Knotweed Tswj: Yuav Ua Li Cas Tua Knotweed

2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55

Nyob zoo ib tsoom phooj ywg sawv daws. Lawv tshwm sim txhua qhov chaw thiab cov neeg ua teb ua haujlwm sib ntaus sib tua tawm tsam lawv. Peb mus txog thiab enrich cov av. Peb cog peb cov ornamentals thiab peb cov zaub thiab cov nroj tsuag coj kom zoo dua ntawm peb cov dag zog. Peb xav tias peb muaj lawv nyob rau hauv kev tswj hwm thiab tom qab ntawd peb tig rov qab thiab nrhiav tau ib yam dab tsi uas peb xav tau tsawg kawg; cov nroj tsuag insidious, knotweed, sprawls raws peb footpaths thiab nce nruab nrab ntawm lub flagstones ntawm peb patio.

Koj paub ntau npaum li cas txog hom knotweed lossis txawm hais txog kev txheeb xyuas knotweed? Koj puas paub yuav ua li cas tua knotweed? Txoj kev zoo tshaj plaws ntawm kev tswj knotweed yog dab tsi?

Knotweed Identification

Knotweed yog ib lub sijhawm luv luv uas loj hlob los ntawm cov hauv paus hauv paus kom nthuav tawm nws cov wiry stems tawm sab nraud nyob rau hauv ib tug tuab lev ntawm wiry stems uas yog tawg los ntawm me me pob qij txha los yog pob caus. Cov stems yog them nrog me me, xiav-ntsuab nplooj loj hlob alternately los ntawm lub hauv paus mus rau lub ntsis. Muaj ob hom knotweed.

• Common los yog prostrate knotweed, los yog Polygonum arenastrum, tseem hu ua wiregrass, wireweed, matweed, los yog doorweed hlob tiaj tus, nthuav tawm sab nraud nyob rau hauv daim ntawv tuab tuab uas tuaj yeem ncav cuag 18 ntiv tes (46 cm.) hla nrog lub hauv paus nqaim. uas tuaj yeem loj hlob li tob. Nws tsis tshua muaj siab tshaj li ob peb nti (8 cm.) siab.
• polygonumargyrocoleon los yog silver sheathed knotweed hlob ntau erect mus rau qhov siab ntawm ib tug ko taw (31 cm.) los yog ntau tshaj. Nws muaj ntev roses xim paj spikes.

Ntau tus neeg ua teb pom tsis meej lub vaj spurge nrog knotweed. Kev txheeb xyuas yog ib qho yooj yim thaum koj nco qab cov spurge exudes ib tug milky tshuaj thaum tawg thiab knotweed tsis.

Tsis zoo li feem ntau hom nroj tsuag, knotweed nyiam qhuav, tawv ntim av. Nws pom muaj nyob rau hauv cov cheeb tsam ntawm cov nyom uas pom cov tsheb loj tshaj plaws ntawm ko taw, raws txoj kev, nruab nrab ntawm pob zeb, thiab loj hlob hauv cov kab nrib pleb ntawm kev taug kev thiab txoj kev tsheb. Nws kuj pom muaj nyob hauv turf hauv kev ntxhov siab.

Lub tswv yim rau Knotweed Control

Nyob hauv turf grasses, knotweed tswj tsis yog hais txog yuav ua li cas tua knotweed. Nws yog hais txog kev loj hlob muaj zog turf uas tsis pub cov nroj tsuag tuav. Zoo aerated thiab zoo fertilized nyom ua rau nws nyuaj rau knotweed tuav. Xav txog kev teeb tsa pob zeb lossis pob zeb taug kev uas taug kev hnyav tshaj plaws. Cov tshuaj tua kab mob pre-emergent herbicide yog qhov zoo tshaj plaws thaum feem ntau cov kev kho mob tom tsev thaum muaj xwm txheej ceev tsis tshua muaj txiaj ntsig. Thaum ob hom knotweed tau tsim, kev kho mob ua haujlwm zoo tshaj plaws.

Hauv lwm thaj chaw, kev tswj hwm knotweed feem ntau yog teeb meem ntawm kev tua nws ntxov. Hom knotweed noob germinates nyob rau hauv hnyav rains ntawm caij nplooj ntoos hlav. Nws ntev taproot pab nws ciaj sia lub caij ntuj sov qhuav. Kev kho mob granular uas tiv thaiv cov noob los ntawm germinating yuav pab kom tsis txhob muaj cov nroj tsuag feem ntau loj hlob, tab sis ib zaug cov noob sprouts, tshuaj tsuag tshuaj kho mob zoo tshaj plaws.

rub cov nroj tsuag lossis kho nrog ntau cov tshuaj organic tsuas yog muabkev daws teeb meem ib ntus. Tib lub hauv paus uas ua rau cov nroj tsuag muaj sia nyob drought kuj ua rau nws rov loj hlob yog tias tsuas yog ib feem me me ntawm nws ciaj sia. Kev kho mob yuav ua tau zoo tshaj plaws nyob rau lub caij nplooj ntoos hlav thiab lub caij ntuj sov thaum ntxov thaum cov nroj tsuag muaj kev sib tw thiab yooj yim tshaj plaws.

Knotweed tsis yog cov nroj phem tshaj plaws uas muaj nyob hauv koj lub vaj, tab sis nws tuaj yeem yog ib qho hnyav tshaj plaws. Nws zoo li loj hlob hauv thaj chaw uas tsis muaj dab tsi ntxiv thiab yuav siv sijhawm thaum koj tig rov qab. Nrog me ntsis kev paub thiab kev ceev faj ntau, kev tswj knotweed yog ua tau.