BH12, Bournemouth, Christchurch and Poole

BH12, Bournemouth, Christchurch and Poole50.7373, -1.9277from your postcode

Mowing

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

Best weekend slot

Nothing doing

Verdict: Not worth it

conditions never quite get there.

Today evening is your first decent window.

Next mow

Today 6pm–7pm

Verdict: Prime time

rain earlier today, ground firm

  • Worth watching: Ground still soft. 45mm rain over the last week, coarse (sandy) 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: 1 hour worth using. 6pm–7pm — rain earlier today, ground firm
    Monday 19 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    VerdictAlready goneAlready goneAlready goneAlready goneAlready goneAlready goneAlready goneAlready goneAlready goneAlready goneAlready goneAlready goneAlready gonePrime timedarkdark
    Rainchance·············———
    Rainmm·············———
    Grass·············drydrydry
    Ground·············firmfirmfirm
    Temp·············13°12°11°
    Windkm/h·············121011
    Daylight·············✓——

    Growth: barely growing (growth potential 0.15). 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 19 October · 6pm–7pmConfident

    6pm–7pm — rain earlier today, ground firm

    Limiting factor:none

  2. Tuesday 20 October: no hours worth using. No — 1.8mm of rain falling.
    Tuesday 20 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdarkdark1.8mm of rain falling1.6mm of rain falling0.7mm of rain falling0.1mm of rain falling0.2mm of rain falling0.1mm of rain falling0.1mm of rain falling0.2mm of rain falling0.1mm of rain fallingForget itForget itdarkdark
    Rainchance————————————————
    Rainmm0.60.51.81.81.60.70.10.20.10.10.20.1————
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoaked
    Groundfirmfirmfirmsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoft
    Temp11°11°11°11°11°11°11°12°12°11°11°11°11°10°10°9°
    Windkm/h1110111010998812131313986
    Daylight———✓✓✓✓✓✓✓✓✓✓✓——

    Growth: barely growing (growth potential 0.15). 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 OctoberConfident

    No — 1.8mm of rain falling.

    Limiting factor:grass wetness

  3. Wednesday 21 October: no hours worth using. No — ground waterlogged.
    Wednesday 21 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdarkdarkground waterloggedground waterloggedground waterlogged0.1mm of rain falling0.4mm of rain falling0.3mm of rain falling0.1mm of rain fallingForget itForget it0.1mm of rain falling0.2mm of rain fallingdarkdark
    Rainchance————————————————
    Rainmm1.31.4————0.10.40.30.1——0.10.2——
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedwetwetsoakedsoakedsoaked
    Groundsoftsoggybogbogbogbogsoggysoggysoggysoggysoftsoftsoftsoftsoftsoft
    Temp12°11°11°10°10°10°10°10°10°10°12°11°10°9°9°9°
    Windkm/h28151923252629283022272729221916
    Daylight———✓✓✓✓✓✓✓✓✓✓✓——

    Growth: barely growing (growth potential 0.13). 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 21 OctoberConfident

    No — ground waterlogged.

    Limiting factor:grass wetness

  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————————————————
    VerdictdarkdarkdarkForget itForget itForget itForget itForget itForget itGood to goPrime timePrime time0.2mm of rain falling0.2mm of rain fallingdarkdark
    Rainchance————————————————
    Rainmm————————————0.20.20.23.3
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedwetdampdampdrydrydampsoakedsoaked
    Groundsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoft
    Temp9°8°8°8°9°9°10°12°13°13°14°14°13°13°13°13°
    Windkm/h10121313111010999101114182329
    Daylight———✓✓✓✓✓✓✓✓✓✓✓——

    Growth: barely growing (growth potential 0.17). 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: no hours worth using. No — 1.6mm of rain falling.
    Friday 23 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdarkdark1.6mm of rain falling1.6mm of rain falling1.6mm of rain fallingForget itForget itForget it0.1mm of rain falling0.1mm of rain falling0.1mm of rain fallingForget itdarkdarkdark
    Rainchance————————————————
    Rainmm———1.61.61.6———0.10.10.1————
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedwetwetdampwet
    Groundbogbogbogsoddensoddensoddensoddensoddensoddensoddensoddensoddensoddensoddensoddensodden
    Temp11°11°10°10°9°9°9°10°10°11°11°11°11°9°8°8°
    Windkm/h36434747454240373533312927262423
    Daylight———✓✓✓✓✓✓✓✓✓✓———

    Growth: barely growing (growth potential 0.13). 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.

    Friday 23 OctoberReasonably confident

    No — 1.6mm of rain falling.

    Limiting factor:grass wetness

  6. Saturday 24 October: no hours worth using. No — 0.3mm of rain falling.
    Saturday 24 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    VerdictdarkdarkdarkForget itForget itForget itForget itForget itForget it0.3mm of rain falling0.3mm of rain falling0.3mm of rain falling1.6mm of rain fallingdarkdarkdark
    Rainchance————————————————
    Rainmm—————————0.30.30.31.61.61.61.5
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakeddampsoakedsoakedsoakedsoakedsoakedsoakedsoaked
    Groundsoddensoddensoddensoddensoddensoddensoddensoddensoddenbogbogbogbogbogbogbog
    Temp7°7°7°8°8°9°10°11°12°11°11°10°11°11°12°13°
    Windkm/h14141413121112121314141722283230
    Daylight———✓✓✓✓✓✓✓✓✓✓———

    Growth: barely growing (growth potential 0.13). 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 — 0.3mm of rain falling.

    Limiting factor:ground firmness

  7. Sunday 25 October: no hours worth using. No — 0.2mm of rain falling.
    Sunday 25 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdark0.2mm of rain falling0.2mm of rain falling0.2mm of rain falling0.2mm of rain falling0.2mm of rain falling0.2mm of rain fallingForget itForget itForget itForget itdarkdarkdarkdark
    Rainchance————————————————
    Rainmm——0.20.20.20.20.20.2————————
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedwetwetdampdampdampdampdry
    Groundsoddensoddensoddensoddensoddensoddensoddensoddensoddensoddensoddensoddensoddensoddensoddensodden
    Temp16°16°16°16°17°17°17°17°17°16°15°15°14°13°13°12°
    Windkm/h24262831343639393937353230282726
    Daylight——✓✓✓✓✓✓✓✓✓✓————

    Growth: growing steadily (growth potential 0.40). 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 — 0.2mm of rain falling.

    Limiting factor:ground firmness

  8. Monday 26 October: 1 hour worth using. 4pm–5pm — ground soft — 64mm rain over the last week, coarse (sandy) soil
    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 fallingForget itForget itForget itGood to godarkdarkdarkdark
    Rainchance————————————————
    Rainmm0.10.10.10.10.10.10.10.1——————0.10.1
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedsoakedwetdampdampdrydampdamp
    Groundsoggysoggysoggysoggysoggysoggysoggysoggysoggysoggysoggysoggysoggysoggysoggysoggy
    Temp11°11°12°13°14°15°15°15°15°15°14°14°13°13°13°14°
    Windkm/h16171818181717171614121110111316
    Daylight——✓✓✓✓✓✓✓✓✓✓————

    Growth: growing slowly (growth potential 0.26). 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 October · 4pm–5pmReasonably confident

    4pm–5pm — ground soft — 64mm rain over the last week, coarse (sandy) soil

    Limiting factor:ground firmness

  9. Tuesday 27 October: 4 hours worth using. 1pm–5pm — ground soft — 64mm rain over the last week, coarse (sandy) soil
    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 fallingGood to goPrime timePrime timePrime timedarkdarkdarkdark
    Rainchance————————————————
    Rainmm0.10.10.50.50.50.50.50.5————————
    Grasssoakedsoakedsoakedsoakedsoakedsoakedsoakedwetdrydrydrydrydrydrydrydry
    Groundsoggysoggysoggysoggysoggysoggysoggysoggysoggysoggysoggysoggysoftsoftsoftsoft
    Temp16°16°16°16°16°16°16°16°16°15°15°15°14°14°14°14°
    Windkm/h38383735343435353432292724232222
    Daylight——✓✓✓✓✓✓✓✓✓✓————

    Growth: growing steadily (growth potential 0.43). 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 October · 1pm–5pmLow confidence this far out

    1pm–5pm — ground soft — 64mm rain over the last week, coarse (sandy) soil

    Limiting factor:ground firmness

  10. Wednesday 28 October: no hours worth using. No — 0.3mm of rain falling.
    Wednesday 28 October, hour by hour
    5am6am7am8am9am10am11ammidday1pm2pm3pm4pm5pm6pm7pm8pm
    Chance————————————————
    Verdictdarkdark0.3mm of rain falling0.3mm of rain falling0.3mm of rain falling0.3mm of rain falling0.3mm of rain falling0.3mm of rain falling0.4mm of rain falling0.4mm of rain falling0.4mm of rain falling0.4mm of rain fallingdarkdarkdarkdark
    Rainchance————————————————
    Rainmm0.10.10.30.30.30.30.30.30.40.40.40.40.40.40.70.7
    Grassdrydrydampsoakedsoakedsoakedwetdrydrydrydampsoakedsoakedsoakedsoakedsoaked
    Groundsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoftsoft
    Temp13°13°13°13°14°14°14°14°14°14°14°14°14°14°14°14°
    Windkm/h21222324252729303132333333333332
    Daylight——✓✓✓✓✓✓✓✓✓✓————

    Growth: growing slowly (growth potential 0.31). 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 — 0.3mm 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.

15%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 11°C.

Over the next 10 days
about 8mm 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 BH12, Bournemouth, Christchurch and Poole

12.7°C55°F

at 6cm — germination depth

Seeding conditions are open — soil is 12.7°C at 6cm and holding above 9°C.

Warming over the next 10 days.

Cross-checks against an independent estimate from air temperature (11.0°C), which agrees to within 0.1°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

BH12, Bournemouth, Christchurch and Poole in detail

Soil temperature in BH12, Bournemouth, Christchurch and Poole is currently 12.7°C at 6cm, and rising about 2.1°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. Seeding conditions are open — soil is 12.7°C at 6cm and holding above 9°C.

4 of the next 10 days look workable. The other 6 are held back by wet grass or soft ground. As for the weekend: nothing doing. conditions never quite get there.

The next recommended window in BH12 opens at 6pm on Monday 19 October, and holds while conditions stay put. Underfoot, the ground reads as firm after 6mm rain over the last week, coarse (sandy) 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.