{"product_id":"gladiolus-black-jack-deep-red-gladiolus-bulbs-dark-sword-lily-tall-cut-flowers-burgundy-summer-blooms-pollinator-garden-spring-planting-corms","title":"Gladiolus 'Black Jack' Deep Red Bulbs | Tall Sword Lily for Cut Flowers \u0026 Pollinator Gardens","description":"\u003cp\u003eAdd bold drama and rich color to your summer garden with \u003cstrong\u003eGladiolus 'Black Jack'\u003c\/strong\u003e, a striking tall Sword Lily prized for its deep burgundy-red blooms. Often appearing almost black in certain lighting, this elegant gladiolus creates a stunning focal point in flower beds, borders, and fresh-cut arrangements.\u003c\/p\u003e\u003cp\u003eBlooming from mid to late summer, 'Black Jack' produces tall, sturdy flower spikes lined with velvety, dark red blossoms. Its dramatic coloration pairs beautifully with lighter flowers and adds sophistication to cottage gardens, pollinator plantings, and bouquet gardens. The long-lasting blooms are excellent for cut flower arrangements and attract butterflies, bees, and hummingbirds throughout the season.\u003c\/p\u003e\u003cp\u003eWhether planted in mass groupings or mixed with contrasting colors, Gladiolus 'Black Jack' delivers unforgettable summer color and architectural beauty.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDeep burgundy-red flowers with near-black appearance\u003c\/li\u003e\n\u003cli\u003eTall flower spikes perfect for cutting gardens\u003c\/li\u003e\n\u003cli\u003eExceptional vase life for bouquets and arrangements\u003c\/li\u003e\n\u003cli\u003eAttracts butterflies, bees, and hummingbirds\u003c\/li\u003e\n\u003cli\u003eThrives in full sun locations\u003c\/li\u003e\n\u003cli\u003eEasy-to-grow perennial bulb\u003c\/li\u003e\n\u003cli\u003eExcellent focal point in mixed borders\u003c\/li\u003e\n\u003cli\u003eLong-lasting summer blooms\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePlant Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBotanical Name:\u003c\/strong\u003e \u003cem\u003eGladiolus\u003c\/em\u003e 'Black Jack'\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Name:\u003c\/strong\u003e Sword Lily\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlant Type:\u003c\/strong\u003e Perennial Bulb (Corm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlower Color:\u003c\/strong\u003e Deep Burgundy Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoliage Color:\u003c\/strong\u003e Green\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMature Height:\u003c\/strong\u003e 42–60 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpread:\u003c\/strong\u003e 6–12 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrowth Habit:\u003c\/strong\u003e Upright Clumping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBloom Season:\u003c\/strong\u003e Mid to Late Summer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight Requirements:\u003c\/strong\u003e Full Sun\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Needs:\u003c\/strong\u003e Average\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoil Requirements:\u003c\/strong\u003e Well-Drained Soil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardiness Zones:\u003c\/strong\u003e 7–10 (Lift corms in colder climates)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharacteristics:\u003c\/strong\u003e Deer Resistant, Pollinator Friendly, Long Blooming, Excellent Cut Flower\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGarden Uses\u003c\/h2\u003e\u003cp\u003eCut flower gardens\u003cbr\u003eCottage gardens\u003cbr\u003ePollinator gardens\u003cbr\u003ePerennial borders\u003cbr\u003eMass plantings\u003cbr\u003eDramatic color displays\u003cbr\u003eBackyard bouquet gardens\u003cbr\u003eSummer landscape focal points\u003c\/p\u003e\u003ch2\u003eCompanion Plants\u003c\/h2\u003e\u003cp\u003ePair Gladiolus 'Black Jack' with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWhite Prosperity Gladiolus\u003c\/li\u003e\n\u003cli\u003eSapporo Gladiolus\u003c\/li\u003e\n\u003cli\u003eShasta Daisy\u003c\/li\u003e\n\u003cli\u003eEchinacea\u003c\/li\u003e\n\u003cli\u003eSalvia\u003c\/li\u003e\n\u003cli\u003eLavender\u003c\/li\u003e\n\u003cli\u003eYarrow\u003c\/li\u003e\n\u003cli\u003eOrnamental Grasses\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe deep red blooms create stunning contrast with white, yellow, silver, and purple flowering companions.\u003c\/p\u003e\u003ch2\u003ePlanting \u0026amp; Care\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePlant corms in spring after danger of frost has passed\u003c\/li\u003e\n\u003cli\u003ePlant 4–6 inches deep and 4–6 inches apart\u003c\/li\u003e\n\u003cli\u003eChoose a sunny location with well-drained soil\u003c\/li\u003e\n\u003cli\u003eWater regularly during active growth\u003c\/li\u003e\n\u003cli\u003eStake stems if necessary in exposed locations\u003c\/li\u003e\n\u003cli\u003eRemove spent flowers to encourage continued blooming\u003c\/li\u003e\n\u003cli\u003eAllow foliage to naturally die back after flowering\u003c\/li\u003e\n\u003cli\u003eLift and store corms in winter in zones colder than USDA Zone 7\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor extended blooms throughout summer, plant additional corms every two weeks through early summer.\u003c\/p\u003e\u003ch2\u003eShipping Information\u003c\/h2\u003e\u003ch3\u003ePlant Condition\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eShips as healthy bareroot corms ready for planting\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eShipping Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOrders begin shipping in MARCH\u003c\/li\u003e\n\u003cli\u003eCarefully packaged for safe transit\u003c\/li\u003e\n\u003cli\u003eFree USPS Ground shipping on qualifying orders over $35\u003c\/li\u003e\n\u003cli\u003eShipping schedules may be adjusted during extreme temperatures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCare Guarantee\u003c\/h2\u003e\u003cp\u003eWe guarantee healthy bulbs upon arrival. If your order arrives damaged, contact us within 48 hours with photos of the plant and packaging for a replacement or refund.\u003c\/p\u003e","brand":"Plantingpartners","offers":[{"title":"Default Title","offer_id":52499584680068,"sku":null,"price":6.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1014\/5254\/6180\/files\/9.52-2026-05-31T103622.692.jpg?v=1783659238","url":"https:\/\/nataliesbotanicalgarden.com\/products\/gladiolus-black-jack-deep-red-gladiolus-bulbs-dark-sword-lily-tall-cut-flowers-burgundy-summer-blooms-pollinator-garden-spring-planting-corms","provider":"Natalie's Botanical Garden","version":"1.0","type":"link"}