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Getting it to bloom

Why won't my Nepeta sibirica 'Souvenir d'André Chaudron' bloom? (and how to make it flower)

Also called Siberian catmint, Blue Beauty catmint (Nepeta sibirica 'Souvenir d'André Chaudron').

More about nepeta sibirica 'souvenir d'andré chaudron'

About Nepeta sibirica 'Souvenir d'André Chaudron'

Nepeta sibirica 'Souvenir d'André Chaudron' · also called Siberian catmint, Blue Beauty catmint · flowering

Nepeta sibirica 'Souvenir d'André Chaudron', also sold as 'Blue Beauty', is an upright catmint bearing large, deep lavender-blue flowers on erect stems through summer above aromatic, toothed foliage. Taller and more vertical than mounding catmints, it spreads by runners to form colonies. Loved by bees, it is hardy, drought-tolerant and good for naturalistic borders.

Plant type: flowering

The reasons nepeta sibirica 'souvenir d'andré chaudron' isn't blooming

Almost every non-blooming nepeta sibirica 'souvenir d'andré chaudron' traces back to one of these, roughly in order of how common they are:

  1. Too little sun — most of these need full sun (or very bright light) to flower well; shade gives leaves, not blooms.
  2. Too much nitrogen feed, driving lush foliage at the expense of flowers (very common with general or lawn feeds).
  3. The plant has not been deadheaded, so it stops flowering once it sets seed.
  4. Irregular watering — drought or waterlogging at the budding stage makes buds abort.
  5. It is still too young or was checked by a transplant and is rebuilding before flowering.

Feeding nepeta sibirica 'souvenir d'andré chaudron' 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 nepeta sibirica 'souvenir d'andré chaudron' to flower

  1. Maximise sun. Give nepeta sibirica 'souvenir d'andré chaudron' the sunniest spot you have — for most bedding and fruiting plants, more direct light directly means more flowers.
  2. Switch the feed. Move off high-nitrogen feeds and use a higher-potassium "bloom" or tomato-type feed as it comes into flower.
  3. Deadhead regularly. Remove spent flowers often to keep it producing more rather than stopping to set seed.
  4. 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 nepeta sibirica 'souvenir d'andré chaudron' and get the feeding right with the nepeta sibirica 'souvenir d'andré chaudron' 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

Nepeta sibirica 'Souvenir d'André Chaudron' 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 nepeta sibirica 'souvenir d'andré chaudron' care brief and its watering schedule — a stressed, badly watered plant rarely has the energy to flower at all.

Nepeta sibirica 'Souvenir d'André Chaudron' blooming — frequently asked questions

Why won't my nepeta sibirica 'souvenir d'andré chaudron' flower?

Nepeta sibirica 'Souvenir d'André Chaudron' 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 nepeta sibirica 'souvenir d'andré chaudron' bloom?

Give nepeta sibirica 'souvenir d'andré chaudron' 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 nepeta sibirica 'souvenir d'andré chaudron' normally bloom?

Nepeta sibirica 'Souvenir d'André Chaudron' flowers across its growing season (mostly summer) and, kept fed and deadheaded, can bloom for many weeks or right up to frost.

What should I do with nepeta sibirica 'souvenir d'andré chaudron' after it flowers?

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.

What is the single biggest mistake stopping nepeta sibirica 'souvenir d'andré chaudron' flowering?

Feeding nepeta sibirica 'souvenir d'andré chaudron' a high-nitrogen general feed and growing it in too little sun — you get a big leafy plant and almost no flowers.

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