Getting it to bloom

Why won't my Caradonna Salvia bloom? (and how to make it flower)

Also called Caradonna wood sage, Woodland sage (Salvia nemorosa 'Caradonna').

More about caradonna salvia

About Caradonna Salvia

Salvia nemorosa 'Caradonna' · also called Caradonna wood sage, Woodland sage · flowering

'Caradonna' is a standout woodland sage with slender, near-black flowering stems carrying spikes of deep violet-purple blooms from late spring into summer. This clump-forming, aromatic perennial is drought-tolerant, deer-resistant and a magnet for bees and butterflies. Its strong vertical form and dark stems make it a favourite for contemporary and naturalistic perennial borders.

Plant type: flowering

Watch for — Flopping after the first flush: Stems can splay open, especially in rich soil or shade. Grow in full sun and lean soil; shear back spent spikes to encourage a tidy rebloom.

The reasons caradonna salvia isn't blooming

Almost every non-blooming caradonna salvia 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 caradonna salvia 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 caradonna salvia to flower

Maximise sun. Give caradonna salvia 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 caradonna salvia and get the feeding right with the caradonna salvia 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

Caradonna Salvia 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 caradonna salvia care brief and its watering schedule — a stressed, badly watered plant rarely has the energy to flower at all.

Caradonna Salvia blooming — frequently asked questions

Why won't my caradonna salvia flower?

Caradonna Salvia 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 caradonna salvia bloom?

Give caradonna salvia 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 caradonna salvia normally bloom?