Qhov tseeb tiag, tsob ntoo trumpet (Catalpa bignonioides) siv - thov tsis txhob thab qhov no nrog tus tubtxib saum ntuj lub suab nrov zoo sib xws (Brugmansia)! - zoo li tsis yooj yim heev. Txawm li cas los xij, yog tias tsob ntoo deciduous tsis tu kom zoo los yog nyob rau hauv qhov chaw tsis ncaj ncees lawm, nws tuaj yeem tsim cov tsos mob ntawm qhov tsis xis nyob, piv txwv li los ntawm tig nws nplooj daj thiab / los yog tsuas yog poob lawv. Hmoov tsis zoo, cov kab txawv kuj tseem raug rau cov dreaded verticillium wilt.
Vim li cas kuv tsob txiv ntoo poob nplooj?
Ib tsob ntoo trumpet yuav plam nplooj yog tias nws raug kev txom nyem los ntawm kev tsis muaj zaub mov, dej qhuav, lossis verticillium wilt. Kev fertilization txaus thiab dej pab tiv thaiv cov as-ham tsis txaus; ntsuas xws li pruning thiab hloov qhov chaw raug pom zoo rau verticillium wilt.
Nutrient deficiency thiab dryness yog ib qho ua rau
Feem ntau, cov nplooj poob tsis yog los ntawm cov kab mob wilt, tab sis tsuas yog los ntawm qhov tsis muaj cov as-ham thiab / lossis dej. Tshwj xeeb tshaj yog nyob rau lub caij ntuj sov kub thiab qhuav, nws raug nquahu kom dej tsob ntoo trumpet ob qho tib si thaum sawv ntxov thiab yav tsaus ntuj. Txawm li cas los xij, koj yuav tsum xyuas kom muaj cov dej ntws zoo - tshwj xeeb tshaj yog rau cov qauv cog hauv lub lauj kaub - vim tias Catalpa tsis tuaj yeem zam cov dej nkag los. Kev fertilization tsis tu ncua kuj tseem ceeb, vim tsob ntoo trumpet yog ib qho hnyav feeder.
Tsis txhob chlorosis
Chlorosis - xws li kab mob vim tsis muaj cov as-ham - feem ntau tshwm nyob rau hauv cov nplooj daj uas cov nplooj nplooj pom meej meej. Raws li txoj cai, cov nroj tsuag nyob rau hauv nqe lus nug yog ploj lawm ib co ntxhia, feem ntau hlau. Chlorosis tuaj yeem kho tau zoo heev thiab tiv thaiv kom zoo dua, uas yog los ntawm kev tsim cov qoob loo txaus. Cov ntoo hluas tshwj xeeb xav tau cov chiv zoo, thiab cov nplooj lwg paub tab tau ua pov thawj tshwj xeeb tshwj xeeb rau cov qauv cog. Rau cov ntoo trumpet cog rau hauv lub lauj kaub, txawm li cas los xij, peb pom zoo cov chiv zoo thoob ntiaj teb uas tsis muaj nitrogen ntau dhau (€ 10.00 ntawm Amazon).
Verticillium wilt feem ntau tuag taus
Yog tias tag nrho cov tua dheev tuag tawm ntawm cov ntoo zoo nkauj thiab nplooj qhuav thiab poob tawm, tus kab mob hu ua wilting yuav tom qab nws. Qhov no yog kab mob fungal uas cov kab mob verticillium uas nyob hauv cov av nkag mus rau tsob ntoo ntoo ntawm cov hauv paus hniav thiab txoj hauv kev thiab thaiv cov dej thiab cov as-ham. Tseem tsis tau muaj tshuaj ntsuab los tiv thaiv tus kab mob no li os, koj ua tau yog ua raws li nram no thiab vam tias koj yuav cawm tau tsob ntoo:
- Txiav tag nrho cov nroj tsuag cuam tshuam deb rov qab rau hauv ntoo noj qab haus huv.
- Txawm li cas los xij koj yuav tsum muab cov no pov tseg rau hauv compost!
- Dab tsob ntoo trumpet thiab rov cog rau lwm qhov chaw zoo dua.
- Thiab tsob ntoo nrog tonic.
Tip
Fungicides hmoov tsis zoo tsis pab kiag li tiv thaiv verticillium wilt vim hais tias cov fungus zaum tob rau hauv ntoo. Koj tsuas tuaj yeem tiv thaiv kab mob los ntawm kev ua tib zoo ua raws li kev saib xyuas thiab cog cov lus qhia thiab tseem tsis tau cog tsob ntoo trumpet nyob rau hauv qhov chaw uas tus kab mob twb tshwm sim lawm.
