Garden Blog - Top Tropicals

Date: 22 Oct 2025

💞 Cassia or Bauhinia?

Collage  of  Cassia  and  Senna  flowering  trees:
1  –  Cassia  bicapsularis  (Butterfly  Bush),
2  –  Cassia  x  natalensis  (Rainbow  Cassia),
3  –  Cassia  grandis  (Red  Cassia),
4  –  Cassia  didymobotrya  (Popcorn  Cassia),  similar  to  Senna  alata 
 (Empress  Candles),
5  –  Cassia  javanica  (Apple  Blossom  Tree),
6  –  Cassia  roxburghii  (Ceylon  Senna),
7  –  Cassia  fistula  (Golden  Shower  Tree),
8  –  Cassia  x  nodosa  (Pink  Shower).

Looking for a small tree that blooms like fireworks but still fits on your patio? We hear this question all the time at Top Tropicals: Cassia or Bauhinia? Both are tropical showstoppers, but they shine in very different ways.

🌞 Cassias: Sunshine Fireworks

Cassia trees are some of the most rewarding tropical bloomers you can grow. Fast-growing, free-flowering, and surprisingly cold-tolerant, they thrive in full sun and summer heat. Their bright clusters come in shades of yellow, orange, pink, red, and even multicolor blends. The famous Rainbow Cassias show swirls of coral, gold, and rose on the same tree, creating a living fireworks display.

For gardeners in warm regions, these trees become spectacular focal points in the landscape. In containers, compact yellow forms like Cassia didymobotrya (Popcorn Cassia) and Senna alata (Empress Candles) stay manageable and bloom freely through summer.

Cassias can also be grown in pots with pruning and patience. Once mature, they reward you with breathtaking color that turns any patio or pool deck into a tropical show. Most showy cassias (numbers correspond to the photos in the collage above):

  1. Cassia bicapsularis (Butterfly Bush) - is a fast-growing, low-maintenance shrub covered in bright yellow, butterfly-like blooms from fall through winter.
  2. Cassia x natalensis (Rainbow Cassia)
  3. Cassia grandis (Red cassia) - a medium size tree having profuse blooms of dark pink to crimson flowers throughout the Spring.
  4. Cassia didymobotrya (Popcorn Cassia), small tree producing golden-yellow flowers with a distinct scent of peanut butter that open from brown buds in late summer and autumn. Similar to Senna alata (Empress Candles)
  5. Cassia roxburghii (Ceylon Senna) - graceful tree with spreading, drooping branches appearing to be overweighed by its wealth of clustering red blossoms.
  6. Cassia x nodosa (Pink Shower) - is a spectacular medium-sized, fast-growing tree with cascading clusters of fragrant pink-and-white appleblossom blooms in spring and summer.
  7. Cassia fistula (Golden Shower) - to many tropical gardeners, the most beautiful of cassias with masses of bright gold flower clusters appear on almost every branch.
  8. Cassia javanica (Apple Blossom) - dazzles with dense clusters of pink-to-white blossoms that change shades as they bloom, creating a spectacular display that lasts for months.
"Cassias love the heat and sunshine," says Tatiana Anderson, Top Tropicals Plant Expert. "They are perfect for anyone who wants big bursts of color and doesn’t mind giving them space and light to grow."

👉 Explore Cassia Trees

Bauhinia Magic: Orchid-Like Blooms in a Compact Size

Collage  of  Bauhinia  orchid  trees:  top  left  –  Bauhinia  acuminata 
 (Dwarf  White  Orchid  Tree),  middle  left  –  Bauhinia  blakeana  (Hong  Kong 
 Orchid  Tree),  bottom  left  –  Bauhinia  monandra  (Napoleon’s  Plume 
 Orchid  Tree),  top  right  –  Bauhinia  madagascariensis  (Red  Dwarf  Orchid 
 Tree),  and  bottom  right  –  Bauhinia  tomentosa  (Yellow  Orchid 
 Tree)

Bauhinia orchid trees: top left – Bauhinia acuminata (Dwarf White Orchid Tree), middle left – Bauhinia blakeana (Hong Kong Orchid Tree), bottom left – Bauhinia monandra (Napoleon’s Plume Orchid Tree), top right – Bauhinia madagascariensis (Red Dwarf Orchid Tree), and bottom right – Bauhinia tomentosa (Yellow Orchid Tree)

Bauhinia trees known as Orchid Trees, bring a touch of tropical luxury to any space. Their butterfly-shaped leaves and orchid-like blossoms appear in shades of red, pink, purple, white, and yellow, often lasting up to ten months a year. Bauhinias are ideal for gardeners who want nonstop color in a manageable size. Most species grow well in large pots and bloom young, often within the first season.

The following compact varieties stay neat and flower almost continuously in warm weather:

The Hong Kong Orchid Tree is especially prized because it is sterile and produces no messy seed pods, keeping patios clean. Grafted Buhinia blakeana trees begin blooming while still small, making them perfect for containers or tight spaces.

"Bauhinias are generous bloomers," Tatiana explains. "They respond beautifully to regular feeding and full sun. If nights turn too cold, just move the pot to a sunny porch - they’ll keep their tropical charm most of the year."

Give them full sun, regular fertilizer, and a well-drained mix such as Sunshine Abundance, and they will reward you with months of vivid blooms. When nights turn too cold, simply move the pot to a sunny porch or bright window. Bauhinias adjust beautifully and keep their tropical grace year after year.

🎥 Watch Short Videos:

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Get 20% OFF Cassias and Bauhinias with code

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Min order $100. Excluding S/H, valid online only, cannot be combined with other offers.

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👉 Explore Bauhinias - Orchid Trees

Date: 9 Apr 2026

*️⃣ Stop Babysitting Your Trees - Grow Cold Hardy Avocados Instead

Smokey  the  black-and-white  cat  with  glasses  sits  on  a  patio  taking 
 notes  while  Sunshine,  a  fluffy  orange  cat  wearing  bunny  ears,  holds  a  small 
 potted  mango  tree  with  light  yellow  flowers.
Sunshine: I love these crazy guacamole donuts… but I’m tired babysitting trees during cold.

Smokey: Then stop planting trees that need babysitting. Plant cold hardy avocado.

Read more about Smokey & Sunshine

You always wanted an avocado tree. Not in Miami - right there in Central Florida, in your own yard. You planted one, it grew well for a few years, and it felt like you finally figured it out. Then 2026 hit. A few cold nights, temperatures dropped below what your area usually sees, and the tree was gone.

Avocado Plant Facts

Botanical name: Persea americana, Persea gratissima
Also known as: Avocado, Alligator Pear, Aguacate, Abacate
USDA Zone: 9 - 11
Highligths Large tree taller than 20 ftSmall tree 10-20 ftFull sunWatering: Regular. Let topsoil dry slightlyEdible plantSubtropical plant. Mature plant cold hardy at least to 30s F for a short time
Get personalized tips for your region

Here is the part most people miss: USDA zones are based on average minimums, not the worst freezes. One bad night can erase years of growth.

That does not mean avocado will not work. It means you planted the wrong variety. Cold hardy avocados are built for exactly this kind of surprise.

Florida  USDA  plant  hardiness  zone  map  showing  zones  8a  through  11a  with
   temperature  ranges

USDA zone map

This USDA Zone map makes one thing clear: all of Florida can grow avocado. The question is not if - it is which variety. From North Florida (8b) to South Florida (11a), there is always an option that fits your conditions.

If you are outside Florida - in Texas, Louisiana, California, or anywhere else - the same rule applies. Start with your USDA zone, then choose the right type of avocado for it. You can check your local zone here

So what does this mean for your yard? It is not about trying again and hoping for a warmer winter. It is about choosing a tree that actually matches your zone.

Cold Hardy Avocado Varieties for Reliable Harvests

Swipe left/right to see all data <->
🌡️ Threshold 🛡️ Resistance Profile Primary Varieties & Type Culinary Profile 📍 Geographic Best Fit
15°F+ High Resistance: Mexican-type selections. Short freezes near 15°F are survivable with minor leaf burn. Fantastic (A), Joey (B), Lila (A), Poncho (B) High Oil / Nutty USDA Zone 8b / 9a transition regions. Central/North Florida, Texas, Arizona
20°F+ Moderate: Brief freezes usually survivable. Full recovery may take an entire growing season. Bacon (B), Brogdon (B), Day (A), Fuerte (B), Mexicola Grande (A), Ulala "Super Hass" (A), Winter Mexican (B) Medium Oil / Creamy Coastal 9a. Inland Florida and colder microclimates.
25°F+ Light: Visible canopy damage and branch dieback are common. Survival depends on wind protection. Choquette (A), Oro Negro (B), Lula (A) Rich / "Black Gold" Zone 9b/10a. Coastal Central Florida and protected microclimates.
30°F+ Frost Tolerant Only: Even brief freezes cause rapid damage. Best for South Florida. Simmonds (A), Black Prince (A) Mild / Large Slicing USDA Zone 10a / 10b. S. Florida, Miami, Keys, Coast.
  Compact: Move inside during cold Dwarf Wurtz (A&B) and Fuerte (B) Rich / High Oil Patio Growers & Containers

See more varieties in our Master Avocado Varieties table

Microclimate matters more than your zone. The same yard can have warm and cold pockets. Plant near a south-facing wall, under light canopy, or in a spot protected from wind, and you gain a few critical degrees on cold nights.

Young avocado trees need protection during their first winters. They have not built enough wood or root strength yet, so even a short cold snap can damage them. Simple steps like frost cloth, wind protection, or temporary covers can make the difference between a setback and a loss.

You may see avocados labeled as Type A or Type B. This refers to how the flowers open, not cold hardiness. Some people mix both types to improve pollination, and while a single tree can still produce fruit, having two different types is beneficial and can increase your harvest.

Practical Planting Advice

  • Plant on a mound
    Raise the root zone 4-8 inches for fast drainage.
  • Avoid low spots
    Standing water is worse than drought for avocados.
  • Full sun
    Maximum light = stronger growth and better recovery.
  • Use microclimate
    South-facing wall, light canopy, or wind protection adds critical warmth.
  • Do not overwater
    Let the top layer dry slightly between watering.
  • Protect first winter
    Cover young trees during cold nights.

✅ Stop Guessing. Plant What Works.

Cold hardy avocados are not theory - they are proven to handle real conditions. Choose the right variety for your zone, plant it correctly, and you stop replacing trees after every cold snap.

🎥 Watch cold hardy avocado videos

✨ Grow More. Save More.

Get 10% off when you buy 2 or more 3 gal avocado trees. Mix varieties, combine Type A and Type B, and set yourself up for better pollination and bigger harvests.
Offer valid through 04/15/2026. No code needed - discount applied automatically at checkout.
Discount applies to 3 gal avocado plants only. Not valid on previous purchases and cannot be combined with other promotions or discounts. Offer subject to change without notice.
🛒 Shop cold hardy avocado

Avocado  tree  Joey,  Semi-Dwarf,  Cold  Hardy  (Persea  americana)  -  purple 
 and  green  fruit  on  a  branch

Joey is one of the most cold hardy Avocado trees with a compact habit and very pretty fruit. The flesh is nutty, smooth, and mildly sweet.

Date: 18 Feb 2026

🔥 Blazing into the 2026 with hot jasmines

Sunshine  the  orange  tabby  wearing  a  red,  white,  and  blue  wristband  sits
   laughing  on  a  jasmine-covered  horse  topiary  during  the  2026  Year  of  the 
 Horse,  while  Smokey  the  tuxedo  cat  trims  the  greenery  at 
 sunset.
Sunshine: I'm blazing into the 2026 Year of the Horse! Call me Mister Fahrenheit. Don't stop me now! 'Cause I'm having a good time — I'm a shooting star, leaping through the sky like a tiger, defying the laws of gravity!
Smokey: It's jasmine, Tiger. A shrub. Not Wembley. Calm down.

💮 2026 Year of the Horse - and the Plant I Trust Most

By Tatiana Anderson, Horticulture Expert at Top Tropicals

Every new year carries its own energy.

2026 is the Year of the Horse - a year of movement, fire, momentum, and bold decisions. It is not a quiet year. It pushes us forward.

When fellow gardeners ask me what to grow in a year like this, my answer is simple:
Grow something that balances strength with grace.

For me, that plant is Jasmine Sambac.

Sambac Plant Facts

Botanical name: Jasminum sambac
Also known as: Sambac
USDA Zone: 9 - 11
Highligths Large shrub 5-10 ft tallVine or creeper plantSemi-shadeShadeFull sunWatering: Regular. Let topsoil dry slightlyWhite, off-white flowersPlant attracts butterflies, hummingbirdsFragrant plant
Get personalized tips for your region

In many cultures, Sambac represents devotion, purity, and deep affection. In the Philippines it is the national flower - Sampaguita - woven into garlands for weddings and sacred ceremonies. In Hawaii, it becomes leis - a symbol of welcome and connection - Pikake. In India, it perfumes temples and homes.

This is not just a fragrant shrub.
It is a plant tied to love, loyalty, and continuity.

The Horse runs forward.
Jasmine anchors the heart.

In a fiery year like 2026, I believe we need both.

And that is why I always return to Jasminum sambac.

🛒 Explore Jasmine varieties

Jasmine  Sambac  Maid  of  Orleans  plant  growing  along  a  wall  with  clusters
   of  white  fragrant  flowers  in  bloom.

Jasmine Sambac thrives in hot, sunny locations

✅ Why Jasmine Sambac?

Over the years I have grown thousands of plants, but very few have the staying power of Jasmine Sambac.

It is not just fragrant. It is intensely, unmistakably fragrant. One open flower can perfume an entire patio. In the evening, the scent becomes deeper and richer.

But what makes Sambac truly special is its adaptability.

It can grow as a compact patio shrub, a flowering hedge, or a climbing vine. It performs beautifully in containers. It tolerates both full sun and partial shade. The more light you give it, the more flowers it rewards you with.

And unlike many tropicals, Sambac does not bloom just once. With proper care, it flowers in cycles throughout the warm season.

For gardeners, that combination is rare: beauty, perfume, flexibility, and repeat bloom.

That is why it has remained one of the most wanted fragrant plants in cultivation.

✍️ More About Jasmines from Blog

🛒 Explore Jasmine plants

Date: 14 Feb 2026

🍭 From Vine to Bean: A Practical Guide

Vanilla  planifolia  vine  climbing  a  support,  close-up  of  vanilla  flower,
   and  cured  vanilla  beans

Vanilla planifolia Vine, Flower, and Cured Vanilla Beans

Madagascar Bourbon Vanilla Bean Plant Facts

Botanical name: Vanilla planifolia, Vanilla fragrans
Also known as: Madagascar Bourbon Vanilla Bean, French Vanilla, Vanilla Orchid
USDA Zone: 9 - 11
Highligths Vine or creeper plantSemi-shadeWatering: Regular. Let topsoil dry slightlyYellow, orange flowersEdible plantSpice or herb plantFragrant plantSubtropical plant. Mature plant cold hardy at least to 30s F for a short time
Get personalized tips for your region

How to Grow Vanilla: quick how-to

Vanilla is not complicated, but it does have preferences. Start with a pot and regular, well-draining mix. It does not need anything exotic. Give it:

  • Bright, indirect light
  • Warm temperatures
  • Good humidity
  • Air movement

Most importantly, give it something solid to climb. A wooden trellis, a log, or a burlap-covered board works well. The surface should be porous so the aerial roots can grip.

As it grows, guide the vine gently. You can prune it to control size. Vanilla is slow to mature. That is normal.

The Bloom Secret

Vanilla does not bloom just because it looks healthy. It blooms when it feels secure.

This is a climbing orchid. It must attach firmly to a solid, porous support such as a wood log, trellis, or burlap-covered board. When the aerial roots grip and the plant reaches maturity, flowering becomes possible.

Once the flowers appear, they usually need to be hand pollinated to produce pods. Each flower stays open for only a short time, so timing matters.

How to pollinate vanilla: In this video, we show you exactly how to pollinate vanilla step by step

❓Vanilla care: quick FAQ

  • Does Vanilla planifolia really produce vanilla beans?
    Yes. Vanilla planifolia is the commercial source of vanilla. After flowering, it can form long green pods (vanilla beans). The aroma develops later during curing.
  • What is the secret to getting vanilla to bloom?
    Let it climb. Vanilla is a climbing orchid and usually will not bloom until its aerial roots attach firmly to a solid, porous support like a wood log, trellis, or burlap-covered board.
  • Do I need to pollinate vanilla flowers?
    Yes. In most home growing conditions, vanilla flowers must be hand pollinated to produce pods. Each flower is open for only a short time, so timing matters.
  • Can I grow vanilla indoors?
    Yes, if you can provide bright, indirect light, warmth, humidity, and a support to climb. A sunny room with filtered light and a trellis or log can work well.
  • What should I use for support?
    Use a sturdy trellis, a wood log, or a burlap-covered board. The key is a porous surface that aerial roots can grip. Avoid chemically treated wood. Check out this very unusual way to grow Vanilla Orchid over a wall.
  • What potting mix should I use for Vanilla plant?
    Start in a pot with a regular, well-draining potting mix such as Sunshine Abundance. As the plant matures, it relies more on its support and aerial roots than the soil.
  • What fertilizer should I use?
    Sunshine Boosters Orchidasm is formulated specifically for orchids and will work perfecty for Vanilla orchid as well.
  • How big will it get?
    As big as you let it. Train it and prune it. Vanilla grows according to the structure and space you provide.
  • How long until it flowers?
    Typically a few years. Vanilla is a long-term project, but it is very rewarding once established.

For Collectors and Enthusiasts:

Vanilla  dilloniana  vine  covered  in  yellow-green  flowers  with  red 
 centers  growing  outdoors  in  100  gal  pot

Vanilla dilloniana in Bloom - Rare Florida Native Orchid

Leafless Vanilla Orchid Plant Facts

Botanical name: Vanilla dilloniana
Also known as: Leafless Vanilla Orchid, Dillons Vanilla
USDA Zone: 9 - 11
Highligths Vine or creeper plantSemi-shadeShadeWatering: Moderate. Water when top soil feels dryEpiphyte plantWhite, off-white flowersPlant attracts butterflies, hummingbirdsSpice or herb plantSubtropical plant. Mature plant cold hardy at least to 30s F for a short time
Get personalized tips for your region

We also offer Vanilla dilloniana, a rare Florida native species with distinctive flowers.

One remarkable specimen of this species, grown by our friend Robert Riefer, became so vigorous over many years that it outgrew a 100 gallon container and was eventually moved into a 250 gallon pool on wheels.

The plants we offer are propagated from that very specimen:

That kind of growth reflects deliberate cultivation and ideal conditions - not something that happens unintentionally.

Vanilla grows according to the space and structure you provide.

For gardeners focused on producing real vanilla beans for the kitchen, Vanilla planifolia remains the right place to start.

✍️ More About Vanilla Orchids from Blog

🎁 Shop Vanilla Orchids

Date: 22 Apr 2026

April 22 - Earth Day!

Cats Smokey and Sunshine at April 22 - Earth Day

Cats Smokey and Sunshine at April 22 - Earth Day

April 22 - Earth Day! 🌎

This is a simple reminder that every step counts!
You can go all in and plant a real tree, work the soil, and grow something that will last for years.
Or you can start small, with a single plant and a simple moment that gets you outside and thinking differently about your space.
Both matter.
The difference is not in the intention, but in what happens next.
A small start is fine - as long as it turns into something real.

Sunshine: It’s Earth Day - this counts as planting, right?
Smokey: I’m sure the Earth appreciates the thought.

📚 Learn more:


About Smokey and Sunshine

🛒 Shop tropical flowers and plants

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