Getting it to bloom

Why won't my Rufa Fountain Bamboo bloom? (and how to make it flower)

Also called Orange Fountain Bamboo, Clumping Bamboo, Rufa Bamboo (Fargesia rufa).

More about rufa fountain bamboo

About Rufa Fountain Bamboo

Fargesia rufa · also called Orange Fountain Bamboo, Clumping Bamboo · flowering

A graceful, non-invasive clumping bamboo with arching orange-green canes and fine foliage. Reaches 1.5–2.5 m and is one of the hardiest bamboos available, tolerating temperatures well below freezing. Excellent as a specimen, screen, or container plant. Considered pet-safe; not individually listed as toxic by the ASPCA.

Plant type: flowering

The reasons rufa fountain bamboo isn't blooming

Almost every non-blooming rufa fountain bamboo 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 rufa fountain bamboo 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 rufa fountain bamboo to flower

Maximise sun. Give rufa fountain bamboo 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 rufa fountain bamboo and get the feeding right with the rufa fountain bamboo 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

Rufa Fountain Bamboo 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 rufa fountain bamboo care brief and its watering schedule — a stressed, badly watered plant rarely has the energy to flower at all.

Rufa Fountain Bamboo blooming — frequently asked questions

Why won't my rufa fountain bamboo flower?

Rufa Fountain Bamboo 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 rufa fountain bamboo bloom?

Give rufa fountain bamboo 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 rufa fountain bamboo normally bloom?