Muaj ib ncig ntawm 1200 hom knotweed sib txawv thoob ntiaj teb. Nyob rau hauv peb lub vaj vaj, muaj ib co cog ua zaub los yog tsob ntoo ornamental, tab sis tsis muaj leej twg muaj tshuaj lom.
Knotweed hom kab mob lom?
Tsis muaj ib yam ntawm cov cog knotweed hauv zos muaj tshuaj lom. Txawm li cas los xij, edible knotweeds xws li rhubarb, buckwheat, dock, meadow knotweed, thiab Japanese knotweed muaj oxalic acid, yog li qee cov neeg yuav tsum ceev faj.
Ntau cov nroj tsuag knotweed yog noj tau
Rhubarb, buckwheat thiab dock paub tias noj tau thiab muaj txiaj ntsig zoo. Tab sis koj puas paub tias meadow knotweed (tseem hu ua nab knotweed), Japanese knotweed thiab dav flea knotweed (peach-nplooj knotweed) kuj noj tau? Cov Japanese knotweed tau tawm tsam hnyav ua ib tug neophyte, tab sis nws tseem suav tias yog ib qho khoom noj qab haus huv hauv nws thaj av Esxias sab hnub tuaj.
Edible knotweeds
| Knotweed species | Latin lub npe | Cov khoom xyaw noj tau | Cov khoom xyaw | Hloov sij hawm | Usage |
|---|---|---|---|---|---|
| Rhubarb | Rheum rhabarbarum | nplooj stems | Vitamin C, potassium, hlau, phosphorus | April to June | savoury and sweet dish |
| Buckwheat | fagopyrum | Peeled noob | Lysine (protein), vitamins E, B1, B2, potassium, hlau, calcium, magnesium | August to September | porridges, soups, ca ncuav mog qab zib, raws li hmoov nplej los yog sab phaj |
| Rhubarb (monk rhubarb) | Rumex | lees | Vitamins A thiab C | nyob ntawm hom kab thaum lub Plaub Hlis thiab Lub Xya Hli | Tshuaj ntsuab spinach, zaub xam lav |
| Meadow knotweed | polygonum bistorta | Txiv nplooj, tua, noob | Vitamin C, hmoov txhuv nplej siab | Nov nyob rau lub caij nplooj ntoos hlav, noob nyob rau hauv lub yim hli ntuj thiab lub Cuaj Hli Ntuj | Tshuaj ntsuab spinach, lettuce, noob xws li buckwheat |
| Japanese knotweed | Fallopia japonica | Cov tub ntxhais hluas tua txog li 20 cm | Resveratrol | Spring to Autumn | like rhubarb |
Ceev faj: siab oxalic acid
Raws li kev noj qab haus huv ntau ntawm cov nroj tsuag knotweed, lawv txhua tus kuj muaj cov qib siab ntawm oxalic acid. Vim li no, cov neeg rhiab heev nrog rau cov neeg muaj teeb meem raum, gout lossis osteoarthritis yuav tsum tsis txhob noj lawv lossis npaj zaub ua ke nrog cov khoom noj siv mis - cov calcium uas lawv muaj neutralizes oxalic acid. Cov me nyuam me thiab cov poj niam cev xeeb tub tau ceeb toom kom tsis txhob ua siab ntev.
Tips & Tricks
Thaum sau lossis sau, tseem ceeb heev uas yuav tsum tau ua tib zoo saib xyuas qhov chaw ntawm cov nroj tsuag, vim hais tias knotweeds nqus cov hlau hnyav thiab co toxins los ntawm cov av.
