🔵 Royal Candles Veronica

Veronica spicata 'Royal Candles'
The compact blue candles: dense spikes of deep blue on a tidy 12- to 15-inch plant — the veronica for edges and pots.
Sun
Full sun
Time to bloom
Early summer to fall, repeat after deadheading
Spacing
12-15 inches apart
Soil pH
6.0-7.5, well-drained
Zones
Zones 3-8 (Florida: North and Central trial; see note)

What it looks like

Royal Candles Veronica (Veronica spicata 'Royal Candles') — Veronica spicata 'Royal Candles' JRVdH 01
Veronica spicata 'Royal Candles' JRVdH 01. Photo: Cephas, CC BY-SA 4.0.
Royal Candles Veronica (Veronica spicata 'Royal Candles') — Veronica spicata Royal Candles 1zz
Veronica spicata Royal Candles 1zz. Photo: Photo by David J. Stang, CC BY-SA 4.0.
Royal Candles Veronica (Veronica spicata 'Royal Candles') — Veronica spicata Royal Candles 2zz
Veronica spicata Royal Candles 2zz. Photo: Photo by David J. Stang, CC BY-SA 4.0.

Why this variety

Royal Candles is the veronica for gardeners who want a blue spike without a tall plant: dense, upright spikes of deep blue flowers on a tidy, compact mound, 12 to 15 inches tall, blooming from early summer into fall and repeating after deadheading, over dark green, toothed foliage. It is the veronica to plant at a path edge, in a container, or in a small sunny bed, where its blue candles can be seen up close — and bees love it, working the spikes from bottom to top as each tiny flower opens in turn.

The trade-off is that veronica wants sun, drainage, and deadheading — not a plant-and-forget perennial. Deadhead spent spikes for rebloom, divide congested clumps every few years in spring or fall, and do not plant it in wet soil, where it rots, or in shade, where it flops and blooms thinly. Give it those basics, and Royal Candles will be the blue edge of the summer garden for years; neglect it, and it will fade after a few seasons.

If you are new to choosing between cultivars, the Varieties Matter guide explains why the name after the plant matters as much as the plant itself. Royal Candles is a perfect example: it is not just a veronica in the abstract, it is a veronica with a specific job, a specific history, and specific strengths.

Florida honesty: veronica is a North and Central Florida trial, not a South Florida perennial — it wants sun, drainage, and cooler summers than South Florida offers, and Florida humidity plus wet soil shorten its life. In North Florida Royal Candles performs as a long-blooming perennial; in Central Florida, give it sun, a raised bed or sharp drainage, deadhead for rebloom, and treat it as a warm-season perennial that may need replacing after a wet summer.

How to grow

Plant in spring or fall in full sun and well-drained soil — veronica wants sun, air, and room. Work worm castings into the bed at planting, mulch to hold moisture, and deadhead spent spikes for rebloom. Divide congested clumps every few years in spring or fall, and do not plant it in wet soil or shade, where it flops and blooms thinly.

Set plants 12-15 inches apart in soil with a pH around 6.0-7.5. Work worm castings into the bed at planting and mulch to hold moisture. A well-fed veronica plant rewards that care directly: steadier growth, better bloom, and a show that actually shows up.

Water & feeding

Keep soil evenly moist but never waterlogged — veronica wants steady moisture and good drainage, not swamp and not drought. Water at the soil line, mulch to hold moisture, and feed moderately: castings at planting plus a balanced organic feed in spring. Avoid overhead watering where mildew is a problem, and space for air.

Common problems

  • Crown rot in wet soil — the veronica killer in humid climates; plant in sharp drainage or raised beds and do not overwater.
  • Flopping in rich soil or shade — lean soil and full sun make sturdier veronica; do not overfeed, and deadhead for rebloom.
  • Powdery mildew in humid, crowded plantings — space for air, water at the soil line, and remove affected leaves.
  • Short life — veronicas are short-lived perennials; divide every few years and replant without mourning.
  • Fading of warm colors in intense sun — Red Fox’s rose fades in blazing sun; afternoon shade keeps the color richer.

Harvest

Cut spikes for bouquets from early summer into fall, when spikes are fully colored — veronica lasts well in water and its blue and rose spikes suit summer arrangements. Deadhead spent spikes for rebloom, leave some seed heads for birds if you like a naturalized look, and divide congested clumps every few years in spring or fall.

Nerdy fact: Royal Candles’ spikes bloom from the bottom up — each tiny flower opens in turn, so a spike carries buds at the top, open flowers in the middle, and fading flowers at the base, all at once. Bees read this gradient like a map, starting at the bottom where the nectar is freshest and working up, which is why a veronica spike hums from base to tip.

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Saving seeds

Royal Candles is the veronica for gardeners who want a blue spike without a tall plant: dense, upright spikes of deep blue flowers on a tidy, compact mound, 12 to 15 inches tall, blooming from early summer into fall and repeating after deadheading, over dark green, toothed foliage. It is the veronica to plant at a path edge, in a container, or in a small sunny bed, where its blue candles can be seen up close — and bees love it, working the spikes from bottom to top as each tiny flower opens in turn. As a named veronica it is kept true by division and cuttings, not by seed — seedlings would not hold the dense, upright deep-blue spikes or the tidy, compact mound. Plant in spring or fall in full sun and well-drained soil, deadhead spent spikes for rebloom, and divide congested clumps every few years in spring or fall. The full method is in the Saving seeds section of the Veronica (Speedwell) guide.