{"id":2991,"date":"2026-04-10T19:17:58","date_gmt":"2026-04-10T17:17:58","guid":{"rendered":"https:\/\/nature-o.net\/?page_id=2991"},"modified":"2026-04-10T19:18:50","modified_gmt":"2026-04-10T17:18:50","slug":"plant-watering-calculator","status":"publish","type":"page","link":"https:\/\/nature-o.net\/?page_id=2991","title":{"rendered":"Plant Watering Calculator"},"content":{"rendered":"\n<div class=\"eco-tool wp-block-group\" id=\"eco-tool-plant-water-b18f4\">\n  <div class=\"eco-tool__header\">\n    <h2 class=\"eco-tool__title\">Plant Watering Calculator<\/h2>\n    <p class=\"eco-tool__lead\">\n      Estimate how much water a plant may need each week based on plant type, pot size, temperature, and light.\n    <\/p>\n  <\/div>\n\n  <form class=\"eco-tool__form\" id=\"eco-plant-form-b18f4\" novalidate>\n    <div class=\"eco-tool__grid3\">\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"type-b18f4\">Plant type<\/label>\n        <select class=\"eco-tool__input\" id=\"type-b18f4\">\n          <option value=\"succulent\">Succulent \/ cactus<\/option>\n          <option value=\"houseplant\" selected>Common houseplant<\/option>\n          <option value=\"tropical\">Tropical plant<\/option>\n          <option value=\"flowering\">Flowering plant<\/option>\n        <\/select>\n        <div class=\"eco-tool__hint\">Choose the closest plant type.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"pot-b18f4\">Pot size<\/label>\n        <select class=\"eco-tool__input\" id=\"pot-b18f4\">\n          <option value=\"small\">Small<\/option>\n          <option value=\"medium\" selected>Medium<\/option>\n          <option value=\"large\">Large<\/option>\n        <\/select>\n        <div class=\"eco-tool__hint\">Pot size affects weekly water needs.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"temp-b18f4\">Room temperature (\u00b0C)<\/label>\n        <input class=\"eco-tool__input\" id=\"temp-b18f4\" type=\"number\" min=\"5\" step=\"1\" value=\"22\" inputmode=\"numeric\" \/>\n        <div class=\"eco-tool__hint\">Warmer rooms usually dry soil faster.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"light-b18f4\">Light level<\/label>\n        <select class=\"eco-tool__input\" id=\"light-b18f4\">\n          <option value=\"low\">Low light<\/option>\n          <option value=\"medium\" selected>Medium light<\/option>\n          <option value=\"high\">Bright light<\/option>\n        <\/select>\n        <div class=\"eco-tool__hint\">More light can increase water demand.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"season-b18f4\">Season<\/label>\n        <select class=\"eco-tool__input\" id=\"season-b18f4\">\n          <option value=\"winter\">Winter<\/option>\n          <option value=\"spring\" selected>Spring<\/option>\n          <option value=\"summer\">Summer<\/option>\n          <option value=\"autumn\">Autumn<\/option>\n        <\/select>\n        <div class=\"eco-tool__hint\">Plants often need less water in winter.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"drainage-b18f4\">Drainage<\/label>\n        <select class=\"eco-tool__input\" id=\"drainage-b18f4\">\n          <option value=\"yes\" selected>Pot has drainage<\/option>\n          <option value=\"no\">No drainage hole<\/option>\n        <\/select>\n        <div class=\"eco-tool__hint\">Poor drainage means more caution with watering.<\/div>\n      <\/div>\n    <\/div>\n\n    <div class=\"eco-tool__actions\">\n      <button type=\"button\" class=\"wp-element-button eco-tool__btn\" id=\"calc-b18f4\">Calculate<\/button>\n      <button type=\"button\" class=\"wp-element-button eco-tool__btn eco-tool__btn--ghost\" id=\"reset-b18f4\">Reset<\/button>\n      <div class=\"eco-tool__error\" id=\"error-b18f4\" aria-live=\"polite\"><\/div>\n    <\/div>\n  <\/form>\n\n  <div class=\"eco-tool__result\" id=\"result-b18f4\" hidden>\n    <h3 class=\"eco-tool__subtitle\">Result<\/h3>\n\n    <div class=\"eco-tool__cards\">\n      <div class=\"eco-tool__card\">\n        <div class=\"eco-tool__metric-label\">Estimated watering<\/div>\n        <div class=\"eco-tool__metric-value\" id=\"amount-b18f4\">\u2014<\/div>\n        <div class=\"eco-tool__metric-sub\" id=\"freq-b18f4\"><\/div>\n      <\/div>\n\n      <div class=\"eco-tool__card\">\n        <div class=\"eco-tool__metric-label\">Watering tip<\/div>\n        <div class=\"eco-tool__metric-sub\" id=\"tip-b18f4\"><\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <details class=\"eco-tool__details\">\n    <summary class=\"eco-tool__summary\">How we calculate<\/summary>\n    <div class=\"eco-tool__details-body\">\n      <p class=\"eco-tool__text\">\n        This is a simple estimate based on plant type, pot size, room temperature, light, and season.\n      <\/p>\n    <\/div>\n  <\/details>\n<\/div>\n\n<style>\n.eco-tool{border:1px solid rgba(0,0,0,.12);border-radius:12px;padding:16px;}\n.eco-tool__header{margin-bottom:12px;}\n.eco-tool__title{margin:0 0 8px;}\n.eco-tool__lead{margin:0;opacity:.9;}\n.eco-tool__form{margin-top:12px;}\n.eco-tool__grid3{display:grid;grid-template-columns:1fr;gap:16px;}\n@media (min-width:860px){.eco-tool__grid3{grid-template-columns:1fr 1fr 1fr;}}\n.eco-tool__field{display:flex;flex-direction:column;gap:6px;}\n.eco-tool__label{font-weight:600;}\n.eco-tool__input{width:100%;height:44px;padding:0 12px;border:1px solid rgba(0,0,0,.20);border-radius:10px;background:#fff;box-sizing:border-box;font:inherit;}\n.eco-tool select.eco-tool__input{\nappearance:none;-webkit-appearance:none;line-height:44px;padding-right:40px;\nbackground-image:\nlinear-gradient(45deg, transparent 50%, rgba(0,0,0,.60) 50%),\nlinear-gradient(135deg, rgba(0,0,0,.60) 50%, transparent 50%);\nbackground-position:calc(100% - 18px) 50%, calc(100% - 12px) 50%;\nbackground-size:6px 6px;background-repeat:no-repeat;\n}\n.eco-tool__hint{font-size:.92em;opacity:.78;min-height:38px;}\n.eco-tool__actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:16px;}\n.eco-tool__btn{padding:10px 22px;}\n.eco-tool__btn--ghost{background:transparent !important;border:1px solid rgba(0,0,0,.20) !important;}\n.eco-tool__btn--ghost:hover,.eco-tool__btn--ghost:focus{background:rgba(0,0,0,.06) !important;border-color:rgba(0,0,0,.35) !important;}\n.eco-tool__error{min-height:1.2em;font-weight:600;flex:1 1 240px;}\n.eco-tool__result{margin-top:16px;}\n.eco-tool__subtitle{margin:0 0 10px;}\n.eco-tool__cards{display:grid;gap:10px;grid-template-columns:1fr;}\n@media (min-width:860px){.eco-tool__cards{grid-template-columns:1fr 1fr;}}\n.eco-tool__card{border:1px solid rgba(0,0,0,.12);border-radius:12px;padding:12px;}\n.eco-tool__metric-label{opacity:.85;font-weight:600;}\n.eco-tool__metric-value{font-size:1.6em;font-weight:800;margin-top:6px;line-height:1.1;}\n.eco-tool__metric-sub{opacity:.85;margin-top:6px;}\n.eco-tool__details{margin-top:14px;}\n.eco-tool__summary{cursor:pointer;font-weight:700;}\n.eco-tool__details-body{margin-top:10px;}\n.eco-tool__text{margin:0 0 10px;}\n<\/style>\n\n<script>\n(function(){\n  const S = \"b18f4\";\n  const el = (id) => document.getElementById(id + \"-\" + S);\n\n  const BASE = {\n    succulent: 120,\n    houseplant: 250,\n    tropical: 350,\n    flowering: 300\n  };\n\n  const POT = {\n    small: 0.7,\n    medium: 1.0,\n    large: 1.4\n  };\n\n  const LIGHT = {\n    low: 0.85,\n    medium: 1.0,\n    high: 1.2\n  };\n\n  const SEASON = {\n    winter: 0.7,\n    spring: 1.0,\n    summer: 1.2,\n    autumn: 0.9\n  };\n\n  function fmt(n){\n    return Math.round(n).toLocaleString();\n  }\n\n  function calculate(){\n    const type = el(\"type\").value;\n    const pot = el(\"pot\").value;\n    const temp = Number(el(\"temp\").value);\n    const light = el(\"light\").value;\n    const season = el(\"season\").value;\n    const drainage = el(\"drainage\").value;\n\n    if (!Number.isFinite(temp) || temp < 5) {\n      el(\"error\").textContent = \"Please enter a valid temperature.\";\n      el(\"result\").hidden = true;\n      return;\n    }\n\n    el(\"error\").textContent = \"\";\n\n    let weekly = BASE[type] * POT[pot] * LIGHT[light] * SEASON[season];\n\n    if (temp >= 26) weekly *= 1.15;\n    if (temp <= 16) weekly *= 0.85;\n    if (drainage === \"no\") weekly *= 0.8;\n\n    let frequency = \"\";\n    if (type === \"succulent\") frequency = \"Usually every 10\u201314 days\";\n    else if (weekly < 220) frequency = \"Usually about once per week\";\n    else if (weekly < 360) frequency = \"Usually 1\u20132 times per week\";\n    else frequency = \"Usually 2+ times per week\";\n\n    let tip = \"\";\n    if (drainage === \"no\") tip = \"Use caution: pots without drainage can be overwatered more easily.\";\n    else if (type === \"succulent\") tip = \"Let the soil dry well between waterings.\";\n    else if (type === \"tropical\") tip = \"Keep the soil lightly moist, but avoid soggy roots.\";\n    else tip = \"Check the top layer of soil before watering.\";\n\n    el(\"amount\").textContent = `${fmt(weekly)} ml \/ week`;\n    el(\"freq\").textContent = frequency;\n    el(\"tip\").textContent = tip;\n    el(\"result\").hidden = false;\n  }\n\n  function reset(){\n    el(\"type\").value = \"houseplant\";\n    el(\"pot\").value = \"medium\";\n    el(\"temp\").value = \"22\";\n    el(\"light\").value = \"medium\";\n    el(\"season\").value = \"spring\";\n    el(\"drainage\").value = \"yes\";\n    el(\"error\").textContent = \"\";\n    el(\"result\").hidden = true;\n  }\n\n  el(\"calc\").addEventListener(\"click\", calculate);\n  el(\"reset\").addEventListener(\"click\", reset);\n})();\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Plant Watering Calculator Estimate how much water a plant may need each week based on plant type, pot size, temperature, and light. Plant type Succulent \/ cactusCommon houseplantTropical plantFlowering plant&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":2696,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":""},"_links":{"self":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2991"}],"collection":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nature-o.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2991"}],"version-history":[{"count":2,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2991\/revisions"}],"predecessor-version":[{"id":2993,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2991\/revisions\/2993"}],"up":[{"embeddable":true,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2696"}],"wp:attachment":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}