Vermillionaire Cuphea (Cuphea hybrid 'Vermillionaire') - orange flowers, illustrated plant cardIllustration

Vermillionaire Cuphea

Cuphea hybrid 'Vermillionaire'

Vermillionaire Cuphea blooms from May through October.

Bloom calendar
Bloom time
May–Oct
not yet checked
Hardiness
Zones 9–11
not yet checked
Sun
Full sun
not yet checked
Water
Moderate water
not yet checked
Mature size
20 in × 20 in
not yet checked
Type
Annual
house classification

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

Growing Vermillionaire Cuphea

Plant it in full sun. It prefers moderate water. It is hardy in USDA zones 9–11. Expect it to reach about 20 in tall and 20 in wide at maturity, in roughly 1 year (not yet checked).

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

Verification
What this means

Written with AI assistance and not yet checked plant by plant against recorded sources, so treat every fact above as a starting point. Its scientific name was checked against botanical registries, an audit keeps its values consistent with the rest of the library, and a July 2026 review re-read the main facts of every plant then in the library against horticultural authorities without recording a source for each, which is why none of that counts as checked here. The source-by-source check is working through the whole library in the open, and a checked plant says so in this row.

When to plant Vermillionaire Cuphea

Wait until all danger of frost has passed, then plant out Vermillionaire Cuphea 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; if you garden near zone 9, the middle of this plant's hardy range, start with zone 9 in February. Derived from the plant's category, zones and bloom months plus typical zone frost dates, not checked separately.

How big does Vermillionaire Cuphea get?

Illustration of Vermillionaire Cuphea drawn to scale beside an adult20 intall5 ft 7 inan adult20 inwide
About 20 in tall and 20 in wide at maturity: knee-high beside an adult.

See Vermillionaire Cuphea 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 Vermillionaire Cuphea

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

Space Vermillionaire Cuphea about 20 in apart, center to center, so each plant has room to reach its full width.

Plant them
20 in apart
Per 10 sq ft
about 4
4 by 8 ft bed
about 8

Add Vermillionaire Cuphea to a garden plan and the planner draws it at its full width, so you see the spacing before you buy.

The Cuphea group

One of 6 in the Cuphea 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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