Snow Princess (Lobularia 'Snow Princess') - white flowers, illustrated plant cardIllustration

Snow Princess

Lobularia 'Snow Princess'

Snow Princess blooms from May through October.

Bloom calendar
Bloom time
May–Oct
checked
Hardiness
Annual (replant yearly)
checked
Sun
Full sun
checked
Water
Moderate water
checked
Mature size
0.5 ft × 2.5 ft
checked
Type
Annual
house classification

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

Growing Snow Princess

Plant it in full sun. It prefers moderate water. Expect it to reach about 0.5 ft tall and 2.5 ft wide at maturity, in roughly 1 year (a house reading).

Pets

Lists differ and none is complete. If a pet eats a plant and seems unwell, call a veterinarian or a pet poison helpline.

No toxicity note is on file for Snow Princess. That is not a clearance: check its safety for people and pets before planting.

Verification
What was checked

Nine facts were checked against named botanical sources, each recorded beside the sources that carried it: mature height and spread, hardiness zones, sun, water, bloom months and color, the trait tags, and years to mature size, which rests on a recorded house rule where no publisher states one and is marked so. Soil, diseases, pests, toxicity and the plant's own names have not yet been read for this plant, and its trait tags are the ones a feature uses rather than every word a page prints. 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 7 sources it was checked against

When to plant Snow Princess

Wait until all danger of frost has passed, then plant out Snow Princess into warm soil; in most zones that means late spring. Planted then, it flowers from May to October.

Month-by-month timing for your zone is on the planting calendar. Derived from the plant's category, zones and bloom months plus typical zone frost dates, not checked separately.

How big does Snow Princess get?

Illustration of Snow Princess drawn to scale beside an adult0.5 fttall5 ft 7 inan adult2.5 ftwide
About 0.5 ft tall and 2.5 ft wide at maturity: shin-high beside an adult.

See Snow Princess 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 Snow Princess

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

Space Snow Princess about 2.5 ft apart, center to center, so each plant has room to reach its full width.

Plant them
2.5 ft apart
Per 10 sq ft
about 2
4 by 8 ft bed
about 3

Add Snow Princess 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

Snow Princess' height, spread, hardiness zones, sun, water, bloom months and color and trait tags were checked against 7 published sources on October 20, 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.

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

The Sweet Alyssum group

One of 6 in the Sweet Alyssum group. Same genus, similar care.

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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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