Xishuangbanna ni agace kazwi cyane gatanga icyayi muri Yunnan, Ubushinwa. Iherereye mu majyepfo ya Tropic ya Kanseri kandi ni iy'ikirere gishyuha kandi gishyuha. Ikura cyane cyane ibiti byicyayi cyicyayi, ibyinshi muribi bimaze imyaka irenga igihumbi. Ubushyuhe buri mwaka muri Yunnan ni 17°C-22°C, impuzandengo yimvura yumwaka iri hagati ya 1200mm-2000mm, naho ubuhehere ugereranije ni 80%. Ubutaka ahanini ni ubutaka bwa latosol nubutaka bwa latosolike, bufite pH ifite agaciro ka 4.5-5.5, kubora Ubutaka bwimbitse kandi ibinyabuzima ni byinshi. Ibidukikije nkibi byaremye imico myiza yicyayi Yunnan Pu'er.

Ubusitani bwicyayi cya Banshan nubusitani bwicyayi cyicyubahiro cyicyubahiro kuva ingoma ya mbere ya Qing. Iherereye mu Ntara ya Ning'er (Inzu ya kera ya Pu'er). Ikikijwe n'ibicu n'ibicu, kandi ibiti binini by'icyayi ni byinshi. Nagaciro keza cyane. Hano hari Pu'er yubahwa "Icyayi King Tree" gifite amateka yimyaka irenga igihumbi. Haracyari umubare munini wibiti byicyayi byahinzwe. Ishyamba ryicyayi ryumwimerere hamwe nubusitani bwicyayi bugezweho bibana hamwe kugirango bibe inzu ndangamurage yibiti byicyayi. Ikibanza kinini cyibikoresho byitsinda hamwe nicyambere mubice umunani byingenzi byicyayi muri Pu'er, icyayi cya Banshan gikozwe muburyo bwitondewe hifashishijwe ikoranabuhanga ryicyayi rya kera. Icyayi kibisi gifite impumuro ndende, isupu ibara ryumuhondo nicyatsi kibisi, kandi uburyohe ni bworoshye. Murebure, hamwe nibibabi byoroshye ndetse nibibabi, icyayi cya Pu'er nicyayi cya kera gishobora kunywa, kandi impumuro nziza igenda isaza.