The Mystic Spires Blue Salvia, otherwise known as the Salvia ‘Balsalmisp’ Plant Patent #18,054 or Mexican Bush Sage, Mexican Sage, is a rather well known shrub plant by gardening enthusiasts around the world.
Best known for its low maintenance and moderate growth, this shrub will likely liven up your house (or garden) with its dark green colored leaves. But, only if you learn how to take proper care of it for it to thrive.
Fortunately, this is exactly what we’ll cover in this Mystic Spires Blue Salvia Care Guide. So let’s dive in.
The fundamental caring guidelines for every Mystic Spires Blue Salvia can be summed up into the following:
- Water: The Mystic Spires Blue Salvia prefers constant watering each week and more during the hot season.
- Light: Keep your Salvia ‘Balsalmisp’ Plant Patent #18,054 in an environment where it can receive full sun on a daily basis.
- Soil: Make sure to keep the Mystic Spires Blue Salvia in soil with moist but well-draining to well draining properties, so ideally, one that is made of sand, loam, and clay.
And as with many other plants, these are the only three care factors you need to remember to make sure your Mystic Spires Blue Salvia is, for the most part, healthy and well to survive.

Scientific / Botanical Aspects
In botanical terms, the Mystic Spires Blue Salvia belongs to the Lamiaceae family, the genus Salvia and the species Leucantha, hence its scientific (or botanical) name Salvia ‘Balsalmisp’ Plant Patent #18,054 (SAL-vee-uh).
As with other Salvia’s, the Mystic Spires Blue Salvia is a herbaceous plant, which means it will die back to the ground every year.
Growing Region
The Mystic Spires Blue Salvia is a plant native to the Mexico and Central America.
You might be wondering why your Mystic Spires Blue Salvia’s native region is important. Well, if you know where your plant originally came from, you’ll know which environment conditions it prefers, and with it, knowledge on how to replicate it at home.
With this in mind, the Salvia ‘Balsalmisp’ Plant Patent #18,054 will be most used to the heat zones in the 4 – 12 region, as the plant hardiness level falls between 7b, 8a, 8b, 9a, 9b, 10b, 10a and the ideal climate zone is between 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1, H2.
Growth and Size
Growth
In terms of size and growth, the Mystic Spires Blue Salvia is a relatively moderate grower, which makes things somewhat easy for any plant enthusiast.
Size
But what exactly does this mean for your Mystic Spires Blue Salvia? How large a pot should you consider, how tall, how wide can it get? Let’s jump in…
The Salvia ‘Balsalmisp’ Plant Patent #18,054 can grow up to 4′ – 6′ (120cm – 180cm) in 4′ – 6′ (120cm – 180cm) and 4′ – 6′ (120cm – 180cm) in 4′ – 6′ (120cm – 180cm).
These dimensions make the Mystic Spires Blue Salvia a relatively large shrub compared to others, so it’s best to keep this fact in mind since it will affect where you want to keep yours at home.
Also, expect it to grow in a wonderful rounded shape, which is something worthwhile to remember when making your garden landscape plans.
This is why experts recommend keeping an area of approximately 48″ – 72″ (120cm – 180cm) free so the Mystic Spires Blue Salvia can spread to its best extent.
Water
In terms of watering, the Mystic Spires Blue Salvia is a fairly simple plant to take care of.
This is mostly because it has a straightforward watering schedule and somewhat regular watering needs.
Specifically, most experts agree that the Salvia ‘Balsalmisp’ Plant Patent #18,054 prefers constant watering each week and more during the hot season.
Which is why it is considered a plant with relatively average needs in terms of water.

Watering
As a rule of thumb, you should remember to keep your Mystic Spires Blue Salvia in soil with moist but well-draining to well draining characteristics, as these will guarantee the right conditions for your plant to grow and thrive.
When you consider this, this is why you should aim to choose soil that has good drainage, and moist properties to keep the right moisture levels at all times.
In our experience, the famous ‘thumb’ or ‘finger’ test is what works best for the Mystic Spires Blue Salvia since with it, you will be able to give it the right amount of water, every time – regardless of the environment or placement where you do decide to keep it.
Soil Mix
As mentioned earlier, the Mystic Spires Blue Salvia prefers to have soil with good drainage, and moist properties at all times, reason why you need to make the soil mix out of sand, loam, and clay.
This is why most experts agree that the Mystic Spires Blue Salvia requires soil with high organic matter, loam (silt), and sand, which will give you the right conditions it needs.
In addition to this, expert gardeners recommend having preferably alkaline, acid or neutral soil.
Light and Exposure
In terms of light & exposure, the Mystic Spires Blue Salvia requires full sun in order for it to thrive under the right conditions.
Most experts agree that this shrub will do well as long as you keep it in partial to full sun, and it will be able to grow properly.
Specifically, we recommend that you place your Salvia ‘Balsalmisp’ Plant Patent #18,054 in little to partial shade (only 2-6 hours of direct sunlight a day), to full and direct sun (more 6 hours of direct sunlight per day).
Season
Being a herbaceous plant, the Mystic Spires Blue Salvia will die back to the ground every year.
But, you can expect it to have its ‘prime-time’ during the summer (late), and during the fall.
Flowers
You can expect your Mystic Spires Blue Salvia to flower around the summer and in the fall months from July to September (summer), and from October to December (fall).
In particular, this shrub is well known for its long bloom season, flowers for cutting and showy flowers around the plant enthusiast community.
The Mystic Spires Blue Salvia produces some beautiful blue, or purple/lavender and white flowers around this time of year.
Foliage
The leaves from the Mystic Spires Blue Salvia have a beautiful dark green color during most of the year.
In particular, they have a simple arrangement with a opposite organization in its leaves.
You can expect the leaves from your Salvia ‘Balsalmisp’ Plant Patent #18,054 to be around (3-6 inches) in size.

Attracts, Tolerance and Resistance
The Mystic Spires Blue Salvia is well known for being able to attract hummingbirds and butterflies, so keep that in mind when choosing your plant, as you’ll likely end up finding one or another in your garden.
Additionally, it has a special tolerance for salt, drought and animals like rabbit and deer, so don’t worry if any of these come along, your Salvia ‘Balsalmisp’ Plant Patent #18,054 will be fine.
Garden
Does your Mystic Spires Blue Salvia have any garden recommendations? Does it serve any gardening purposes? Here’s how you can get the most out of your new plant.
Most Salvia ‘Balsalmisp’ Plant Patent #18,054 owners agree that this shrub will look great in most mediterranean, cottage and rustic gardens of all types.
Other owners consider that they complement well most gardens of gravel and rock garden, mediterranean garden, coastal garden, informal and cottage, and in prairie and meadow styles.
In particular, the Mystic Spires Blue Salvia’s best location within your garden is in patio and containers, beds and borders, and in wall-side borders, others use it for landscaping in a cutting garden, border, green roof, container, firescaping/fire wise, or a mass planting.
Companion Plants
Mystic Spires Blue Salvia’s do well with some other plants beside it. One good companion plant is the Rudbeckia, which will pair up nicely with your leafy friend.
Others consider that a nice Achillea will work well too, so choose whichever you find works best for you!
Conclusion
Even though we covered a lot of care information for your Mystic Spires Blue Salvia, remember the basics: sunlight, soil and water, as these should be enough to grow a healthy plant at home.