Txoj kev dav nyiaj birch (qee zaum spelled silver birch) yog ib tsob ntoo loj hlob sai, undemanding ntoo nrog ntau siv tau.
Dab tsi yog qhov profile rau nyiaj birch?
Cov nyiaj birch (Betula pendula) yog tsob ntoo uas tsis xav tau, loj hlob sai sai tuaj rau Central Europe. Nws ncav cuag qhov siab ntawm 10 mus rau 25 meters thiab muaj cov yam ntxwv ntawm cov tawv ntoo dawb nrog cov kab nrib pleb dub. Nws cov nplooj zoo li lub qe yuav siv lub xim daj daj thaum lub caij nplooj zeeg.
Betula pendula luv luv thiab concisely ntawm ib nrais muag
- Botanical name: Betula pendula
- Lwm lub npe: dawb birch, xuab zeb birch, warty birch
- Genus: Birch ntoo (Betula)
- Tsev neeg: Birch tsev neeg (Betulaceae)
- tsob ntoo: tsob ntoo deciduous
- Keeb kwm thiab kev faib tawm: Central Europe
- Qhov chaw: tshav ntuj rau lub teeb ib nrab ntxoov ntxoo
- Soil: sandy to loamy, acidic to me alkaline
- Loj hlob qhov siab: ntawm 10 txog 25 meters
- Growth cwj pwm: slender, upright tree
- Nplooj: qe-puab nrog serrated npoo
- Autumn xim: golden yellow
- Paj: yellow
- Lub sijhawm paj: Lub Peb Hlis txog Plaub Hlis
- Fruit: dai txiv ntoo txiv ntoo
- Bark: dawb nrog dub tawg
- Root: Shallow-rooted
- Propagation: nyiam dua ntawm cov noob
- Siv thiab siv: tsob ntoo ib txwm, tsob ntoo ornamental, tsob ntoo coj mus muag (ntoo, txiv hmab txiv ntoo, thiab lwm yam)
- Toxicity: no
Tshuaj thiab kev faib tawm
Qhov loj hlob sai thiab undemanding nyiaj birch yog ib tug tiag tiag pioneer uas colonizes liab qab cheeb tsam nyob rau hauv tsis muaj sij hawm ua tsaug rau nws txoj kev loj hlob sai. Cov ntoo deciduous no ib txwm tsis cuam tshuam los ntawm qhov xwm txheej ntawm cov av thiab subsoil, qhov tseem ceeb tshaj plaws yog qhov chaw ci ntsa iab thiab tshav ntuj. Silver birch ntoo loj hlob yuav luag txhua qhov chaw, txawm tias lwm yam nroj tsuag yuav tsis vam meej. Txawm li cas los xij, tsob ntoo tsis tshwj xeeb nyob ntev; nws xaus tom qab ib ncig ntawm 90 txog 120 xyoo ntawm lub neej. Muaj qee cov cultivars nthuav heev rau lub vaj tsev, qee qhov kuj tsim nyog rau thaj chaw uas muaj qhov chaw me me:
- Blood birch (Betula pendula Purpurea): qhov siab ntawm xya thiab cuaj meters, tsaus liab nplooj
- Weeping birch (Betula pendula Youngii): qhov siab ntawm plaub thiab yim meters, overhanging ceg
- Fern-leaved birch (Betula pendula Dalecarlica): qhov siab ntawm yim thiab kaum meters, columnar loj hlob
- Columnar birch (Betula pendula Fastigiata): txoj kev loj hlob qeeb heev, mus txog kaum meters siab
- Golden birch (Betula pendula Golden Huab): kev loj hlob siab txog yim meters, cov nplooj daj daj
Zoo thiab tshwj xeeb
Weird birches tuaj yeem pom tau yooj yim los ntawm lawv lub cev dawb, dub-furrowed. Txawm li cas los xij, lub hom phiaj ntawm cov xim txawv txawv no tsis tshua paub, vim nws tso cai rau cov ntoo birch tswj qhov kub thiab tiv thaiv lawv tus kheej los ntawm qhov kub tsis zoo. Yog li ntawd, nyiaj birch ntoo yog hardy heev thiab muaj peev xwm ciaj sia lig frosts nyob rau hauv caij nplooj ntoos hlav yam tsis muaj kev puas tsuaj. Cov ntoo dav dav tsis yog tshwj xeeb tshaj yog nrov nrog cov neeg mob ua xua, tab sis nws siv tau ntau yam. Cov ntoo birch lub teeb heev feem ntau yog siv los ua rooj tog, thaum birch kua txiv thiab dej siv hauv tshuaj pleev ib ce, ua noj thiab tshuaj ntsuab.
Tip
Kev lig kev cai, birch kua txiv tau txais nyob rau hauv lub caij nplooj ntoos hlav tsis tsuas yog qaug dej qaug cawv los yog siv los ua sweetener, tab sis kuj hloov mus rau birch cawv los ntawm fermentation.
