Getting it to bloom

Why won't my Turquoise Puya bloom? (and how to make it flower)

Also called Turquoise Puya, Blue Puya (Puya berteroniana).

More about turquoise puya

About Turquoise Puya

Puya berteroniana · also called Turquoise Puya, Blue Puya · flowering

A large, architectural terrestrial bromeliad from Chile producing extraordinary turquoise-blue flowers with vivid orange anthers on branched spikes reaching 2.5–4 m. Rosettes are bold and spine-edged. Needs full sun and perfect drainage. More cold-hardy than most bromeliads; can take short frosts to around -8°C. Flowers after 6–10 years.

Plant type: flowering

Watch for — Slow or no flowering: Takes 6–10 years to flower from offset or 3–5 from seed under ideal conditions. Full sun is essential; insufficient light is the most common obstacle.

The reasons turquoise puya isn't blooming

Almost every non-blooming turquoise puya 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 turquoise puya 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 turquoise puya to flower

Maximise sun. Give turquoise puya 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 turquoise puya and get the feeding right with the turquoise puya 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

Turquoise Puya 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 turquoise puya care brief and its watering schedule — a stressed, badly watered plant rarely has the energy to flower at all.

Turquoise Puya blooming — frequently asked questions

Why won't my turquoise puya flower?

Turquoise Puya 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 turquoise puya bloom?

Give turquoise puya 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 turquoise puya normally bloom?