Getting it to bloom

Why won't my Hooded Dendrobium bloom? (and how to make it flower)

Also called Leafless Dendrobium, Hooded Orchid (Dendrobium aphyllum).

More about hooded dendrobium

About Hooded Dendrobium

Dendrobium aphyllum · also called Leafless Dendrobium, Hooded Orchid · flowering

Dendrobium aphyllum is a deciduous, soft-caned orchid whose long pendulous stems shed their leaves in winter, then line themselves in spring with delicate, fragrant pale-lilac and cream hooded flowers. Like other soft-cane types it needs strong light, abundant summer water and feeding, and a cool, dry, leafless winter rest to flower. It is best grown in a hanging basket or mount to display the cascading canes.

Plant type: flowering

Watch for — Keikis instead of flowers: Like D. nobile, soft-cane aphyllum forms plantlets along the canes if kept warm, fed, and watered in winter instead of given a cool, dry, leafless rest.

The reasons hooded dendrobium isn't blooming

Almost every non-blooming hooded dendrobium 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 hooded dendrobium 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 hooded dendrobium to flower

Maximise sun. Give hooded dendrobium 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 hooded dendrobium and get the feeding right with the hooded dendrobium 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

Hooded Dendrobium 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 hooded dendrobium care brief and its watering schedule — a stressed, badly watered plant rarely has the energy to flower at all.

Hooded Dendrobium blooming — frequently asked questions

Why won't my hooded dendrobium flower?

Hooded Dendrobium 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 hooded dendrobium bloom?

Give hooded dendrobium 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 hooded dendrobium normally bloom?