Garden Blog - Top Tropicals

Date: 2 Mar 2026

Eugenia Cherries 🍒

By Tatiana Anderson, Horticulture Expert at Top Tropicals with Smokey & Sunshine help

Eugenia brasiliensis - Grumichama fruit on the branch

Growing Eugenia Cherries (Cherry of the Rio Grande & Grumichama)

Cherry of the Rio Grande and Grumichama are compact, adaptable tropical fruit trees well suited to Southern landscapes. While forgiving, they perform best when planted correctly from the beginning.

Site and Planting

  • Drainage is essential. Avoid low areas where water collects. Plant on a slight mound if soil is heavy or clay-like.
  • Choose full sun for best flowering and fruit production. Partial shade is tolerated.
  • A south or southeast exposure near a wall improves cold resilience and reduces wind stress.
  • Dig a hole twice as wide as the container, but no deeper than the root ball.
  • Set the tree level with surrounding soil. Do not bury the trunk.

Water and Feeding

  • Water regularly during the first few months while roots establish.
  • Once established, trees tolerate short dry periods but fruit best with moderate, consistent moisture.
  • Feed lightly and consistenly. SUNSHINE Boosters Robusta liquid fertilizer is safe to use with with every watering. During hot season you may add controlled release Green Magic every 6 months. It is essential to apply micro elements: Sunshine Superfood micro nutrients complex

Cold Tolerance

  • Protect young trees during hard freezes.
  • Established Cherry of the Rio Grande can tolerate brief drops into the low 20s.
  • Established Grumichama tolerates temperatures into the upper 20s.

Harvest and Production

  • Cherry of the Rio Grande fruits from late spring into summer. Pick when fully dark and slightly soft.
  • Grumichama ripens quickly, often within four weeks after flowering. Pick when glossy and deep purple-black.
  • Both trees often begin fruiting within 2–3 years and increase production steadily with maturity.

Growing in Containers

  • Use at least a 10–20 gallon pot for long-term growth.
  • Ensure multiple drainage holes.
  • Use a high-quality, well-draining container mix. Avoid heavy garden soil. Top Tropicals Abundance soil-less mix is specially formulated for pot growing
  • Place in full sun for best fruiting.
  • Water deeply, then allow the top layer to dry slightly before watering again.
  • Move containers to a protected area during hard freezes.
  • Prune lightly to maintain shape and airflow.

Common Mistakes

  • Planting in poorly drained soil.
  • Overwatering and keeping soil constantly saturated.
  • Over-fertilizing with excessive nitrogen.
  • Planting too deep and burying the trunk.
  • Expecting heavy crops immediately instead of allowing time for maturity.
  • Skipping cold protection for young plants.

Learn more: Tropical Cherries – Eugenias

EGrumichama  flowers  (Eugenia  brasiliensis)  in  close-up  showing  white 
 


petals  and  long 
 


stamens

Eugenia brasiliensis - Grumichama flowers

❓Frequently Asked Questions: Eugenia cherries (FAQ)

  • Which one tastes better – Cherry of the Rio Grande or Grumichama?
    Cherry of the Rio Grande has a deeper, classic “sweet cherry” flavor with slight richness. Grumichama is softer, juicier, and often described as cherry with hints of grape and plum. Both are excellent fresh; Grumichama is especially popular for jam.
  • Which tree produces more fruit?
    Grumichama typically produces heavier crops once mature and can carry hundreds of fruits in a season. Cherry of the Rio Grande produces consistently but in slightly smaller volumes.
  • Do birds take all the fruit?
    Birds are attracted to both trees, especially Grumichama. Netting during peak ripening or harvesting promptly usually solves the issue.
  • Are these true "tropical" trees or subtropical?
    They are best described as subtropical tropicals. Unlike ultra-tender tropical fruits, Eugenia cherries tolerate occasional frost once established, making them more reliable in Southern landscapes.
  • Do they drop fruit messily?
    Fruit will fall if overripe, but the trees are compact and manageable. Regular harvesting prevents ground drop and keeps the area clean.
  • Can they be used for hedging or screening?
    Yes. Their dense evergreen foliage and upright growth make them suitable for edible hedges or privacy screens while still producing fruit.

Choosing between them is not about survival — both have proven resilient. It is about flavor preference, crop volume, and how you want to use the fruit in your kitchen and landscape.

Freshly  harvested  Grumichama  fruits  (Eugenia  brasiliensis)  showing  dark
 
 
  purple  skin  and  green 
 


calyx

Eugenia brasiliensis - Grumichama fruit close up

Harvested  Cherry  of  the  Rio  Grande  fruits  (Eugenia  aggregata  cv. 
 


Calycina)  showing  red  to  dark  purple  ripening  stages


Caption:

Eugenia aggregata (cv. Calycina), Cherry of the Rio Grande

🛒 Add Eugenia cherries to your garden

✍️ Top Ten Fruit Tree Winners of Florida 2026 Record Freeze

Date: 10 Nov 2025

❄️ How to Prepare Your Tropical Garden for Winter

Two  cats  in  a  tropical  garden  at  sunset.  Smokey,  a  black-and-white 
 


tuxedo  cat  wearing  a  wool  cap,  holds  a  thermometer  while  Sunshine,  a  fluffy 
 


orange  tabby,  sits  beside  mulch  and  folded  frost  cloths  surrounded  by  banana
 
 
  and  hibiscus  plants.

Smokey and Sunshine Wrap Up the Garden with Frost Cloth Before the Chill.

Smokey: "Thermometer says 45. Time to wrap the bananas!"
Sunshine: "You wrap the bananas. I’ll guard the mulch… from this sunny spot."
Smokey: "Teamwork, Sunshine. Teamwork."

🌡️ Cold nights are coming - but your tropicals do not need to shiver!

Even in sunny Florida and other warm zones, one cold snap can undo months of growth. Preparation is everything. Tropical plants can handle a lot, but they dislike surprises. Let’s make sure your garden stays safe, strong, and happy all winter long.

Tips from Tatiana Anderson, Top Tropicals Plant Expert

👉 Group and Check Your Plants

You already know which plants are in pots and which are in the ground. What matters now is prioritizing by cold sensitivity. Identify the tender tropicals – papaya, banana, plumeria, adenium, heliconia – and decide which ones get covered first when temperatures drop. Keep frost cloths or old sheets near those areas, ready to grab fast. If your garden is large, label protection zones or mark plants that always need extra care. The goal is to have a plan, not a panic, when the cold alert hits.

Once you know your priorities, you can plan the rest of your protection strategy.

👉 Feed and Mulch

Stop using high-nitrogen fertilizers by late fall. They push soft new growth that freezes easily. Add compost around the base of your plants and top with 3 to 4 inches of mulch. Mulch acts like a blanket: it keeps warmth in, protects the roots, and keeps soil moisture steady. Just make sure the soil drains well; cold and soggy soil leads to root rot. In raised beds, check that water flows away easily.

After you feed and mulch, it is time to look at how your local zone changes the game.

👉 Zone-by-Zone Tips

Woman  sitting  between  two  large  potted  tropical  plants  on  a  wooden  deck
 
 
  in  front  of  a  house,  preparing  to  move  them  indoors  for  the  winter.

Moving Tropical Plants Indoors for Winter Protection

  • Zone 10: You are lucky! This is mostly a maintenance season. Watch for root rot after heavy rain, trim lightly if needed, and protect tender young trees during surprise chills. Keep some frost cloth ready just in case.
  • Zone 9: This is the main action zone. Nights can dip into the 30s. Deep-water your trees once before cold nights to insulate the roots. Apply heavy mulch, and have frost protection ready to go. If you grow tropical fruit like mango or guava, consider wrapping young trunks in burlap or foam pipe insulation.
  • Zone 8: This is where tropical gardening becomes creative. Stick to cold-hardy tropicals such as loquat, guava, or cold-hardy avocado varieties. Use portable greenhouses, wrap trunks, and move smaller plants indoors or to a heated porch when frost threatens.

Now that the garden beds are set, let’s look at your pots and containers – your most mobile plants.

👉 Container and Patio Plants

Potted plants are the easiest to protect but also the quickest to freeze. Start reducing watering now so roots do not stay too wet in cooler weather. Before moving them, check for insects hiding under leaves or in the soil. Group your pots close to a wall for reflected heat and wind protection. If you plan to bring them indoors, do it gradually. Move them closer to the house for a few days before bringing them all the way inside to help them adjust to lower light and humidity.

When the chill starts, many gardeners rush to move everything inside at once – but a smooth transition works much better.

👉 Indoor Plants

When bringing plants inside, give them a good rinse to remove dust and bugs, and flush the soil to wash out salts from summer fertilizing. Keep them separate from your houseplants for a week to make sure no pests come along. Expect some leaf drop – it is normal as they adjust to lower light. Give them bright light near a window, and cut watering by about half until spring. Avoid misting too much; good airflow matters more than humidity during winter.

Many tropicals, like hibiscus, brugmansia, and crotons, may look tired for a while, but they will bounce back quickly once days get longer.

👉 Timing Is Everything

The key is to prepare before the first cold warning. Check your weather app regularly once nights start dropping into the 50s. Keep covers, mulch, and supplies ready so you are not running outside at midnight with a flashlight and a frozen hose. Have your frost cloths labeled by plant group and stored in an easy spot. A little organization now saves a lot of stress later.

Many tropicals, like hibiscus, brugmansia, and crotons, may look tired for a while, but they will bounce back quickly once days get longer.

Remember: the goal is to help your plants rest safely. Many gardeners prune or fertilize too late in the season – we will talk about why that can be risky next week." — says Tatiana Anderson, Top Tropicals Plant Expert

Coming next mail-list: The best gadgets for cold protection (lights, heaters, frost covers) and what NOT to do in winter.

📚 Learn more from Top Tropicals Blog:

Cold protection - winter action for your plant collection

What plants are good to order in Winter?

How to take care of house plants in Winter

How to protect tropical plants in Winter

How to take care of a mango tree in winter

How to protect Avocado from cold

Overwintering Adeniums outside of tropics

Rows  of  tropical  plants  in  black  pots  covered  with  frost  cloth  and 
 


plastic  sheeting  for  winter  protection  at  Top  Tropicals  nursery.

Protecting Tropical Plants with Frost Covers at Top Tropicals Nursery

Date: 16 Nov 2019

Meet PeopleCats of TopTropicals. Charlie, the Indoor Hunter

Carlie was a kitty drop off with LadyBug, Rickie, and Purry.
Charlie is Jamie's baby. She has an attitude of a teenager, one minute she loves you and the next - wants nothing to do with you. Carlie stays with the inside PeopleCats, she says it's too big in the outside world for her and she gets scared. Carlie has a fun game (fun to her): she plays around 2:00 am in the morning, she loves to drag random items down the hall (socks, toys, shirts, even blankets) in her mouth MEOOOWWWING as loud as she can. She then sets the items down on her human's bedroom rug and waits for her human to say thank you. We're pretty sure her hunting instinct is off...

Check out and more Cat of the Day stories.

2019, from Top to Bottom: Moe, Charlie, Bagheera, and Snitch. 2016: Charlie

From left to right: Purry, LadyBug, Charlie, and Ricki - 2016

Date: 29 Nov 2020

Cold protection of tropical container plants

Q: I am long time customer of yours, I live in San Diego California and while the summer and Fall temperatures are warm to mild, the winter temperatures dip to a point where some tropicals die off. We are experimenting with different variations of way to heat and insulate the pots we have the tropicals planted in as a way to keep them alive during the colder winter months. I was wondering if you knew of the ideal soil temperature for these tropical in order to look their best year round. All of the heaters we have installed have thermostats and temperature adjustments so we can now keep the soil anywhere between a range of between 65-75 degrees. Any advise you can provide would be greatly appreciated.

A: This is a very interesting concept you are working with. Indeed, keeping pots/roots warm, may help a lot! We've been experimenting with cold protection for a long time - for the above-ground plant parts. For sure keeping roots protected (even with a thick layer of mulch) will benefit tropical plants during winter. In case with container plants, this may help dramatically.
The guideline is, tropical plants slow down or stop their metabolism at 65F. As long as you can keep soil above that temperature - this should work great. Of course, the higher the better.
Optimum temperature for growing tropical plants in general - 70-85F. Above 90F, metabolism stops too, unless it's a heat tolerant, desert plant.

More information on winter cold protection of tropical plants and zone pushing:

Greenhouse in Virginia
Plumeria cold protection
Ghost Cold Protection
Seven rules of cold protection for tropicals
About Cold Protection
Cold protection - winter action for your plant collection
Tropical Treasures articles on zone pushing.

Date: 4 Feb 2021

PeopleCats of TopTropicals. Cat of the Month: Moishe, the Google Intern with a Sweet Tooth

Just a few months ago we introduced our new Little Purrrson Jim II that we got as a "toy" for intellectual Google the Cat, to cheer him up after he lost his friend Jim I... Jim II, the fluffy goofball, grew up in no time and in his turn, requested entertainment, since Google bored him with his technical lectures... So we got a toy for Jim-the-toy... and he turned out to be - another mini-Google!
Moishe is very busy young individual, spending his day solving math equations and discovering laws of physics... Google appreciates the new generation's input. Jim II is simply glued to the little guy. He follows Moishe everywhere, including boring seminars by Google. Jim loves his new little brother with all his heart!
Moishe's favorite things are - gravity experiments, reading scientific manuscripts, and eating JAM for breakfast! No toast required.

TopTropicals PeopleCat Club and Zoo

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In the photo: Moishe the Scientist and Jim the Hopeless Romantic