Tus ntoo trumpet (Catalpa bignonioides) yog qhov tshwm sim zoo heev, tshwj xeeb tshaj yog thaum nws laus - thiab yog li loj dua - piv txwv hauv paj puv. Raws li txoj cai, Catalpa, uas yog Ameslikas los ntawm Teb Chaws Asmeskas, tuaj yeem ncav cuag qhov siab ntawm 12 thiab 15 meters thiab dav txog 10 meters. Txawm li cas los xij, nws yuav siv sijhawm li ob peb xyoos rau koj cov qauv kom ncav cuag qhov loj me.
tsob ntoo trumpet hlob sai npaum li cas?
Ib tsob ntoo trumpet (Catalpa bignonioides) loj hlob ib ncig ntawm 30 mus rau 50 centimeters nyob rau hauv qhov siab txhua txhua xyoo thiab, nyob rau hauv zoo mob, ncav ib tug loj ntawm 12 mus rau 15 meters. Fertilization tuaj yeem txhawb kev loj hlob, tab sis ntawm kev siv nyiaj ntawm paj.
Loj hlob ntawm 30 thiab 50 centimeters ib xyoos twg
Txhua xyoo, tsob ntoo trumpet nyob rau hauv qhov chaw zoo thiab nrog kev saib xyuas tsim nyog ua tiav qhov kev loj hlob nruab nrab ntawm 30 thiab 50 centimeters. Qhov no ua rau tsob ntoo ib qho ntawm cov nroj tsuag qeeb qeeb, txawm hais tias cov ntoo spherical trumpet, uas tseem me me, txawm tias qeeb qeeb. Piv txwv li, cov neeg dwarf tab sis nrov heev 'Nana', piv txwv li, tsuas yog nce ntawm tsib mus rau kaum centimeters hauv qhov siab (thiab dav!) txhua xyoo.
Tip
Koj tuaj yeem ua kom txoj kev loj hlob ntawm tsob ntoo trumpet nrog fertilization tsim nyog (€ 10.00 ntawm Amazon). Thov nco ntsoov, txawm li cas los xij, tias kev siv kev loj hlob nrawm, nitrogen-muaj chiv tuaj yeem tiv thaiv kev tawg paj.
