Crystal Palace (Lobelia erinus 'Crystal Palace') - blue flowers, illustrated plant card

Crystal Palace

Lobelia erinus 'Crystal Palace'

Crystal Palace blooms from May through September.

Bloom calendar
Bloom time
May–Sep
Hardiness
Annual (replant yearly)
Sun
Part sun
Water
Moderate water
Mature size
6 in × 8 in
Type
Annual
Verification

This entry comes from our curated library and has not yet been independently checked against outside sources. Curated is not unreliable: a standing audit keeps every entry internally consistent, and the source-by-source check is working through the whole library in the open.

Growing Crystal Palace

Plant it in part sun. It prefers moderate water. Expect it to reach about 6 in tall and 8 in wide at maturity, in roughly 1 year.

When to plant Crystal Palace

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

Month-by-month timing for your zone is on the planting calendar.

The Lobelia family

One of 6 in the Lobelia family. Same plant, same care.

Explore similar plants

You might also like

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.

Design a garden with this →