Getting it to bloom

Why won't my Achimenes erecta bloom? (and how to make it flower)

Also called Cupid's bower, upright achimenes (Achimenes erecta).

More about achimenes erecta

About Achimenes erecta

Achimenes erecta · also called Cupid's bower, upright achimenes · flowering

Achimenes erecta is a species hot water plant from Central America bearing small, bright scarlet-red tubular flowers over slender, often trailing stems through summer. Grown from tiny scaly rhizomes, it wants warmth, steady moisture, and humid air to bloom. After flowering it dies back to dormant rhizomes stored dry and cool, then restarted with warm water in spring.

Plant type: flowering

Watch for — Premature dormancy: Cold or letting the mix dry out can stop growth early. Keep warmth and even moisture through summer to prolong flowering.

The reasons achimenes erecta isn't blooming

Almost every non-blooming achimenes erecta traces back to one of these, roughly in order of how common they are:

Too little sun — most of these need full sun (or very bright light) to flower well; shade gives leaves, not blooms.
Too much nitrogen feed, driving lush foliage at the expense of flowers (very common with general or lawn feeds).
The plant has not been deadheaded, so it stops flowering once it sets seed.
Irregular watering — drought or waterlogging at the budding stage makes buds abort.
It is still too young or was checked by a transplant and is rebuilding before flowering.

Feeding achimenes erecta a high-nitrogen general feed and growing it in too little sun — you get a big leafy plant and almost no flowers.

The fix — how to get achimenes erecta to flower

Maximise sun. Give achimenes erecta the sunniest spot you have — for most bedding and fruiting plants, more direct light directly means more flowers.
Switch the feed. Move off high-nitrogen feeds and use a higher-potassium "bloom" or tomato-type feed as it comes into flower.
Deadhead regularly. Remove spent flowers often to keep it producing more rather than stopping to set seed.
Water consistently. Keep moisture even through budding and flowering — drought-then-flood swings make buds drop.

Light and feeding do most of the heavy lifting here. Dial in the spot with the light guide for achimenes erecta and get the feeding right with the achimenes erecta fertilising schedule — the wrong feed (too much nitrogen) is one of the most common silent reasons a healthy plant makes leaves instead of flowers.

Bloom season and what to expect

Achimenes erecta flowers across its growing season (mostly summer) and, kept fed and deadheaded, can bloom for many weeks or right up to frost.

Post-bloom care so it flowers again

Deadhead, keep feeding lightly, and many will rebloom; collect seed from the best plants at the end of the season if you want to grow them again.

For everything else this plant needs day to day, see the full achimenes erecta care brief and its watering schedule — a stressed, badly watered plant rarely has the energy to flower at all.

Achimenes erecta blooming — frequently asked questions

Why won't my achimenes erecta flower?

Achimenes erecta blooms on the season's growth given enough sun, warmth and the right feed — there is no cold or photoperiod trick, just good growing conditions and a bloom-leaning feed. The most common reason it is not happening: Too little sun — most of these need full sun (or very bright light) to flower well; shade gives leaves, not blooms.

How do I make achimenes erecta bloom?

Give achimenes erecta the sunniest spot you have — for most bedding and fruiting plants, more direct light directly means more flowers. Move off high-nitrogen feeds and use a higher-potassium "bloom" or tomato-type feed as it comes into flower.

When does achimenes erecta normally bloom?