Getting it to bloom

Why won't my red-twig dogwood bloom? (and how to make it flower)

Also called red-twig dogwood, red-barked dogwood, Tatarian dogwood (Cornus alba).

More about red-twig dogwood

About red-twig dogwood

Cornus alba · also called red-twig dogwood, red-barked dogwood · flowering

Red-twig dogwood is a vigorous deciduous shrub grown primarily for its striking crimson winter stems, which glow vividly against snow or pale skies. Clusters of creamy-white flowers appear in late spring, followed by white or pale blue berries attractive to birds. Easy to grow in most soils, it tolerates wet conditions and provides excellent wildlife habitat.

Plant type: flowering

The reasons red-twig dogwood isn't blooming

Almost every non-blooming red-twig dogwood 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 red-twig dogwood 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 red-twig dogwood to flower

Maximise sun. Give red-twig dogwood 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 red-twig dogwood and get the feeding right with the red-twig dogwood 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

red-twig dogwood 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 red-twig dogwood care brief and its watering schedule — a stressed, badly watered plant rarely has the energy to flower at all.

red-twig dogwood blooming — frequently asked questions

Why won't my red-twig dogwood flower?

red-twig dogwood 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 red-twig dogwood bloom?

Give red-twig dogwood 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 red-twig dogwood normally bloom?