What is a shrimp plant?
The shrimp plant (Justicia brandegeeana) is a compact tropical shrub from Mexico, grown almost entirely for its extraordinary flower spikes. Each spike is built from overlapping, papery bracts in shades of copper, salmon, brick-red, or soft yellow — stacked and curved so they uncannily resemble a cooked shrimp. Small white tubular flowers emerge from the gaps. In a bright enough spot indoors, it will bloom almost continuously from spring through autumn and rest only briefly in the coolest months.
How much light does a shrimp plant need?
Bright, indirect light is the key to non-stop flowers. A spot a foot or two back from a south or west window, or directly in an east window for gentle morning sun, works well. Too little light and the plant stays green and leafy but stops producing bracts. Too much harsh direct midday sun bleaches the papery bracts from rich copper to a washed-out tan.
How often should you water a shrimp plant?
Water every 1–2 weeks, letting the top inch of soil dry out between sessions. Like most free-flowering shrubs it dislikes sitting in wet soil — consistent moisture without sogginess is the goal. A well-draining potting mix with added perlite prevents root rot and keeps the plant producing fresh growth all season.
How do you keep a shrimp plant blooming?
Three habits maintain the bloom show. First, keep it in the brightest indirect light you can offer. Second, after each major flush of bracts, prune stems back by one-third — this removes spent spikes and triggers new lateral shoots, each of which will carry its own bract. Third, give the plant a brief cool rest of about 4–6 weeks at 60–65°F in late autumn before bringing it back to normal warmth; this mimics its native seasonal rhythm and resets a vigorous new flowering cycle.
Why are my shrimp plant bracts fading?
Bract bleaching is almost always a direct sun problem. The copper and salmon pigments in the papery bracts break down quickly under intense direct light. Move the plant to a bright but screened position — morning sun through a sheer curtain is ideal. True colour fades in ageing bracts regardless, so regular pruning keeps the display looking fresh.
Is the shrimp plant safe for pets?
Yes — Justicia brandegeeana is widely considered pet-safe by horticulture authorities and is not listed on the ASPCA toxic-plants database. It is a reasonable choice for households with curious cats or dogs, though as a sensible precaution any plant consumed in large quantities could cause mild digestive upset and is best kept out of reach of persistent chewers.