{"product_id":"japanese-white-birch-whitespire-betula-platyphylla-var-japonica-5-400-seeds-white-bark-ornamental-tree","title":"Japanese White Birch ‘Whitespire’ – Betula platyphylla var. japonica | 5,400 Seeds | White Bark Ornamental Tree","description":"\u003cp data-start=\"115\" data-end=\"453\"\u003eIdeal for large-scale planting projects, this listing includes 5,400 Japanese White Birch ‘Whitespire’ (Betula platyphylla var. japonica) seeds. Known for its brilliant white bark, graceful branching, and vibrant golden-yellow fall foliage, this fast-growing deciduous tree provides year-round ornamental value.\u003c\/p\u003e\n\u003cp data-start=\"455\" data-end=\"733\"\u003eNative to Manchuria, Korea, and Japan, ‘Whitespire’ develops a pyramidal form and typically matures to 40–50 feet tall with a 15–30 foot spread. Its showy white bark creates striking winter contrast, while early spring catkins add seasonal interest before leaves fully emerge.\u003c\/p\u003e\n\u003cp data-start=\"735\" data-end=\"965\"\u003eThis improved cultivar is more resistant to heat, drought, and birch borers than many other white birch varieties, making it a dependable choice for landscape plantings, windbreaks, restoration projects, and grove installations.\u003c\/p\u003e\n\u003cp data-start=\"967\" data-end=\"1178\"\u003eYou will receive:\u003cbr data-start=\"984\" data-end=\"987\"\u003e✔️ 5,400 Japanese White Birch ‘Whitespire’ seeds\u003cbr data-start=\"1035\" data-end=\"1038\"\u003e✔️ Clearly labeled seed packaging\u003cbr data-start=\"1071\" data-end=\"1074\"\u003e✔️ Non-pretreated seeds\u003cbr data-start=\"1097\" data-end=\"1100\"\u003e✔️ Germination instructions included\u003cbr data-start=\"1136\" data-end=\"1139\"\u003e✔️ Secure packaging for safe delivery\u003c\/p\u003e\n\u003cp data-start=\"1180\" data-end=\"1684\"\u003e🌿 Growing Information\u003cbr data-start=\"1202\" data-end=\"1205\"\u003eCommon Name: Japanese White Birch ‘Whitespire’\u003cbr data-start=\"1251\" data-end=\"1254\"\u003eBotanical Name: Betula platyphylla var. japonica\u003cbr data-start=\"1302\" data-end=\"1305\"\u003ePlant Type: Deciduous Tree\u003cbr data-start=\"1331\" data-end=\"1334\"\u003eGrowth Rate: Fast\u003cbr data-start=\"1351\" data-end=\"1354\"\u003eUSDA Zones: 4–7\u003cbr data-start=\"1369\" data-end=\"1372\"\u003eMature Height: 40–50 feet\u003cbr data-start=\"1397\" data-end=\"1400\"\u003eSpread: 15–30 feet\u003cbr data-start=\"1418\" data-end=\"1421\" data-is-only-node=\"\"\u003eShape: Pyramidal\u003cbr data-start=\"1437\" data-end=\"1440\"\u003eSun: Full Sun to Part Shade\u003cbr data-start=\"1467\" data-end=\"1470\"\u003eWater: Medium to Wet (prefers consistently moist soil)\u003cbr data-start=\"1524\" data-end=\"1527\"\u003eSoil: Well-drained sandy or rocky loam; adaptable\u003cbr data-start=\"1576\" data-end=\"1579\"\u003eBloom Time: March–April\u003cbr data-start=\"1602\" data-end=\"1605\"\u003eFall Color: Golden Yellow\u003cbr data-start=\"1630\" data-end=\"1633\"\u003eDrought Tolerance: Moderate\u003cbr data-start=\"1660\" data-end=\"1663\"\u003eMaintenance: Medium\u003c\/p\u003e\n\u003cp data-start=\"1686\" data-end=\"1739\"\u003e🌱 Germination Instructions\u003cbr data-start=\"1713\" data-end=\"1716\"\u003eSeeds are very small.\u003c\/p\u003e\n\u003cp data-start=\"1741\" data-end=\"2004\"\u003eStratify: Cold stratify for 30–60 days at 40°F in a moist (not wet) medium.\u003cbr data-start=\"1816\" data-end=\"1819\"\u003eSow: Surface sow indoors — do not cover, as seeds require light for germination.\u003cbr data-start=\"1899\" data-end=\"1902\"\u003eLight: Artificial light is recommended for best results.\u003cbr data-start=\"1958\" data-end=\"1961\"\u003eKeep soil evenly moist but not saturated.\u003c\/p\u003e\n\u003cp data-start=\"2006\" data-end=\"2166\"\u003e💡 Growing Tip: Maintain cool, moist root zones with mulch. Prune only during dormancy if necessary, and avoid pruning in spring when sap is actively flowing.\u003c\/p\u003e\n\u003cp data-start=\"2168\" data-end=\"2306\"\u003e🌳 Landscape Uses\u003cbr data-start=\"2185\" data-end=\"2188\"\u003e• Grove plantings\u003cbr data-start=\"2205\" data-end=\"2208\"\u003e• Reforestation projects\u003cbr data-start=\"2232\" data-end=\"2235\"\u003e• Windbreaks\u003cbr data-start=\"2247\" data-end=\"2250\"\u003e• Ornamental shade tree\u003cbr data-start=\"2273\" data-end=\"2276\"\u003e• Winter interest focal tree\u003c\/p\u003e","brand":"Tree Seeds Plus","offers":[{"title":"Default Title","offer_id":47859220545777,"sku":null,"price":162.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/4476\/0049\/files\/ListingShopify1_99_bc36513d-b7e8-4ecf-b6d4-8aa9f95f3647.jpg?v=1772468359","url":"https:\/\/sejahteraseeds.com\/products\/japanese-white-birch-whitespire-betula-platyphylla-var-japonica-5-400-seeds-white-bark-ornamental-tree","provider":"Sejahtera Seeds and Bulbs","version":"1.0","type":"link"}