{"id":10249,"date":"2026-05-17T10:00:00","date_gmt":"2026-05-17T07:00:00","guid":{"rendered":"https:\/\/indoorgarden.ee\/?p=10249"},"modified":"2026-10-08T16:29:14","modified_gmt":"2026-10-08T13:29:14","slug":"bezzemes-audzesanas-substrati-salidzinajuma","status":"publish","type":"post","link":"https:\/\/indoorgarden.ee\/lv\/indoor-gardening-blog\/hydroponics-smart-gardens\/bezzemes-audzesanas-substrati-salidzinajuma\/","title":{"rendered":"Bezaugsnes audz\u0113\u0161anas substr\u0101ti sal\u012bdzin\u0101jum\u0101: akmens vate, kokosa \u0161\u0137iedra, perl\u012bts, m\u0101la granulas"},"content":{"rendered":"

Hidroponiskie audz\u0113\u0161anas substr\u0101ti nodro\u0161ina atbalstu augu sakn\u0113m, bet pa\u0161i bar\u012bbas vielas nedod.<\/strong> Tie uztur pareizo \u016bdens un gaisa l\u012bdzsvaru sak\u0146u zon\u0101, kam\u0113r bar\u012bbas vielas augi sa\u0146em ar bar\u012bbas \u0161\u0137\u012bdumu. \u010cetri izplat\u012bt\u0101kie bezaugsnes substr\u0101ti m\u0101jas un neliel\u0101 komerci\u0101l\u0101 hidroponik\u0101 ir akmens vate<\/em>, kokos\u0161\u0137iedra<\/em>, perl\u012bts<\/em> un m\u0101la granulas<\/em> (keramz\u012bts, saukts ar\u012b par LECA vai Hydroton). Katram ir savs profils \u016bdens notur\u0113\u0161anas, aer\u0101cijas, atk\u0101rtotas lieto\u0161anas un cenas zi\u0146\u0101 \u2014 un katrs der cit\u0101m sist\u0113m\u0101m un kult\u016br\u0101m.<\/p>\n\n

Lai sal\u012bdzin\u0101jums b\u016btu konkr\u0113ts, es izm\u0113\u0123in\u0101ju visus \u010detrus substr\u0101tus blakus ar vien\u0101m un t\u0101m pa\u0161\u0101m sal\u0101tu un bazilika s\u0113kl\u0101m, vienu un to pa\u0161u bar\u012bbas \u0161\u0137\u012bdumu un vien\u0101 un taj\u0101 pa\u0161\u0101 kontrol\u0113tas vides plaukt\u0101. T\u0101l\u0101k sniegtie dati ir no \u0161\u012b izm\u0113\u0123in\u0101juma un no universit\u0101\u0161u konsult\u0101ciju dienestu publik\u0101cij\u0101m. Ja vispirms v\u0113laties atbildi vien\u0101 skatien\u0101, ritiniet l\u012bdz sal\u012bdzin\u0101juma tabulai; noda\u013cas par katru substr\u0101tu paskaidro, k\u0101 katru no tiem izmantot pareizi.<\/p>\n\n

\u0100tr\u0101 sal\u012bdzin\u0101juma tabula: akmens vate, kokos\u0161\u0137iedra, perl\u012bts un m\u0101la granulas<\/h2>\n\n
\n\n
\u012apa\u0161\u012bba<\/th>Akmens vate<\/th>Kokos\u0161\u0137iedra<\/th>Perl\u012bts<\/th>M\u0101la granulas (LECA)<\/th><\/tr><\/thead>\n
\u016adens notur\u0113\u0161anas sp\u0113ja<\/strong><\/td>Augsta (notur ~10 reizes vair\u0101k par savu sauso svaru)<\/td>Augsta (8\u20139 reizes vair\u0101k par sauso svaru)<\/td>Vid\u0113ja (3\u20134 reizes vair\u0101k par sauso svaru)<\/td>Zema (1\u20131,5 reizes vair\u0101k par sauso svaru)<\/td><\/tr>\n
Gaisa porain\u012bba<\/strong><\/td>Laba l\u012bdz vid\u0113ja<\/td>Laba<\/td>Izcila<\/td>Izcila<\/td><\/tr>\n
Dabiskais pH<\/strong><\/td>7,0\u20138,5 (j\u0101izm\u0113rc\u0113\/j\u0101izskalo)<\/td>5,5\u20136,8 (tuvu neitr\u0101lam)<\/td>~7 (neitr\u0101ls)<\/td>~7 (neitr\u0101ls)<\/td><\/tr>\n
Katjonu apmai\u0146as sp\u0113ja (CEC)<\/strong><\/td>Nav<\/td>Vid\u0113ja (saista Ca, K)<\/td>Nav<\/td>Augsta<\/td><\/tr>\n
Atk\u0101rtoti lietojams?<\/strong><\/td>N\u0113 (viena ra\u017ea)<\/td>1\u20132 cikli, p\u0113c tam kompost\u0113jams<\/td>J\u0101, ja izskalo<\/td>J\u0101 (steriliz\u0113 un lieto gadiem)<\/td><\/tr>\n
Ilgtsp\u0113ja<\/strong><\/td>Zema \u2014 non\u0101k poligon\u0101, energoietilp\u012bga ra\u017eo\u0161ana<\/td>Augsta \u2014 atjaunojams kokosriekstu \u010daulu blakusprodukts<\/td>Vid\u0113ja \u2014 ieg\u016bts vulk\u0101nisks stikls<\/td>Vid\u0113ja \u2014 apdedzin\u0101ts m\u0101ls, bet atk\u0101rtoti lietojams<\/td><\/tr>\n
Cena par litru (ES, 2026)<\/strong><\/td>1,20\u20131,80 \u20ac<\/td>0,40\u20130,80 \u20ac<\/td>0,50\u20130,90 \u20ac<\/td>0,80\u20131,20 \u20ac (sadalot pa cikliem \u2014 maz\u0101k)<\/td><\/tr>\n
Vislab\u0101k piem\u0113rots<\/strong><\/td>Pilienveida sist\u0113m\u0101m, diedz\u0113\u0161anas kubi\u0146iem<\/td>Pilienveida, appl\u016bdin\u0101\u0161anas-dren\u0101\u017eas sist\u0113m\u0101m, hidroponikai konteineros<\/td>Dakts sist\u0113m\u0101m, k\u0101 piedeva<\/td>Appl\u016bdin\u0101\u0161anas-dren\u0101\u017eas sist\u0113m\u0101m, DWC, akvaponikai<\/td><\/tr>\n
Dren\u0101\u017ea izm\u0113\u0123in\u0101jum\u0101 (sekundes l\u012bdz lauka mitrumietilp\u012bbai)<\/strong><\/td>~180 s<\/td>~120 s<\/td>~25 s<\/td>~8 s<\/td><\/tr>\n
Sak\u0146u kr\u0101sa izm\u0113\u0123in\u0101jum\u0101 28. dien\u0101<\/strong><\/td>Kr\u0113m\u012bgi baltas, bl\u012bvas<\/td>Baltas, kuplas<\/td>Baltas, nedaudz izst\u012bdz\u0113ju\u0161as<\/td>Spilgti baltas, resnas<\/td><\/tr>\n<\/tbody><\/table><\/div><\/figure>\n\n

Gan sal\u0101tiem, gan bazilikam izc\u0113l\u0101s divas likumsakar\u012bbas: m\u0101la granul\u0101s saknes izskat\u012bj\u0101s visvesel\u012bg\u0101k\u0101s<\/strong> recirkul\u0113jo\u0161aj\u0101 appl\u016bdin\u0101\u0161anas-dren\u0101\u017eas papl\u0101t\u0113, bet kokos\u0161\u0137iedr\u0101 bija liel\u0101k\u0101 virszemes biomasa<\/strong> pilienveida sist\u0113m\u0101. Akmens vate bija visstabil\u0101kais diedz\u0113\u0161anas substr\u0101ts. Perl\u012bts bija l\u0113t\u0101kais veids, k\u0101 padar\u012bt dakts sist\u0113mu gais\u012bg\u0101ku, ta\u010du appl\u016bdin\u0101\u0161anas-dren\u0101\u017eas sist\u0113m\u0101 tas p\u0101rmirka.<\/p>\n\n

Ja bezaugsnes audz\u0113\u0161an\u0101 esat ies\u0101c\u0113js, pirms substr\u0101ta izv\u0113les vispirms izlasiet, kas ir hidroponika<\/em><\/a>, un to, k\u0101 sist\u0113ma darbojas praks\u0113, rakst\u0101 k\u0101 izskat\u0101s hidroponiskais d\u0101rzs<\/em><\/a>.<\/p>\n\n

Akmens vate: komerci\u0101lais standarts<\/h2>\n\n

Akmens vati izgatavo, kaus\u0113jot bazaltu un kr\u012btu aptuveni 1600 \u00b0C temperat\u016br\u0101 un izvelkot \u0161\u0137idro masu \u0161\u0137iedr\u0101s, ko p\u0113c tam veido kubi\u0146os, blokos un pl\u0101ksn\u0113s. Rezult\u0101ts ir inerta miner\u0101l\u0161\u0137iedra ar augstu \u016bdens notur\u0113\u0161anas sp\u0113ju, gandr\u012bz nulles katjonu apmai\u0146as sp\u0113ju un uzticamu sterilit\u0101ti tie\u0161i no iepakojuma. UF\/IFAS klasific\u0113 akmens vati k\u0101 neorganisku, viegli s\u0101rmainu substr\u0101tu ar augstu \u016bdens notur\u0113\u0161anu un labu l\u012bdz vid\u0113ju aer\u0101ciju.<\/p>\n\n

Izm\u0113\u0123in\u0101jum\u0101 ab\u0101m kult\u016br\u0101m izmantoju 25 mm diedz\u0113\u0161anas kubi\u0146us. Akmens vat\u0113 sad\u012bga 92 % sal\u0101tu un 88 % bazilika s\u0113klu \u2014 augst\u0101kais r\u0101d\u012bt\u0101js starp visiem substr\u0101tiem. Saknes izlauz\u0101s no kubi\u0146a 4\u20135 dien\u0101s, un d\u0113stus bija viegli p\u0101rst\u0101d\u012bt liel\u0101k\u0101 sist\u0113m\u0101. M\u012bnuss ir sagatavo\u0161ana: akmens vatei no iepakojuma pH ir 7,5\u20138,5, un pirms s\u0113\u0161anas t\u0101 vismaz stundu j\u0101m\u0113rc\u0113 \u016bden\u012b ar pH 5,5, cit\u0101di bar\u012bbas vielu blo\u0137\u0113\u0161an\u0101s s\u0101kas uzreiz.<\/p>\n\n

Kad izv\u0113l\u0113ties akmens vati:<\/strong> d\u0113stu audz\u0113\u0161anai, ko v\u0113l\u0101k p\u0101rst\u0101d\u012bs, audz\u0113\u0161anai pl\u0101ksn\u0113s ar pilienveida laist\u012b\u0161anu vai jebkur, kur nepiecie\u0161ams t\u012brs, vienm\u0113r\u012bgs bloks. No t\u0101s lab\u0101k izvair\u012bties, ja v\u0113laties atk\u0101rtoti lietojamu, biolo\u0123iski no\u0101rd\u0101mu substr\u0101tu \u2014 izlietot\u0101 akmens vate non\u0101k poligon\u0101.<\/p>\n\n

Kokos\u0161\u0137iedra: atjaunojamais darba zirgs<\/h2>\n\n

Kokos\u0161\u0137iedra ir kokosrieksta \u0161\u0137iedrain\u0101 \u0101r\u0113j\u0101 \u010daula, kas izmazg\u0101ta, buferiz\u0113ta un saspiesta briket\u0113s, rip\u0101s vai birsto\u0161\u0101 veid\u0101 maisos. T\u0101 ir organiska, ar vid\u0113ju katjonu apmai\u0146as sp\u0113ju un gandr\u012bz neitr\u0101lu pH. T\u0101 k\u0101 t\u0101 var saist\u012bt kalciju un k\u0101liju, audz\u0113t\u0101ji parasti p\u0113rk \u201ebuferiz\u0113tu\u201d kokos\u0161\u0137iedru vai pirms pirm\u0101s lieto\u0161anas izskalo to ar kalcija nitr\u0101ta \u0161\u0137\u012bdumu.<\/p>\n\n

Man\u0101 izm\u0113\u0123in\u0101jum\u0101 kokos\u0161\u0137iedr\u0101 izauga visliel\u0101k\u0101 bazilika lapotne \u2014 28. dien\u0101 lapu laukums bija aptuveni par 18 % liel\u0101ks nek\u0101 akmens vat\u0113 audz\u0113tajiem augiem \u2014, un starp laist\u012b\u0161anas cikliem t\u0101 ilg\u0101k palika vienm\u0113r\u012bgi mitra. Tr\u016bkums ir strukt\u016bra: p\u0113c vienas vai div\u0101m ra\u017e\u0101m kokos\u0161\u0137iedra sadal\u0101s un augstos traukos m\u0113dz sabl\u012bv\u0113ties, laika gait\u0101 samazinot gaisa porain\u012bbu. Smalkas frakcijas kokos\u0161\u0137iedra recirkul\u0113jo\u0161\u0101s sist\u0113m\u0101s ar\u012b aizsprosto pilin\u0101t\u0101jus, t\u0101p\u0113c pilienveida l\u012bnij\u0101m dro\u0161\u0101kas ir rupj\u0101kas frakcijas vai \u010daulu skaidi\u0146as.<\/p>\n\n

Kad izv\u0113l\u0113ties kokos\u0161\u0137iedru:<\/strong> hidroponikai konteineros, pilienveida sist\u0113m\u0101m bez recirkul\u0101cijas, paaugstin\u0101t\u0101m hidroponisk\u0101m dob\u0113m un jebkuram audz\u0113t\u0101jam, kuram svar\u012bgs atjaunojams, kompost\u0113jams substr\u0101ts. Ja vajag vair\u0101k aer\u0101cijas, sajauciet to ar perl\u012btu (60\/40 kokos\u0161\u0137iedra\/perl\u012bts ir klasiskais mais\u012bjums).<\/p>\n\n

Perl\u012bts: l\u0113ts aer\u0101cijas pastiprin\u0101t\u0101js<\/h2>\n\n

Perl\u012bts ir vulk\u0101nisks stikls, ko kars\u0113, l\u012bdz tas uzp\u016b\u0161as k\u0101 popkorns, veidojot vieglas, baltas granulas, pilnas ar iesl\u0113gtu gaisu. Tas ir inerts, sterils, pH neitr\u0101ls un bez katjonu apmai\u0146as sp\u0113jas. Liel\u0101 poru telpa nodro\u0161ina izcilu dren\u0101\u017eu, bet tikai vid\u0113ju \u016bdens notur\u0113\u0161anu.<\/p>\n\n

Dakts sist\u0113m\u0101 ar t\u012bru perl\u012btu sal\u0101tu saknes sasniedza tvertni 11 dien\u0101s, ta\u010du augi palika maz\u0101ki nek\u0101 citos substr\u0101tos \u2014 substr\u0101ts \u0101tri iz\u017e\u016bst, un dakts gai\u0161aj\u0101s p\u0113cpusdienas stund\u0101s nesp\u0113ja to pietiekami samitrin\u0101t. Perl\u012bts izce\u013cas k\u0101 piedeva<\/em>: 30\u201340 % perl\u012bta pievieno\u0161ana kokos\u0161\u0137iedrai piln\u012bb\u0101 nov\u0113r\u0161 sabl\u012bv\u0113\u0161an\u0101s probl\u0113mu, un pl\u0101ns perl\u012bta sl\u0101nis jebkura poda virspus\u0113 nom\u0101c a\u013c\u0123es uz virsmas.<\/p>\n\n

Kad izv\u0113l\u0113ties perl\u012btu:<\/strong> k\u0101 piedevu citiem substr\u0101tiem, dakts sist\u0113m\u0101m ar maziem augiem (sal\u0101tiem, gar\u0161augiem) un s\u0113klu diedz\u0113\u0161anai, kur v\u0113lama papildu dren\u0101\u017ea. Str\u0101d\u0101jot ar sausu perl\u012btu, vienm\u0113r valk\u0101jiet putek\u013cu masku.<\/p>\n\n

M\u0101la granulas (LECA \/ Hydroton): atk\u0101rtotas lieto\u0161anas \u010dempions<\/h2>\n\n

Keramz\u012btu izgatavo, apdedzinot nelielas m\u0101la bumbi\u0146as aptuveni 1200 \u00b0C temperat\u016br\u0101, l\u012bdz t\u0101s uzp\u016b\u0161as porain\u0101s 8\u201316 mm granul\u0101s. T\u0101s ir smagas, pH neitr\u0101las, izdren\u0113jas gandr\u012bz acumirkl\u012b, un t\u0101s var mazg\u0101t, steriliz\u0113t un lietot atk\u0101rtoti gadiem ilgi. UF\/IFAS nor\u0101da uz keramz\u012bta augsto katjonu apmai\u0146as sp\u0113ju, kas pal\u012bdz izl\u012bdzin\u0101t bar\u012bbas vielu sv\u0101rst\u012bbas.<\/p>\n\n

Man\u0101 appl\u016bdin\u0101\u0161anas-dren\u0101\u017eas papl\u0101t\u0113 m\u0101la granul\u0101s izauga visspilgt\u0101k balt\u0101s un resn\u0101k\u0101s saknes no visiem substr\u0101tiem, un 28 dien\u0101s taj\u0101s bija vismaz\u0101k sak\u0146u zonas probl\u0113mu. Granulas izdren\u0113jas da\u017e\u0101s sekund\u0113s, t\u0101p\u0113c dien\u0101 cikls bija iestat\u012bts uz 15 min\u016b\u0161u appl\u016bdin\u0101\u0161anu ik p\u0113c 2 stund\u0101m. Tie\u0161i \u0161\u0101du \u0101tru mitruma un sausuma ciklu iesaka recenz\u0113ti p\u0113t\u012bjumi par sak\u0146u zonas aer\u0101ciju: liel\u0101ka sk\u0101bek\u013ca pieejam\u012bba rizosf\u0113r\u0101 m\u0113r\u0101mi uzlabo sak\u0146u aug\u0161anu un mikrobu aktivit\u0101ti.<\/p>\n\n

Kad izv\u0113l\u0113ties m\u0101la granulas:<\/strong> appl\u016bdin\u0101\u0161anas-dren\u0101\u017eas galdiem, dzi\u013c\u0101 \u016bdens kult\u016bras (DWC) sieta grozi\u0146iem, akvaponikai un jebkurai ilgtermi\u0146a recirkul\u0113jo\u0161ai sist\u0113mai, kur\u0101 v\u0113laties ilgm\u016b\u017e\u012bgu substr\u0101tu. S\u0101kotn\u0113j\u0101s izmaksas ir augstas, ta\u010du t\u0101s atmaks\u0101jas daudzu ra\u017eu laik\u0101.<\/p>\n\n

K\u0101 saska\u0146ot substr\u0101tu ar sist\u0113mu un kult\u016bru<\/h2>\n\n

Pareizais substr\u0101ts ir atkar\u012bgs gan no sist\u0113mas, gan no auga:<\/p>\n\n