Angelface Blue Summer Snapdragon (Angelonia angustifolia 'Anblu140') - blue flowers, illustrated plant cardIllustration

Angelface Blue Summer Snapdragon

Angelonia angustifolia 'Anblu140'

Also called angelface blue iii

Angelface Blue Summer Snapdragon blooms from June through October.

Bloom calendar
Bloom time
Jun–Oct
checked
Hardiness
Zones 10–11
checked
Sun
Full sun
checked
Water
Moderate water
checked
Mature size
20 in × 16 in
checked
Type
Annual
house classification

Months here are Northern Hemisphere months; in the Southern Hemisphere, shift them by six months.

Growing Angelface Blue Summer Snapdragon

Plant it in full sun. It prefers moderate water. It is hardy in USDA zones 10–11. Expect it to reach about 20 in tall and 16 in wide at maturity, in roughly 1 year (a house reading).

No toxicity note is on file for Angelface Blue Summer Snapdragon. That is not a clearance: check its safety for people and pets before planting.

Verification
What was checked

Mature height and spread, hardiness zones, sun, water, bloom months and color and the trait tags were checked against named botanical sources for this plant, with what the sources could not settle written down; years to mature size rests on a recorded house rule where no publisher states one, and is marked so; its common name and alternate names have not been checked yet. Each fact above carries its own mark. The planting, spacing and size sections are derived from these checked facts by a fixed rule, not checked separately, and the plant type is the library's own classification.

See the 12 sources it was checked against

When to plant Angelface Blue Summer Snapdragon

Wait until all danger of frost has passed, then plant out Angelface Blue Summer Snapdragon into warm soil; in most zones that means late spring. Planted then, it flowers from June to October.

Month-by-month timing for your zone is on the planting calendar; if you garden near zone 10, the middle of this plant's hardy range, start with zone 10 in January. Derived from the plant's category, zones and bloom months plus typical zone frost dates, not checked separately.

How big does Angelface Blue Summer Snapdragon get?

Illustration of Angelface Blue Summer Snapdragon drawn to scale beside an adult20 intall5 ft 7 inan adult16 inwide
About 20 in tall and 16 in wide at maturity: knee-high beside an adult.

See Angelface Blue Summer Snapdragon in a garden plan: the planner shows it in 3D beside everything else you add, growing toward this size over the years.

How far apart to plant Angelface Blue Summer Snapdragon

Derived from the mature spread above by a fixed rule, not checked separately: spacing is the spread, center to center.

Space Angelface Blue Summer Snapdragon about 16 in apart, center to center, so each plant has room to reach its full width.

Plant them
16 in apart
Per 10 sq ft
about 6
4 by 8 ft bed
about 18

Add Angelface Blue Summer Snapdragon to a garden plan and the planner draws it at its full width, so you see the spacing before you buy.

Where these facts come from

Angelface Blue Summer Snapdragon's height, spread, hardiness zones, sun, water, bloom months and color, trait tags, soil, diseases, pests and toxicity were checked against 12 published sources on September 26, 2026. Each one is linked below with every fact it carried, which can include a fact this page still marks as not yet checked, because a source carrying a value is not the same as the value being held to the standard. Facts not in that list, and the planting, spacing and size sections, are not covered by these sources.

  • Proven Winners(the brand and introducer), Angelface Blue III pageheight, spread, hardiness zones, sun, water, bloom months and color, trait tags, soil and pests
  • Missouri Botanical GardenAngelonia angustifolia, species recordheight, spread, hardiness zones, sun, water, bloom months and color, soil and diseases
  • NC State ExtensionAngelonia angustifolia, species pageheight, spread, hardiness zones, sun, bloom months and color, soil, diseases and pests
  • gardencrossings.comGarden Crossings (Zeeland, Michigan retailer)height, spread, hardiness zones, water, bloom months and color, trait tags and pests
  • plants.mygardengeek.comNetPS Plant Finder (Town & Country Gardens, Idaho Falls storefront)height, sun, water, bloom months and color, trait tags, soil and pests
  • US plant patent (Google Patents)'Anblu140', Elsner pac Jungpflanzen, the breeder's registrationheight, spread, hardiness zones, bloom months and color, trait tags and diseases
  • Plant Addictsthe queue's store; its structured Information block reprints the brand...height, hardiness zones, sun, water, soil and diseases
  • agsci.psu.eduPenn State Flower Trials (Southeast Agricultural Research & Extension...height, spread, bloom months and color and trait tags
  • University of Illinois ExtensionAngelonia angustifolia, species pageheight, sun, bloom months and color and pests
  • ASPCAAnimal Poison Controltoxicity
  • ASPCAAnimal Poison Controltoxicity
  • plants.rogersgardens.comNetPS Plant Finder (Roger's Gardens storefront, Corona del Mar, Califo...hardiness zones

How the checking works, and what each standard covers, is on the verified plants page.

The Angelonia group

One of 11 in the Angelonia group. Same genus, similar care.

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Design a garden with this

Drop this plant onto a 3D plan, see how it fills in, and watch your whole garden bloom across the year.

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