Getting it to bloom

Why won't my Akebia trifoliata bloom? (and how to make it flower)

Also called three-leaf akebia, blueberry climber (Akebia trifoliata).

More about akebia trifoliata

About Akebia trifoliata

Akebia trifoliata · also called three-leaf akebia, blueberry climber · flowering

Closely related to chocolate vine, three-leaf akebia is a vigorous twining climber with leaves divided into three wavy-edged leaflets and pendent purple spring flowers. It is more reliable at setting its edible violet, sausage-shaped fruits than A. quinata, especially with a pollination partner. Easy and hardy in sun or part shade, but fast and rampant, needing space and regular pruning.

Plant type: flowering

Watch for — Poor fruit set: Best fruiting needs cross-pollination from a second compatible plant plus a warm spring; a single isolated vine may flower well but fruit poorly.

The reasons akebia trifoliata isn't blooming

Almost every non-blooming akebia trifoliata 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 akebia trifoliata 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 akebia trifoliata to flower

Maximise sun. Give akebia trifoliata 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 akebia trifoliata and get the feeding right with the akebia trifoliata 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

Akebia trifoliata 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 akebia trifoliata care brief and its watering schedule — a stressed, badly watered plant rarely has the energy to flower at all.

Akebia trifoliata blooming — frequently asked questions

Why won't my akebia trifoliata flower?

Akebia trifoliata 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 akebia trifoliata bloom?

Give akebia trifoliata 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 akebia trifoliata normally bloom?