EX36, North Devon

EX36, North Devon51.0168, -3.7978from your postcode

Mowing

When you can next cut it, and the best slot this weekend.

Best weekend slot

Nothing doing

Verdict: Not worth it

ground waterlogged.

Tomorrow afternoon is your first decent window.

Next mow

Tomorrow 4pm–7pm

Verdict: Prime time

grass dry — rain earlier that day

  • Worth watching: Ground still soft. 40mm rain over the last week, medium (loam) soil. A mower will mark it, and a ride-on will rut it. More

The next 10 days

Each row is a day, morning on the left. The more solid a block, the more of the forecast runs agree you can mow. Open a day for the hour-by-hour forecast behind it.

  1. Monday 19 October: nothing to cut. Nothing to cut — the grass is barely growing (growth potential 0.10).
    Monday 19 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    VerdictAlready goneAlready goneAlready goneAlready goneAlready goneAlready goneAlready goneAlready gonenothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growing
    Rainchance········————————
    Rainmm········0.10.10.710.3———
    Grass········drydrysoakedsoakedsoakedsoakedsoakedsoaked
    Ground········firmfirmfirmfirmfirmfirmfirmfirm
    Temp········11°12°11°11°10°10°9°9°
    Windkm/h········20161412138910
    Daylight········✓✓✓✓✓✓——

    Growth: barely growing (growth potential 0.10). Not enough to be worth cutting, which is why no hour is recommended today whatever the weather does.

    Monday 19 OctoberConfident

    Nothing to cut — the grass is barely growing (growth potential 0.10).

    Nothing to cut. The odds below describe the weather only — growth decides whether a cut is wanted, and it is judged separately.

    Limiting factor:growth

  2. Tuesday 20 October: 3 hours worth using. 4pm–7pm — grass dry — rain earlier that day
    Tuesday 20 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdarkdark0.1mm of rain falling0.1mm of rain fallingForget itForget itForget itForget itForget itForget itPrime timePrime timePrime timedarkdark
    Rainchance————————————————
    Rainmm0.10.50.20.10.1——————————0.1
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakeddrydrydrydrydamp
    Groundfirmfirmfirmfirmfirmfirmfirmfirmfirmfirmfirmfirmfirmfirmfirmfirm
    Temp8°8°8°8°9°10°10°10°11°13°13°13°12°10°11°8°
    Windkm/h3256356971313127777
    Daylight———✓✓✓✓✓✓✓✓✓✓✓——

    Growth: barely growing (growth potential 0.12). Enough to be worth cutting. Growth decides whether a cut is wanted, not how well it will go, so it is not one of the rows above and does not move the chances.

    Tuesday 20 October · 4pm–7pmConfident

    4pm–7pm — grass dry — rain earlier that day

    Limiting factor:grass wetness

  3. Wednesday 21 October: nothing to cut. Nothing to cut — the grass is barely growing (growth potential 0.09).
    Wednesday 21 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growing
    Rainchance————————————————
    Rainmm4.251.11.41.30.51.11.82.7——————0.1
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoaked
    Groundfirmsoftsoftsoftsoftsoftsoftsoftsoggysoggysoggysoggysoggysoggysoggysoggy
    Temp10°9°8°8°8°8°9°9°8°8°9°10°10°9°8°8°
    Windkm/h11273130323236424242393529211513
    Daylight———✓✓✓✓✓✓✓✓✓✓✓——

    Growth: barely growing (growth potential 0.09). Not enough to be worth cutting, which is why no hour is recommended today whatever the weather does.

    Wednesday 21 OctoberConfident

    Nothing to cut — the grass is barely growing (growth potential 0.09).

    Nothing to cut. The odds below describe the weather only — growth decides whether a cut is wanted, and it is judged separately.

    Limiting factor:growth

  4. Thursday 22 October: 3 hours worth using. 2pm–5pm — grass slightly damp — rain earlier that day
    Thursday 22 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdarkdarkground waterloggedground waterloggedForget itForget itForget itForget itGood to goGood to goGood to go0.8mm of rain falling0.8mm of rain fallingdarkdark
    Rainchance————————————————
    Rainmm0.10.10.1—————————0.80.80.83.1
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakeddampdampdrysoakedsoakedsoakedsoaked
    Groundbogbogbogbogbogsoggysoggysoggysoggysoggysoggysoftsoftsoftsoftbog
    Temp8°8°8°9°10°10°11°12°12°12°12°12°11°11°11°11°
    Windkm/h17171715131211121213131520253033
    Daylight———✓✓✓✓✓✓✓✓✓✓✓——

    Growth: barely growing (growth potential 0.14). Enough to be worth cutting. Growth decides whether a cut is wanted, not how well it will go, so it is not one of the rows above and does not move the chances.

    Thursday 22 October · 2pm–5pmConfident

    2pm–5pm — grass slightly damp — rain earlier that day

    Limiting factor:grass wetness

  5. Friday 23 October: nothing to cut. Nothing to cut — the grass is barely growing (growth potential 0.06).
    Friday 23 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growingnothing to cut — the grass is barely growing
    Rainchance————————————————
    Rainmm3.33.33.31.71.71.70.60.60.60.30.30.30.40.40.40.3
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoaked
    Groundbogbogbogbogbogbogbogbogbogbogbogbogbogbogbogbog
    Temp9°8°8°8°8°8°8°8°8°8°8°8°8°8°7°7°
    Windkm/h59677067605348433936343231313029
    Daylight———✓✓✓✓✓✓✓✓✓✓✓——

    Growth: barely growing (growth potential 0.06). Not enough to be worth cutting, which is why no hour is recommended today whatever the weather does.

    Friday 23 OctoberReasonably confident

    Nothing to cut — the grass is barely growing (growth potential 0.06).

    Nothing to cut. The odds below describe the weather only — growth decides whether a cut is wanted, and it is judged separately.

    Limiting factor:growth

  6. Saturday 24 October: no hours worth using. No — ground waterlogged.
    Saturday 24 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdarkdarkground waterloggedground waterloggedground waterlogged0.3mm of rain falling0.3mm of rain falling0.3mm of rain falling1.3mm of rain falling1.3mm of rain falling1.3mm of rain falling4.3mm of rain falling4.3mm of rain fallingdarkdark
    Rainchance————————————————
    Rainmm0.10.10.1———0.30.30.31.31.31.34.34.34.31.4
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoaked
    Groundbogbogbogbogbogbogbogbogbogbogbogbogbogbogbogbog
    Temp8°8°8°8°8°9°9°9°9°9°9°9°10°11°12°13°
    Windkm/h19171614111013161922232424232326
    Daylight———✓✓✓✓✓✓✓✓✓✓✓——

    Growth: barely growing (growth potential 0.11). Enough to be worth cutting. Growth decides whether a cut is wanted, not how well it will go, so it is not one of the rows above and does not move the chances.

    Saturday 24 OctoberReasonably confident

    No — ground waterlogged.

    Limiting factor:grass wetness

  7. Sunday 25 October: no hours worth using. No — 1.1mm of rain falling.
    Sunday 25 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdark1.1mm of rain falling1.1mm of rain falling1.1mm of rain falling1.1mm of rain falling1.1mm of rain falling1.1mm of rain falling0.3mm of rain falling0.3mm of rain falling0.3mm of rain falling0.3mm of rain falling0.3mm of rain fallingdarkdarkdark
    Rainchance————————————————
    Rainmm0.90.91.11.11.11.11.11.10.30.30.30.30.30.3——
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoaked
    Groundbogbogbogbogbogbogbogbogbogbogbogbogbogbogbogsodden
    Temp16°16°16°15°15°14°14°13°13°12°12°12°11°11°11°11°
    Windkm/h30313235384042444443424140393737
    Daylight——✓✓✓✓✓✓✓✓✓✓✓———

    Growth: growing slowly (growth potential 0.28). Enough to be worth cutting. Growth decides whether a cut is wanted, not how well it will go, so it is not one of the rows above and does not move the chances.

    Sunday 25 OctoberReasonably confident

    No — 1.1mm of rain falling.

    Limiting factor:grass wetness

  8. Monday 26 October: no hours worth using. No — 0.1mm of rain falling.
    Monday 26 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdark0.1mm of rain falling0.1mm of rain falling0.1mm of rain falling0.1mm of rain falling0.1mm of rain falling0.1mm of rain fallingground waterloggedground waterloggedForget itForget itForget itdarkdarkdark
    Rainchance————————————————
    Rainmm0.20.20.10.10.10.10.10.1————————
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoaked
    Groundbogbogbogbogbogbogbogbogbogbogsoddensoddensoddensoddensoddensodden
    Temp8°9°9°10°11°12°12°13°13°12°12°11°11°11°11°12°
    Windkm/h2120161091521252419137571014
    Daylight——✓✓✓✓✓✓✓✓✓✓✓———

    Growth: barely growing (growth potential 0.14). Enough to be worth cutting. Growth decides whether a cut is wanted, not how well it will go, so it is not one of the rows above and does not move the chances.

    Monday 26 OctoberReasonably confident

    No — 0.1mm of rain falling.

    Limiting factor:grass wetness

  9. Tuesday 27 October: no hours worth using. No — 0.5mm of rain falling.
    Tuesday 27 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdark0.5mm of rain falling0.5mm of rain falling0.5mm of rain falling0.5mm of rain falling0.5mm of rain falling0.5mm of rain falling0.1mm of rain falling0.1mm of rain falling0.1mm of rain falling0.1mm of rain fallingdarkdarkdarkdark
    Rainchance————————————————
    Rainmm0.30.30.50.50.50.50.50.50.10.10.10.10.10.10.10.1
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoaked
    Groundbogbogbogbogbogbogbogbogbogbogbogbogbogbogbogbog
    Temp14°14°14°14°14°13°13°13°13°12°12°12°12°12°11°11°
    Windkm/h22212122242730323230292725242321
    Daylight——✓✓✓✓✓✓✓✓✓✓————

    Growth: growing slowly (growth potential 0.25). Enough to be worth cutting. Growth decides whether a cut is wanted, not how well it will go, so it is not one of the rows above and does not move the chances.

    Tuesday 27 OctoberLow confidence this far out

    No — 0.5mm of rain falling.

    Limiting factor:grass wetness

  10. Wednesday 28 October: no hours worth using. No — 0.5mm of rain falling.
    Wednesday 28 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdarkdark0.5mm of rain falling0.5mm of rain falling0.5mm of rain falling0.5mm of rain falling0.5mm of rain falling0.7mm of rain falling0.7mm of rain falling0.7mm of rain falling0.7mm of rain fallingdarkdarkdarkdark
    Rainchance————————————————
    Rainmm0.30.30.50.50.50.50.50.50.70.70.70.70.70.70.70.7
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoaked
    Groundbogbogbogbogbogbogbogbogbogbogbogbogbogbogbogbog
    Temp9°9°10°10°11°12°13°13°13°13°13°13°12°12°12°12°
    Windkm/h13141516192224262727272726262625
    Daylight———✓✓✓✓✓✓✓✓✓————

    Growth: barely growing (growth potential 0.16). Enough to be worth cutting. Growth decides whether a cut is wanted, not how well it will go, so it is not one of the rows above and does not move the chances.

    Wednesday 28 OctoberLow confidence this far out

    No — 0.5mm of rain falling.

    Limiting factor:grass wetness

good to go touch and go dark, frost or snow already goneFainter means fewer forecast runs agree.

How you feel about mowing

Sensible middle ground.

Petrol or battery. The baseline.

Growth

How fast it is growing, and when it will need cutting again.

10%Barely growing

Of the fastest this grass could grow. The turf-industry measure, from today's temperature and day length.

The lawn is barely growing, so it does not need cutting. Leave it — taking leaf off a sward that cannot replace it costs more than it gives.

Held back by both temperature and short days — 10.5 hours of daylight at 9°C.

Over the next 10 days
about 5mm of leaf
Next cut due
not within the next ten days

This only knows temperature and day length. Feeding, watering, shade and cutting height all move it, so treat it as a rough guide.

Worked out from the PACE Turf growth potential model and day length —how and why.

Seeding

Soil temperature at germination depth, and when the window opens.

Soil temperature in EX36, North Devon

11.3°C52°F

at 6cm — germination depth

Soil is warming — it should cross 9°C in about 7 days, though the forecast doesn't run far enough to confirm it holds.

Warming over the next 10 days.

Cross-checks against an independent estimate from air temperature (9.6°C), which agrees to within 0.0°C.

Almost every UK and Irish lawn is a ryegrass and fescue mix, whether it was sown or turfed. We assume that, and use 9°C as the seeding threshold.

Thresholds for every species

The differences are small. Ryegrass is the quickest off the mark; bluegrass is the slowest and wants the warmest soil. Everything else sits between.

Soil temperature at 6cm for reliable germination. Sources onthe method page.
SpeciesSoil neededDays to sprout
Perennial ryegrasslikely yours8°C5–10
Red / chewings fescuelikely yours8–10°C10–14
Tall fescue10–12°C10–14
Browntop bentColonial bentgrass10–12°C14–21
Smooth-stalked meadow grassKentucky bluegrass12–13°C14–28

Feeding

Why timing decides whether a feed does anything at all.

Coming in the app

Grass takes up nitrogen when it is growing. Feed a lawn that has stopped and most of it washes past the roots — which is why timing beats product choice.

Right now this lawn is not growing fast enough to make much use of a feed.

The app will work out the actual feeding windows for your lawn — along with weed control, scarifying and moss treatment — and tell you when they open without you having to check.

Why timing beats product choice

EX36, North Devon in detail

Soil temperature in EX36, North Devon is currently 11.3°C at 6cm, and rising about 1.3°C over the next 10 days. That depth matters because it is where grass seed sits and where roots start working, and it lags air temperature by days — which is why a warm afternoon here tells you very little on its own.

Lawns in this area are typically perennial ryegrass with fescue, which is what most lawns round here are sown with. That blend needs the soil to hold above 9°C before seed germinates reliably. Soil is warming — it should cross 9°C in about 7 days, though the forecast doesn't run far enough to confirm it holds.

2 of the next 10 days look workable. The other 8 are held back by wet grass or soft ground. As for the weekend: nothing doing. ground waterlogged.

The next recommended window in EX36 opens at 4pm on Tuesday 20 October, because that is when the dew has burnt off — earlier than that and you are cutting wet grass. Underfoot, the ground reads as firm after 11mm rain over the last week, medium (loam) soil.

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Single-model forecast here — no ensemble covers this location, so there are no odds to show. Forecast from Open-Meteo, refreshed through the day. Soil temperature is modelled, not measured — how that works and where the thresholds come from.