Winter Lawn Problems
Why brown is green in winter. In this Sir Walter video Nigel Ruck explains why some lawns can be affected by winter dormancy in different regions around Australia.
Loveyourlawn is the ultimate online lawn care guide offering lawn care advice for all regions of Australia and all grass varieties. It truly is all your lawn care advice in one place. From general mowing and fertilising tips to comprehensive lawn care videos - Loveyourlawn can help you achieve your perfect Aussie lawn.
Sir Walters’s growth habit will usually crowd out most weeds and unwanted grasses. But occasionally these undesirables will invade.Now it’s important not to confuse your weeds with your grasses. Weeds are generally soft round plants where as unwanted grasses include things like kikuyu, couch, paspalum, summergrass and wintergrass. Now these are best removed with a weed wand filled with glyphosate or for some grasses you may want to chip them out with a matic or a garden spade.
Lawn compaction is a common problem; it is caused by wear and tear and heavy traffic. For example if you like your backyard cricket, around the batting crease or bowlers run-up you will find the soil can get compacted, or if you are walking back and forward to the washing line. It is easy to check for and it is pretty easy to fix.
To test if you have a compacted lawn, simply push a garden fork or screwdriver into the ground. In a good lawn, the tines of the fork should easily go down halfway or more, if they don’t the chances are the lawn is compacted and it needs some fixing.
You can aerate compacted lawns with a garden fork or power aerator or coring machines. You can hire petrol driven lawn aerators from equipment rental companies.
You can also apply gypsum to compacted lawns at the rate of about 1 kilo per square metre. Once the lawn is aerated it will grow strongly again and outcompete bindii and other nasty broadleaf weeds.
Army worm or sod web worm can be really bad news and attack all sorts of lawns in various parts of the country. These guys are bad news and very destructive. It depends on where you live to what time of year they will attack.
Tell-tale signs
What you want to watch out for are moths, either flying around a light or flying off as you walk across the lawn, because what they are doing is laying their eggs. Now the worms themselves they can be green, brownish green or black in appearance, sometimes with a stripe or triangular markings. They will hatch after about 5-7 days and that’s where the big damage is done. They attack the lawn eating it and interestingly they don’t just attack any lawn they go for a nice healthy looking lawn a bit like your Sir Walter so you need to be very careful. And once they have exhausted the food supply, they all get up in big groups and move on a bit like an army on the march.
If you do notice a patch or areas of your lawn that look a bit thinner or shorter or look like they have been mown you could have army worm.
One way to check for it is to get down on your hands and knees where the damaged area meets your normal lawn and prise the lawn apart because this could well be the army front line. What you will see is maybe some worms or some little green balls which is the waste product, basically your old lawn gone wrong. What you need to do is treat this with a fast acting insecticide such as the Sir Walter pest control, remember always read the directions first.
Lawn Care Article: Eradicating Lawn Grubs from your lawn
To keep your Sir Walter in peak condition you will need regular applications of fertiliser. Healthy deep rooted lawns are better equipped to deal with stress, maintain their winter colour and prevent the germination of weeds.
When laying you should always use a starter fertiliser such as Sir Launcher, then approximately 6-8 weeks after installation we recommend using Sir Walter Premium Lawn Food at 25grams per square metre. Then as an ongoing guide, fertilise your lawn with Sir Walter Lawn Food at the start of spring, middle of summer and autumn.When it is raining it is the perfect opportunity to get out your Sir Walter fertiliser, because you don’t have to water it in, you are saving water and your grass will love you for it! You can spread by hand or with a fertiliser spreader.
As a benchmark feed one small section of about 1 square metre with twice the amount that you apply to the rest of your lawn and water that in well too. If the rest of your lawn looses colour and this area retains its colour, it is telling you that it is time to feed again.So don’t forget regular applications of Sir Walter Premium Lawn Food will give you a nice healthy lawn all year round.
The preparation for your new lawn is just as important as the installation and crucial to its success.
Always spray the area with a weed killer such as Glypho 360 to remove any unwanted weeds, vegetation or an existing lawn and remember always follow the instructions.
Digging out existing grasses is not always a good way to kill them as some roots can go down over a metre. If your soil is not ideal and you need to improve the structure, cultivate with Gypsum organic matter for clay soils and plenty of organic matter for sandy soils before spreading a 100mm layer of turf underlay soil mix. For more specific advice do not hesitate to contact us 1300 554 442 – or ask us a question on our Facebook page.
If you have a 150mm of good soil already there is no need to bring in any new soil, just cultivate with a rotary hoe or by hand. In some situations you may want to bring in a layer of turf underlay soil mix, just to help you fine tune those levels before putting the turf down.
Calculating how much soil you will need is fairly easy. For a depth of 100m you will need 1 cubic metre per 10spm and spreading is simple. Once your soil has been cultivated and you have spread your turf underlay soil mix, it’s a great idea to add some Sir Launcher which really helps get your lawn started and established. Mix whatever you have added into the top 75mm, level it out and you are ready to go.
Now this is my 2012 MIFGS Garden. We won the gold medal and we also won the best garden design award, the Calmetto Award.
My garden is a little bit different to most of the show gardens this year, because I put a lawn in it!
It’s not rocket science, grass gives your garden plenty of space and lots of places to entertain on when you’ve got more than just half a dozen people to spill out onto your lawn.
When you think about it, lawn’s one of the cheapest things you can put into the garden. This Sir Walter, which is the best grass you can buy – $500 and I’ve got all of this. If it was pavers or concrete I would be spending 10 or 20 times the amount of money.
The best thing about this is you can use it for a heap of different things – you can’t wash your car on a hard surface any more, but you can on the lawn. You can teach your kids to play a bit of footy and play a bit of cricket…
Jason Hodges
G’day everyone, I’m Jason Hodges and I’m at the MIFGS show, which is the Melbourne International Flower and Garden Show 2012.
I won a gold medal which is the fourth time I’ve done it and the name of the garden is, ‘The Sir Walter Spare Change Garden’.
I used heaps of recycled materials in this garden, which I found at the council throw out or the hard rubbish, so they cost me next to nothing, but then when used in the right I’ve made a garden look an absolute million dollars.
One of the things about my garden, and I did get the gold medal and also won the Cabrametto Award which is for the best garden design, is that this garden has a sense of space.
I have 60 square metres of Sir Walter, so we’ve got 500 bucks worth of turf, but it makes the garden breath and it gives some room for everyone to enjoy the garden differently. There’s dining rooms and bars and there’s a lounge room and if those two things were on top of each other, then I might as well have built a house. But with the lawn in the middle and the change of levels it creates interest, it makes the garden look bigger and turfs actually one of the cheapest things you can put down. If I paved this whole area, or poured concrete I’d probably be paying 10 or 20 times more than laying a beautiful lawn.
The best thing about grass is that you can learn to play footy and cricket on it and when you fall over it doesn’t hurt.
Jason Hodges
Now one of the things that can happen to many lawns is the root zone dries out the lawn gets hungry and really starts to struggle. And for us the lawn owner we either think it’s all too hard and simply give up or go and spend a heap of money on the wrong products.
A few years ago Sir Walter launched a starter fertiliser called Sir Launcher. Sir Launcher is full of the best fertilisers and water storage crystals. The only thing is it’s designed to go on before you install your new lawn, so it doesn’t really work for existing lawn. But that problem has been solved thanks to the Lawn Lovers Range.
Lawn Rescue is an easy-to-use, clip on hose pack that contains no nasty chemicals and what Sir Launcher does to new lawns, Lawn Rescue will do to existing lawns.
Lawn Rescue is an effective starter fertiliser designed for the development of root systems and early turf growth, specifically developed to stimulate support and protect new root growth in turf while optimising water availability to the plant. It contains all the vital nutrients like nitrogen, potassium and phosphorous. It also contains organic seaweed kelp and polycrylamide water storage technology to keep the water in the root zone where the plant most needs it.
Installing your turf is pretty straight forward. Once you have got your preparation done you are ready to go. Turf is cut fresh at the Turf farm and delivered within 24 hours so lay it as soon as possible to avoid the roots drying out.
If the turf is left stacked for any period of time it will result in heat damage. Now the turf is best laid across any slope, this is particularly important on steep sites.
Start from a straight edge such as a driveway or pavement and lay the turf in a brick work pattern ensuring that the edges fit snugly together. Use a sharp spade, a strong knife or garden sheers to cut the turf and to fit it around irregular shapes in your garden such as trees, garden beds and garden edges.
Once you have got your lawn down it is really important to use a water filled roller, you can hire these on a daily basis. What these do is ensure the roots are in good contact with the soil below. Without this important step the roots can dry out, your turf can dry out and you will end up using a lot more water in the first 24-48 hours.
So whatever you do make sure you roll the turf.
Sir Walter is an excellent lawn for shady areas but to get the most out of it here is a few handy tips for you. First of all you need to ensure that it does get some filtered light and also if you have it growing under trees don’t let any leaf litter build up, make sure you rake that off quick smart so the blades can get any available light.You may find that in winter the grass thins out a little a bit and that’s perfectly normal, there is no need to panic. Another thing is to reduce the traffic flow in the shady areas, keep that right down to a minimum because that may wear the grass out. And of course always follow a good lawn maintenance program.
Gypsum, also known as calcium sulphate helps to break down and open up a clay soil allowing water, nutrients, air and lawn roots to penetrate into the soil more easily which is exactly what you want.
Now if you’ve got a clay soil it’s best to incorporate the gypsum into the soil before you spread your turf underlay mix. You can do this with a rotary hoe or you could just use a mattock for small areas.
For an existing lawn use a garden fork, push it in while moving it back and forth. Broadcast the required amount of lime over the area and water it into the soil. Now sometimes you lawn will get damaged from general wear and tear from pets or high traffic and even cold weather. Gypsum will help repair these areas.
Now always read the instructions on the bag buy as a general rule for light clay soils you need to apply 1 kg per square metre and for heavy clay soils you double it to 2 kg per square metre. And remember this too, gypsum is pH neutral, if you want to raise your soils pH you need to apply lime or dolomite.
I’d like to introduce my new book, Loving your Lawn, your guide to the perfect aussie lawn.
Created with the collective knowledge of 66 of the leading Australian Turf Growers, this book enables people throughout Australia to select, lay and maintain a lawn to suit their unique situation.
Published by Green Propeller and written by myself, this comprehensive lawn guide is a collaborative work. It’s the first book of its kind – aimed directly at all Australian lawn lovers and their lawns. Loving your Lawn combines the practical and localised knowledge of turf farmers across Australia with my hands-on knowledge and practical skills in both lawn and landscaping in general. Green Propeller’s creative, editorial and marketing team have crafted this knowledge into a unique fusion of how-to guides, practical information and outstanding photography — a book worthy of any coffee table, or lawn enthusiasts book shelf.
I hope you enjoy Loving your Lawn…
Lawns come in all shapes and sizes. Here are a few handy tips to help you work out how much soil and lawn you are going to need.
To measure the area of a square or rectangle, just multiply the length by the width. To measure the area of a circle, multiply the radius by itself and then by 3.14. To measure the area of a triangle, multiply the height by the base divided by 2. You will need 1 cubic metre per 10 square metres. For irregular shapes it is a good idea to break the area down, measure those and then add them all up. And always remember to add about 5-10% extra on your order for contingencies.
Sometimes you may find your lawn is not performing very well or not responding to fertiliser and this could be to do with the soils pH.
Now pH is a measure of acidity and alkalinity and Sir Walter lawns like to be in the 6 to 7.5 range for optimum performance. A pH in the right range of 6 to 7.5 is a bit like a plant with its mouth wide open, no food will go to waste here and it will all be eaten by the plant.
Adjusting the pH is easier on loamy and sandy soils than on heavy clays. If your soil is a sandy loam and you need to raise the soil pH by one unit add the equivalent of 150g of liming material per square metre. An adult handful is about 100g.
Heavy clay soils will require at least 250g to raise the pH by one unit. A super fine grade of lime works quickest and generally costs around $8 a bag.
For an established lawn, which may be lacking magnesium, mix 50/50 lime and dolomite as the liming material to get the right balance of calcium and magnesium. Dolomite is only available in one grade and costs around $8 a bag.
After applying lime or dolomite make sure you water them well so that it moves into the soil. Testing the soil’s pH may seem like some mad scientific operation but it couldn’t be simpler with one of the soil pH test kits. All you have to do is follow the instructions and it even tells you how to make the changes.
You can get all the lawn care products you will need here at our online Lawnstore.
A common question asked is – Can Sir Walter be grown from seed? And the answer is no. Most of your drought tolerant varieties cannot be grown from seed. Sir Walter does produce a seed but it is male, sterile and not economically viable to be grown from. Even at the turf farms, Sir Walter is grown from a cutting.
Your seed grown varieties tend to be cool season grasses like rye, fescue and blue grass. And these in most parts of Australia fail as a home lawn because the country is basically too hot. These grasses are much better suited to the cooler parts of Europe and upper North America.
A lot of the Sir Walter growers get people ringing them up asking them, “Why has my Sir Walter lawn gone to seed?”
Now this is an excellent question, and it is part of your lawn’s survival mechanism in response to change, say sudden hot weather or lots of rain.
Now if your lawn is only going to seed during these sudden changes then you have nothing to worry about. But if your lawn is constantly in seed then you probably have some issues with your soil and you need to take some remedial action such as fertilising and top dressing to really beef up that lawn again.
On this video out at the Turf farm you can see a really good example of this with two sections side by side. The first section has recently been fertilised and it is beautiful, lush and green. The second section is exactly the same lawn but hasn’t been fertilised, it is a lighter colour and has gone to seed.
You get some good fertiliser on the second section and it will be lush and green and seedless just like the Sir Walter next door.
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