ingram - © Jason Ingram

It’s easier to construct supports for growing fruit and vegetables now rather than later. Use hazel rods or beanpoles to make obelisks, tunnels and frames and cover with protective netting, and weave birch branches into domes. BP

How to make a garden arbour and tunnel using natural structures and how to make your own plant supports

Plant in the green

Planting snowdrops in the green
Planting snowdrops in the green © Jason Ingram

Gently lift, divide and replant large clumps of winter aconites and snowdrops to establish larger swathes. Alternatively, these can be purchased and planted as bareroot ‘in the green’ plants. BP

Define turf edges

Redefine your lawn edges using a half moon or spade to cut a clean line between borders and lawn, making it quicker and easier to trim with edging shears while instantly creating a smart appearance. BP

© Jason Ingram

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