Guardian White (F1) Delphinium Seed

Product ID:4837.114837

Quick Facts

Latin Name

Delphinium elatum

Days To Maturity

Days To Maturity

Average number of days from seeding date to harvest, within a specific crop group. If a transplanted crop: average number of days from transplant date. Not sure if crop is direct-seeded or transplanted? Check the Growing Information box for details. If crop can be both direct-seeded or transplanted, days to maturity refers to direct seeding. Days to maturity for all flowers and herbs is calculated from seeding date.

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105 - 125 Days

Life Cycle

Life Cycle

Plants can be Annuals (single growing season), Perennials (grow year after year), Tender Perennials (grow year after year in warmer climates; and in some cases when given special protection in colder climates), or Biennials (require two years to mature).

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Perennial

Hybrid Status

Hybrid Status

Hybrid: The offspring of a cross between two or more distinct parent lines, usually of same species, and selected for improved traits.
Open-pollinated: A non-hybrid variety that can reproduce itself in kind, demonstrating relatively stable traits from one generation to the next.

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Hybrid (F1)

Product Features

Product Features

Use for Cut Flowers and Bouquets Use for Cut Flowers and Bouquets
Variety good for fresh cut-flower displays.
Attracts Beneficial Insects Attracts Beneficial Insects
Variety attracts and supports pollinators and/or insects that prey on garden pests.
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Use for Cut Flowers and Bouquets Attracts Beneficial Insects

Guardian White (F1) Delphinium Seed

Product ID:4837.114837

New! Hybrid delphinium for superior uniformity.

Uniform flowering time and plant height allows for efficient harvesting. The Guardian Series is bred to perform well under short days for greenhouse production. Guardian also performs well in our field trials, blooming under long days. Vigorous plants with excellent bloom and stem quality for cut flowers. Also suitable for garden beds and landscaping. Compared to Magic Fountains Pure White, bloom color has a touch more ivory and green as the buds open. Attracts bees and butterflies. This species of delphinium is also known as candle larkspur. Perennial in Zones 3–7.

Specs:

  • Plant Height: 36–48"
  • Packet: 50 seeds
  • Avg. 14,400 seeds/oz

Caution:
All parts of this plant are poisonous, including the seeds. Exercise extreme caution around children and pets. The purchaser assumes all liability relating to the use of this product.

Quick Facts

Latin Name

Delphinium elatum

Days To Maturity

Days To Maturity

Average number of days from seeding date to harvest, within a specific crop group. If a transplanted crop: average number of days from transplant date. Not sure if crop is direct-seeded or transplanted? Check the Growing Information box for details. If crop can be both direct-seeded or transplanted, days to maturity refers to direct seeding. Days to maturity for all flowers and herbs is calculated from seeding date.

Close

105 - 125 Days

Life Cycle

Life Cycle

Plants can be Annuals (single growing season), Perennials (grow year after year), Tender Perennials (grow year after year in warmer climates; and in some cases when given special protection in colder climates), or Biennials (require two years to mature).

Close

Perennial

Hybrid Status

Hybrid Status

Hybrid: The offspring of a cross between two or more distinct parent lines, usually of same species, and selected for improved traits.
Open-pollinated: A non-hybrid variety that can reproduce itself in kind, demonstrating relatively stable traits from one generation to the next.

Close

Hybrid (F1)

Product Features

Product Features

Use for Cut Flowers and Bouquets Use for Cut Flowers and Bouquets
Variety good for fresh cut-flower displays.
Attracts Beneficial Insects Attracts Beneficial Insects
Variety attracts and supports pollinators and/or insects that prey on garden pests.
Close

Use for Cut Flowers and Bouquets Attracts Beneficial Insects

  • This product does not ship to the following countries: United Arab Emirates,  Austria,  Australia,  Barbados,  Belgium,  Bulgaria,  Bermuda,  Bahamas,  Switzerland,  Cyprus,  Czech Republic,  Germany,  Denmark,  Estonia,  Spain,  Finland,  France,  United Kingdom,  Greece,  Hong Kong,  Croatia,  Hungary,  Ireland,  Iceland,  Italy,  Japan,  Republic of Korea,  Kuwait,  Cayman Islands,  Lithuania,  Luxembourg,  Latvia,  Malta,  Netherlands,  Norway,  New Zealand,  Oman,  Poland,  Portugal,  Qatar,  Romania,  Saudi Arabia,  Sweden,  Singapore,  Slovenia,  Slovakia,  San Marino,  Thailand,  Trinidad and Tobago,  Taiwan,  Ukraine.

DAYS TO GERMINATION:

10-20 days at 65-70°F (18-21°C)

SOWING:

Transplant (recommended) - Sow 10-16 weeks before planting out. Support strongly advised. Cover seed lightly. Transplant into larger cell packs or 3-4" containers 6-8 weeks after germination. Grow seedlings at 50-55°F (18-21°C) in the greenhouse or cold frames. Harden off and transplant outside after the last frost. Overhead irrigation is not advised. If growing in the greenhouse, transplant plugs into raised bed in August through September. Provide Hortonova (horizontal trellis) 12-18" above the beds. Keep temperatures below 60°F (16°C), in a heated structure. Feed with a balanced fertilizer. Direct seeding is not recommended.

LIGHT PREFERENCE:

Sun/Part Shade.

PLANT HEIGHT:

Varies. Providing support is strongly advised.

PLANT SPACING:

12-18" if being grown as a perennial. 12" apart if being grown as an annual.

HARDINESS ZONES:

Zones 3-7. A short-lived perennial, generally only lasting 3 seasons.

HARVEST:

1/4 to 1/3 of flowers on stem are open. Place immediately in water. Plants bloom again in late summer and early fall if cut back immediately after the first bloom.

SOIL REQUIREMENTS:

Well-drained, fertile, slightly alkaline soil with plenty of organic matter. Fertilize lightly but frequently with a balanced fertilizer.

USES:

Excellent cut flower. Well suited to perennial beds and borders.

SCIENTIFIC NAME:

Delphinium spp.

ALTERNATE NAME:

Candle larkspur

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