How to Grow Angelface Blue Angelonia
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Angelface Blue Angelonia
Angelonia angustifolia 'Angelface'
flowerAngelface is a compact, heat-loving annual flower that produces delicate spikes of snapdragon-like blooms in shades of blue, purple, pink, or white. Known for its exceptional heat and drought tolerance, it thrives in hot summers and blooms prolifically from early summer through frost. This dwarf cultivar is excellent for containers, borders, and mass plantings.
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Example Angelface Blue Angelonia timeline · Pittsburgh, PA (Zone 6b)
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Plant Angelface Blue Angelonia
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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First Angelface Blue Angelonia blooms
Around Jun 1≈ 45 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Angelface Blue Angelonia dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 5-11 as an annual; excellent summer performer in hotter climates
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Seed/Seedling
2-3 weeksTiny seeds germinate quickly indoors under grow lights. Seedlings develop true leaves within 2-3 weeks.
Start seeds indoors 6-8 weeks before last frost. Keep soil moist but not waterlogged. Provide 14-16 hours of light daily.
Vegetative/Growth
3-4 weeksCompact bushy plants develop multiple stems and lance-shaped foliage. Plants grow 12-18 inches tall depending on variety.
Harden off seedlings gradually before transplanting. Pinch back growing tips to encourage bushier growth. Transplant after last frost when soil warms.
Flowering Initiation
1-2 weeksFlower spikes begin forming at the terminals of branches, with tiny flower buds visible.
Maintain consistent moisture and begin weekly fertilizer applications with balanced or bloom-promoting formula. Deadhead spent flowers to encourage more blooms.
Peak Bloom
8-12 weeks or until frostDense spikes of small snapdragon-like flowers open progressively from bottom to top. Continuous color from summer through fall.
Deadhead regularly to maintain bloom production. Monitor for pests. Continue fertilizing every 7-10 days. Water during hot spells without allowing soil to become soggy.
Late Season/Decline
Until first frostFlowering continues but may slow as temperatures drop in fall. Plant stops producing new flowers at first frost.
Can be cut back and brought indoors as a houseplant for winter in cool climates. Otherwise allow to decline naturally or compost at season's end.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray with insecticidal soap or neem oil. Use yellow sticky traps to monitor. Encourage beneficial insects like ladybugs.
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Increase humidity by misting foliage. Spray with miticide or neem oil. Rinse leaves with water to dislodge mites.
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Spray with insecticidal soap, horticultural oil, or neem oil. Prune heavily infested growth. Encourage natural predators.
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Remove by hand at dusk. Use beer traps or copper tape barriers. Apply diatomaceous earth around base of plants.
Uses
Non-edible ornamental
CulinaryWhile not edible, Angelface is purely ornamental and prized for its aesthetic beauty in arrangements and landscapes. [source]
Container gardening
HouseholdExcellent choice for pots, hanging baskets, window boxes, and mixed containers. Performs exceptionally well in containers due to compact growth and heat tolerance. [source]
Dried flower arrangements
CraftFlower spikes can be dried for long-lasting floral arrangements and craft projects. Harvest in peak bloom and dry hanging upside down in a warm, dark location. [source]
Pollinator attraction
WildlifeAttracts butterflies, bees, and hummingbirds throughout the blooming season, making it valuable for pollinator gardens and supporting local beneficial insects. [source]
Heat and drought tolerance
HouseholdExceptionally heat-tolerant plant that thrives in hot, dry conditions where other flowers struggle, making it ideal for difficult planting locations and water-conscious gardens. [source]
Harvest Tips
Not typically harvested as cut flowers due to short lifespan indoors. Deadhead spent flower spikes regularly throughout the growing season by pinching or cutting just below the faded flowers to promote continuous blooming and maintain plant shape.
Fun Facts
- 🌱 Angelface blooms thrive in intensely hot conditions (85-100°F+) where many other annuals wilt and stop flowering, making it a true summer superstar.
- 🌱 The flower spikes resemble tiny snapdragons but are actually from a completely different plant family (Plantaginaceae), earning it the alternate name 'Summer Snapdragon'.
- 🌱 Some Angelface varieties have been bred to withstand extreme heat and can flower continuously for 4-5 months with minimal deadheading, though regular deadheading rewards you with even more abundant blooms.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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