Getting it to bloom

Why won't my Santa Rita Prickly Pear bloom? (and how to make it flower)

Also called Purple Prickly Pear (Opuntia santarita).

More about santa rita prickly pear

About Santa Rita Prickly Pear

Opuntia santarita · also called Purple Prickly Pear · flowering

Santa Rita Prickly Pear is a striking ornamental Opuntia whose round blue-grey pads flush vivid purple-violet when stressed by cold, drought, or intense sun. Spring brings cup-shaped yellow flowers above the lavender pads. A desert native of the US Southwest, it thrives on full sun, sharp drainage, and tough conditions - the harsher the climate, the deeper its purple.

Plant type: flowering

The reasons santa rita prickly pear isn't blooming

Almost every non-blooming santa rita prickly pear 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 santa rita prickly pear 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 santa rita prickly pear to flower

Maximise sun. Give santa rita prickly pear 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 santa rita prickly pear and get the feeding right with the santa rita prickly pear 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

Santa Rita Prickly Pear 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 santa rita prickly pear care brief and its watering schedule — a stressed, badly watered plant rarely has the energy to flower at all.

Santa Rita Prickly Pear blooming — frequently asked questions

Why won't my santa rita prickly pear flower?

Santa Rita Prickly Pear 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 santa rita prickly pear bloom?

Give santa rita prickly pear 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 santa rita prickly pear normally bloom?