On the lookout for September backyard jobs so as to add to your to-do record? The excellent news is that late summer season is a superb time to be open air, particularly if there’s nonetheless loads of heat solar to get pleasure from whilst you’re getting on with these essential backyard duties. As issues slowly shift into autumn mode there’s heaps to do forward of the arrival of cooler climate.
Key September gardening jobs embody selecting late summer season flowers for the home and harvesting the final crops from the veg patch.
This month can be about wanting forward and getting ready for the rising season to come back, tidying the backyard, finishing autumn garden care jobs and sharpening secateurs forward of tackling seasonal pruning.
1. Are inclined to flower beds and the veg patch
One of the crucial vital backyard jobs for September is to maintain deadheading flowering crops to increase bloom time and maintain flowerbeds wanting good. This additionally prevents crops from fading quick because it stops them placing all their power into making seeds.
Clear spent annuals from flower borders and raised beds, and add them to the compost heap, which can be utilized to complement the soil for the following season.
“Whereas we’re previous the height of the rising season, September nonetheless provides loads of significant jobs for the productive backyard,” says Penny Hemming, head gardener on the Riverford Area Kitchen in Devon. “In decorative beds, go away stems and seed heads standing by means of winter. They could look a bit scruffy, however they’re a haven for bugs. Frost sits superbly on seed heads, and their hole stems provide important shelter to bugs. So solely reduce the place wanted.”
if you wish to maintain the veg patch going Penny says you are good till the tip of September for a closing sowing of winter radish, plus it is a good time to sow hardy inexperienced leaves like pak choi, mustards, mizuna, and tatsoi. They thrive in cooler climate and may be harvested by means of winter.
“That is the best time to tidy up summer season flowers. In case your roses have completed flowering, now could be the proper time to prune them,” says gardening skilled Chris Bonnett. “Clear away the remnants of any summer season fruits. Take away the straw out of your strawberry crops and neaten up any untidy raspberry canes as effectively.”

Penny Hemming is head gardener on the Riverford Area Kitchen in Devon. She will normally be present in ‘Penny’s Polytunnel’, an Aladdin’s Cave of surprising veg and herbs, used to provide the Area Kitchen restaurant. She additionally runs guided excursions and farm walks, in addition to internet hosting workshops.

Chris Bonnett, founding father of the web backyard centre GardeningExpress.co.uk, has over 20 years’ expertise in horticulture. His journey within the business started as a young person, when he merged his love of the outside with the web to make high quality crops accessible throughout the UK and Europe.
2. Enrich the soil in September and profit subsequent yr
In case you don’t already compost now could be the very best time of yr to begin, particularly if you happen to’re searching for methods to make your backyard extra eco-friendly. “September’s cutbacks make nice compost materials,” says Penny Hemming. “Set up a compost bin and add prunings, leaves and grass clippings. Cowl to maintain the rain out and the compost heat. Come spring, you’ll have the ability to unfold three inches of do-it-yourself compost over your beds to get them off to a flying begin.”
In case you already compost, begin to unfold a beneficiant high dressing of wealthy compost over the following couple of months to supply good floor safety over winter and enrich the soil long term. It will give all of your rising endeavours a lift subsequent spring and summer season.
In the direction of the tip of September mulching any naked soil with compost will assist stop erosion, suppress and kill weeds, retain moisture and feed the soil by means of winter.
One other vital September backyard job is to rake fallen leaves and retailer in baggage to create nutrient-rich leaf mould that will also be used as mulch as soon as it has rotted down.
3. Clear ponds and water options
Late summer season is an efficient time to clean up your backyard pond concepts and water options. Verify for any build-up of plant particles as this may result in issues with algae and blanket weed if ignored, in addition to trigger the water to grow to be cloudy.
Scoop out any floating leaves and canopy your pond with netting to maintain autumn foliage from bushes and shrubs at bay. Guarantee nets are safe, so they are not a hazard to birds and different wildlife.
Prime up water ranges in fish ponds as these can drop just a little presently of yr, notably if there’s a run of heat September climate. Wildlife ponds will likely be superb till it rains.
4. Propagate perennial crops and take cuttings
One of many primary backyard jobs for September is to plan forward. Have you ever received gaps within the backyard the place this yr’s scorching climate took its toll? If that’s the case, elevate and divide perennials which have outgrown their area. It will each refresh the plant and create new clumps to fill gaps. Planting in autumn additionally lets crops put down roots and get established earlier than winter.
September can be the proper month to take semi-ripe cuttings of lavender, hydrangeas, and herbs equivalent to rosemary. “Reduce simply beneath a leaf node, strip off extra foliage, and place cuttings across the fringe of a pot full of peat-free compost,” advises flower skilled Julie Woodford of Madge & Ivy Flowers. “Water effectively, maintain out of direct solar, and in two to 3 months roots ought to seem, prepared for potting on.”
September can be a good time to curve up with a seed catalogue and dream of subsequent yr’s planting, says Julie. “It’s additionally the time to order bare-root roses, prepared for autumn planting. These timeless English backyard favourites will settle in over winter and flourish within the seasons to come back.”

Julie Woodford is a seasonal florist and flower grower based mostly in Berkhamsted, and proprietor of Madge & Ivy Flowers, rising and sharing lovely, seasonal flowers in Hertfordshire. Julie’s method is predicated on a deep respect for the land, utilizing sustainable practices, nurturing biodiversity, enriching the soil, and doing her bit to reinforce the general well-being of the native atmosphere.
5. Select and plant spring bulbs
September can be the time to purchase and plant spring bulbs, so you will be rewarded with flowers simply because the backyard reawakens. September is good for planting narcissi, alliums and muscari, whereas tulips desire to be planted in colder floor in a while within the yr, and may go in as late as November so long as the bottom is not frozen.
“The soil in September retains some heat from the height summer season months, so it’s the proper time to plant spring-flowering bulbs,” says gardening skilled James Ewens from Inexperienced Feathers. “This lets the roots set up earlier than the winter chunk kicks in. By staggering totally different varieties, you’ll be able to anticipate months of color, from crocuses displaying their faces in early February to late tulips in Could.”
Pollinators want all of the help they will get, they usually’ll thanks on your efforts, says James. “Early spring blooms present a few of the first important nectar sources for bees rising from winter hibernation.”

James Ewens is a gardening skilled at Inexperienced Feathers, the UK’s main provider of chook field and wildlife cameras, and captivated with all-things-sustainability and the atmosphere.
Store spring bulbs to plant in September
Plant anytime from August to November, pointy find yourself, 10-15cm deep with 8-10cm between every bulb in borders (much less in containers). Flowers in April.
Plant in September or October, in holes about 3 times deeper than the bulb’s diameter, pointy aspect up. Gently fill the holes with soil and water. Flowers in July to August.
Plant muscari bulbs from September to December in giant teams, at a depth of 10cm and a distance of 5cm aside. Flowers in April to Could.
6. Get bushes and shrubs in form
One of many key backyard jobs for September is to neaten up bushes, hedges and shrubs. It is particularly vital to provide evergreen varieties like laurel, bay and privet a light-weight trim to get their construction formed up, as these are sometimes the principle curiosity throughout the winter months when every thing else dies again, so must look their finest. It is also time to chop again climbing crops like ivy and Virginia creeper.
Typically all that is wanted is a light-weight trim as plant development slows anyway presently of yr. Eradicating any dry, lifeless or diseased stems and foliage is vital, in addition to scaling down crossing branches to ease congestion and enhance air circulation within the coronary heart of the plant.
7. Use September to get your garden winter prepared
Perform important garden care and upkeep to arrange for winter. “Begin by aerating the garden with a backyard fork, then take away any thatch with a rake,” says Richard Barker. “Any lifeless or naked patches revealed after raking could must be reseeded. It is best to sow new grass seed as quickly as potential, as in September the soil continues to be heat and the elevated ranges of moisture create the best circumstances for grass development.”
In case your garden tends to get waterlogged in winter or the soil feels compacted, aeration (relieving compaction) is very vital. Studying the best way to scarify your garden (eradicating thatch and moss) will even assist airflow and nutrient absorption.
“Taking care of your garden in September and all through autumn is important for wholesome grass within the colder months,” says gardening skilled Helena Jones from Hedges Direct. “Proceed mowing, however increase your blade top barely to maintain the garden dense and resilient. September is a superb time to use an autumn fertiliser whereas development continues to be energetic.” Select a fertiliser that’s wealthy in potassium to strengthen grass roots earlier than winter.

Helena Jones is at present head of economic at Hedges Direct Restricted, having been within the enterprise since 2022. Her skilled data of the product vary, and horticulture generally, helps Hedges Direct proceed to be a web based market chief.
8. Clear patios and decking
After a summer season of entertaining, two of the must-do September backyard jobs are to clear decking and likewise clear patio slabs to take away any dust, algae, moss and dirt that has constructed up within the hotter months. Cleansing them now additionally helps to stop slippery surfaces in winter.
“For wood decks, take away furnishings and planters earlier than sweeping away leaves and free particles,” advises out of doors dwelling skilled Simon Parry. “Use a stiff broom and a decking cleaner with a bucket of heat water. As soon as washed, rinse completely and apply oil and/or sealant.”
For composite decks, Simon advises eradicating furnishings and planters and once more sweeping away leaves and free particles. Then merely clear the deck utilizing a bucket of heat, soapy water and a sponge. No sealant or oiling mandatory.
To scrub your patio, scrub with a stiff brush to take away any grime and dust, or use a strain washer. “Begin by sweeping the world to take away free particles, dust, and leaves,” advises house enchancment skilled Nick Ee from Black+Decker. “Connect the strain washer to a water supply and choose an acceptable nozzle.”
Nick suggests starting at one finish of the patio, holding the nozzle about 12 inches from the floor, and spraying in even, overlapping strokes to keep away from streaks. “For harder stains or moss, use a detergent particularly designed for strain washing and let it sit for 5-10 minutes earlier than rinsing with the strain washer. Then, rinse the world completely with clear water and permit it to dry utterly.”

Simon Parry is a TrexPro installer for Trex UK, and director of Simon Parry Landscaping & Gardening. Established in 2011, the specialist gardening firm is predicated in south Birmingham and provides a variety of companies from primary mowing and upkeep, to full backyard transformations.

Nick Ee is gardening product and coaching supervisor at Black+Decker. He has over 10 years’ expertise working within the house enchancment business. Previous to Black+Decker, Nick was self-employed operating his personal van of instruments and thru that has gained a wealth of real-world expertise within the residential building and gardening business.
9. Deal with weeds
All through September, be sure to take away any remaining weeds out of your backyard. It is vital to do that now because the weeds will quickly go to seed and unfold round, which suggests extra fast development subsequent yr.
“Most weeds may be simply pulled out by hand, however for weeds with shallow roots you may also use a hoe,” says Simon Parry. “For deeper rooted weeds extra pressure could also be wanted, together with a weeding knife.”
Do not simply cease at your flowerbeds both, get to work eradicating weeds from gravel in addition to eradicating weeds out of your patio.
Stainless-steel weed remover
This hand weed remover instrument has a sawtooth, so loosens the soil and weeds extra simply. Excellent for eradicating dandelions, horse grass, duckweed and different widespread backyard weeds.
Spear & Jackson weed puller
Robust, light-weight and sturdy instrument with rust-resistant, stainless-steel claws for efficient weed elimination. Deal with encompasses a sliding mechanism that permits for simple ejection of pulled weeds.
Extremely sharp and helpful for holding weeds at bay in your borders or raised beds, this weeding hoe is a must have upkeep instrument. Accessible in each left and proper handed designs.
10. Accumulate seeds in September and dry them for sowing subsequent yr
One other one of many vital backyard jobs for September is gathering seeds from the backyard to dry and retailer for planting subsequent yr. It is an important alternative to extend the variety of crops in your backyard free of charge.
“Accumulate seeds from hardy annuals and perennials earlier than they can self seed,” says Richard Barker, business director of LBS Horticulture. “Often, crops will set seed round two months after they’ve flowered, however solely acquire seeds from crops which are wholesome as they’re extra prone to be viable.”
Begin accumulating seeds by reducing open dried flower heads with a pointy pair of scissors. As soon as harvested, go away the seeds to dry completely for every week or so earlier than storing away safely till exterior circumstances are acceptable for sowing.

Richard Barker is an skilled in horticulture and the business director at LBS Horticulture. He’s eager to share his data with each skilled and newbie gardeners, and prides himself in holding updated with the newest horticultural tendencies.
Holding on high of those easy gardening jobs in September will make sure you’re in the very best place for the months forward. Little and infrequently is usually one of the simplest ways to maintain on high of backyard upkeep.
September can be a good time to provide your backyard instruments some TLC, so rise up to hurry with the best way to sharpen secateurs in preparation for these autumn pruning jobs that lie forward.