Garden Blog - Top Tropicals

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Cold hardy tropical fruit trees for Zone 9

Q: Can you suggest tropical fruit that can be grown (cold hardy) in Zone 9?

A: There are quite a few tropical/subtropical trees that will grow well in zone 9. Our favorites are: Figs - very cold hardy and drought tolerant.
Loquats - grafted trees that start fruiting right away, reliable producers.
Tropical Mulberry - very fast growing trees that can take freeze, heavy producers.
Macadamia - these trees are of a compact nature, very easy to grow and start producing nuts right away.
Many different varieties of Eugenias - tropical cherries - all-time favorites. Another tropical cherry - Malpighia, or Barbados cherry - starts fruiting in small size under one food tall! Great for containers.
Tropical (Low Chill) Peaches, Nectarines, and Plums. See full list of low-chill, relatively cold hardy fruit trees.
And of course - Bananas!

Don't forget to fertilize your fruit trees to improve their cold hardiness!

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The most rewarding hardy fruit trees

Q: Recently I started working remotely and I kinda like it, no need to commute, it saves me so much time so I can have life now! My friend got me involved into growing some small houseplants but I really want to take advantage of our Florida climate and sun. I want to plant some cool fruit trees since I have a decent size yard. But I live in Florida Panhandle and we do have some occasional freeze in winter, although not for too long. But it gets very hot in summer! Are there any tropical fruit trees that will be happy here? Or should I keep everything in pots? I am excited to have my own tropical plant collection!

A: There is a perfect plant for everyone, and a perfect tree for every climate. Many tropical and especially subtropical plants can be much hardier than they are believed to be, both flowering and fruiting trees among them. You may keep the most sensitive species in pots and bring them inside for winter, while there are so many trees that will be happy in your area. Start with these that are perfect for climates with hot summers and cool winters:

1. Peaches and Plums

Low-chill, Heat-tolerant Peaches, Nectarines, Plums are especially selected for Florida hot summers. They produce well and do not require many "chill" hours like temperate fruit trees. They only need 150 chill hours and grow well in even in Arizona, so you know they are taking the heat.

2. Figs

2) Fig trees - they are easy to grow, heat- and drought- resistant trees. They are prized for their delicious fruit, which can be one to three inches in length, violet, brown or black. There are even varieties with yellow fruit. Most fruits are borne from early summer to late fall on new growth, and the fruits generally mature very quickly. These trees are sensitive to frost only when actively growing, but can withstand 10F when dormant. Read more about Fig trees.

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Cold hardy tropical fruit trees for Luisiana

Q: I've just moved to Louisiana and have been wondering whether it would make sense to plant some tropical fruit trees in our garden. Average lows in New Orleans are 41 deg F in January and February, although we did hit 25 once with the Arctic vortex. I'm interested in litchi, longan, rambutans, and persimmons. Do you have varieties that can tolerate Louisiana's temperature range? I'd love mangosteen but I don't suppose they will survive. Do you have any suggestions on tropical fruit trees that I could try?

A: Average temperatures are for statistics only; it is actual temperatures that may hurt your cold sensitive plant. This is what you should keep in mind when starting your tropical fruit collection:
1) Ultra-tropical plants like Rambutan can not survive winters below 45-50F. However, they can be successfully grown in containers in a greenhouse or moved indoors into a sun room during cold periods.
2) Tropical plants like Litchi and Longan may take some light frost once established. Still, for areas with freeze our advice is - keep them in pots and move inside in case of cold.
3) There is a number of subtropical fruit trees that are hardy enough to take some freeze. Persimmon, Feijoa, Fig, Cattley Guava, Jujube, Kiwi, some Eugenias and others. Please refer to our Tropical Fruit Sensitivity Chart.
4) Remember that plant's ability to survive winter depends on several factors, not only temperature itself. Important factors are: wind protection (chill wind kills rather than low temperature itself), exposure, how close the tree is planted to the house, plant maturity and its overall strength and health. If a plant had received good nutrients during summer, has well established root system, planted in enclosed area protected from winds and has plenty of bright sunlight - it has better chances to survive than a weak plant in warmer conditions.
5) Use SUNSHINE plant boosters for improving cold tolerance of your tropical plant. It only takes a few drops, and only costs $5!

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When to fertilize and prune tropical fruit trees?

Q: Can tropical fruit trees (Soursop, Mango, Star fruit, etc) be given plant food any time of year? Also can they be trimmed this time of year/summer?

A: True tropical plants (including fruit trees) need plant food most of the year in real Tropics, where temperatures have very little fluctuations, and active growth season is close to 12 months a year. In subtropical areas when temperatures in winter drop below 65F, plant metabolism slows down, so it is recommended to fertilize only during the warmest period (March through November). So yes, Summer is the perfect time for fertilizing your trees; their metabolism is at the highest point and they can use more food!

Trim your fruit trees right after harvesting. Obviously, you don't want to prune branches before or during flowering or fruiting. The specific time of the year for pruning depends on the plant - every tree has its own flowering/fruiting season. However, avoid pruning right before winter: young shoots promoted by pruning are tender and can be cold damaged.

Recommended fertilizers for fruit trees:

Fruit Festival Plant Food - Super Crop Booster
Mango-Food - Smart Release Fruit Tree Booster
SUNSHINE-Honey - for sweeter fruit
SUNSHINE SuperFood - microelement supplement

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Australia Planting 1 Billion Trees To Fight Climate Change

TopTropicals.com

Australia plans to plant 1 billion new trees to fight climate change, by the year 2050. That is a lot of trees and is the first real effort the country has made toward combating climate change. The only real problem is finding enough space to plant that many trees...
A billion trees is a billion trees, and even with a team of 30,000 people planting a tree per day for the next 31 years, the final tally would still only be 339,450,000 trees. Australia will need a tree army to get that many trees planted by 2050... Read the whole story...

How about planting just one tree today and save the World one step at a time?

On the photo: Callistemon, Australian native tree.

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Helping Citrus and other fruit trees with Nutritional Supplements

Q: Can you recommended a product to help with my citrus? Combating greening and chlorosis.

A: Citrus greening is spread by an insect called the Asian citrus psyllid. The psyllid feeds on the stems and leaves of the trees, infecting the trees with the bacteria that causes citrus greening. Florida Citrus growers dedicated the last decade to researching citrus greening. Officially, currently there is still no cure, however, some Nutritional solutions have shown promising results. To slow the progression of citrus greening in infected trees, nutrients are applied to the leaves and to the roots. Providing better nutrition helps trees fight against citrus greening and enables them to continue to produce quality fruit.

We recommend the following products for use on regular basis:

SUNSHINE Epi is a natural Brassinosteroid plant hormone and a bio-stimulant that may be very effective as citrus greening treatment. It works through plant's immune system and shows amazing results of recovery of weak and sick plants.

SUNSHINE Superfood, a complex micro-element supplement, maintains plant's health and provides vigorous growth.

SUNSHINE-Honey is a basic nutritional complement, it contains essential plant micronutrients Boron (B) and Molybdenum (Mo). These elements are essential to vegetative and reproductive growth, cell expansion, tissue growth, and fertility. A very common problem for most unimproved garden soils is lack of Molybdenum and Boron as soil micro-component. This results in underdeveloped / low quality fruit and/or premature fruit drop. Applying SUNSHINE Honey on your fruit trees will fill that gap and help a fruit tree to form a healthy fruit.

Macro-nutrients should be applied in combination with micro-nutrients on regular basis:

Mango-Food - Smart Release Fruit Tree Booster (works great for all tropical fruit trees)
Fruit Festival Plant Food - Ideal blend designed to improve fruit trees health and vigor, and increase crop yield.

See SUNSHINE Boosters page for the complete list of plant boosters.

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Tu BiShvat - New Year for Trees

By Alex Butova

Tu BiShvat is the Israeli Arbor Day, and it is often referred to by that name in international media. Ecological organizations have adopted the holiday to further environmental-awareness programs. The modern practices and interpretations of Tu BiShvat often revolve around the earth and environment. This holiday is a celebration of nature and appreciation for creating the natural world. In Israel, Tu BiShvat is celebrated as an agricultural holiday. The 15th of Tu BiShvat was celebrated this year on February 10, 2020. This day marked the beginning of a new year for trees. This day marks the season in which the earliest-blooming trees emerge from their winter sleep and begin a new fruit-bearing cycle. Often the date of Tu BiShvat is used for determining the age of fruit baring trees and therefore establishes their birth dates. Therefore, Tu BiShvat is the "birthday" of trees!

The traditions and customs of Tu BiShvat vary, however, the most common include planting trees and gathering with family and friends for a meal. It is celebrated by eating fruit, particularly the kinds that praise the bounty of the Holy Land: grapes, figs, pomegranates, almonds, dates, olives and others. It reminds people that "a man is a tree of the field", and reflects on the lessons we can derive from the botanical analogue.

Check out fruit trees and nuts:

Persimmon tree

Loquat tree

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6 easiest fruit trees and 5 spices to grow in containers indoors

Q: This is why I want to move so that I can grow absolutely anything I want from your catalogue. Prefered Puerto Rico. Right now I live in New York and there is absolutely nothing I can grow there.

A: Of course living in Puerto Rico brings more opportunities to grow tropical species. However, you can create your unique tropical paradise even living in New York. We have many customers from up North who successfully grow tropical species (and get them to flower and fruit) in greenhouses, and even indoors.
Here are a few suggestions of tropical fruit trees that adapt well for container/indoor culture - for both beginners and advanced gardeners.

Top 6 fruit trees great for indoors / container culture / beginners
1. Mango (Mangifera indica). Select from one of smaller mango varieties
2. Sugar Apple (Annona squamosa)
3. Guanabana, Soursop (Annona muricata)
4. Miracle Fruit (Synsepalum dulcificum)
5. June Plum (Spondias cytherea)
6. Guava (Psidium guajava)

5 top spice plants (the spice will be with you right away, you don't have to wait for it to grow)
1. Allspice (Pimenta dioica)
2. Cinnamomon or Campor tree
3. Bay Leaf (Laurus nobilis)
4. Mint Tree (Satureja vimenea)
5. Vanilla orchid (Vanilla planifolia)

See a brief article of growing tropicals outside of tropics.

Don't forget to get some SUNSHINE boosters for your plant collection - for both successful indoor culture and cold protection!

See also our magazine Tropical Treasures) - Pushing the Limits of Tropical Gardening, with list of issues.

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Seven rules of cold protection for tropicals

TopTropicals.com

Q: I was always wondering how you guys manage to grow true tropical trees in Florida? I live in Puerto Rico and we have Breadfruit trees growing here in a wild... but my sister lives not far away from you, in Orlando, which is much colder, and I wonder if I can get her a Breadfruit tree for Christmas?

A: Your sister can grow a Breadfruit tree in Orlando either in a pot (and bring it indoors during cold periods) or in the ground inside a structure (an elclosed conservatory with heating system). See our customer's Greenhouse in Virginia. Cold protection of tropical plants is a lengthy subject and we have many interesting publications about it in our managine Tropical Treasures and on the website. In a nutshell, when growing tropicals outside of tropical climate, you need to follow these 7 rules:
1. Cut watering to a minimum. Cold+wet kills tropical roots.
2. Water thirsty plants before a cold night. Jucy leaves have fewer chances to be cold-zapped.
3. Wind protection is more important than a temperature drop. Plant tropicals close to a house or surrounded by other trees.
4. Duration of a cold period is more critical than the cold itself. If expecting long cold hours, bring up all available protection resources. Christmas lights or propane heaters - as long as there is a heat source, everything helps!
5. Remove plastic covers during the daytime so plants don't get "cooked" in the sun. Fabric covers are better than plastic.
6. Grow ultra-tropicals in containers and bring them inside the garage or even indoors during the cold.
7. Use SUNSHINE plant boosters and feed your plants well during Summer to improve cold hardiness.

Related topics:
About Cold Protection
Cold protection - winter action for your plant collection
Improving cold hardiness before winter: fertilizer and micro-elements
Cold hardy tropical fruit trees

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Tropical Plant Art Contest:
we counted all the votes!

Painting above: 3rd place: "Tropical Florida" by Linda Hedary

"WOW! So many great works! Our followers certainly have a GREAT collective talent! Makes me so proud!" - a quote from TopTropicals Art Jury member, artist Mark Hooten.

Now that the whole country in in competition mode, gardeners are no exception! Every painting is a work of art and it was hard for the Jury to make the decision. We counted in all the votes that came in by the deadline ;)
Finally, we are happy to announce the winners of the Plant Art Contest!. Visit our 2020 Tropical Plant Art Contest Page on our website and see all participant entries, winners and their prizes!

See all Winners! >>

All winners will be contacted by us via email or Facebook within a few days for their prizes. If you haven't heard from us by 11/9/20, please contact us with the subject "Tropical Plant Art Contest" and your shipping information. You may also simply reply to this email, just make sure to set the proper subject.
A few entries came late, pass deadline/voting, keep up with the great artwork and don't miss the next contest submission!

Thank you to all the amazing plant lovers who shared your artwork and talents with us. So much creativity and beauty for everyone to enjoy! Happy painting, and stay updated - new contest will be coming soon!

Painting above: "Hibiscus Wish" by Santhoshi Kavali

Painting above: "Mussaenda Marmelade" - Watercolor by Sally Gawler (Audience Appreciation Prize)

Painting above: "Purple Passion" by Joan Maier. Joan's painting "Butterfly" is the 1st place winner (see Contest page)