Prized by florists, Delphinium ‘Guardian White’ is a mid-sized herbaceous perennial with sturdy flower spikes, densely packed with double, glistening white flowers. Blooming for weeks from early to mid summer, it adds height and majesty to the garden and draws the attention from quite a distance.
How do you take care of delphinium?
Caring for Delphinium
- Delphiniums require regular watering, specifically during the dry summer months.
- Apply a balanced liquid fertilizer every 2-3 weeks.
- Apply a thin layer of compost in the spring as well as a 2 in.
- Stake tall varieties, no later than mid-spring or when the plants reach 12 in.
- Thin shoots when 3 in.
Plant Details:
Scientific Name: Delphinium elatum
Hardiness Zone: 4a – 7b
Hardiness Degree: -30°F (-34.4°C)
Blooming Season: Early Spring, Spring
Plant Habit: Upright
Characteristics: Attracts Butterflies, Attracts Hummingbirds, Low Maintenance, Poisonous, Attracts Bees, Frost Tolerant
Water: Light
Fertilize: Once a month
Spacing: 10 – 14″ (25 – 36cm)
Height: 30 – 39″ (76 – 99cm)
Width: 10 – 12″ (25 – 30cm)
Exposure: Sun
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