Showing posts with label Flowering Trees. Show all posts
Showing posts with label Flowering Trees. Show all posts

Monday, June 8, 2015

Royal Poinciana Tree

Fig. 1   Royal Poinciana (picture taken at the Mauna Lani Bay)


Royal Poinciana (Delonix regia)
Family: Fabaceae
Adaptation: Tropical- sub-tropical regions
Common Names:  Flame Tree; Flamboyant Tree;
                          Peacock Flower; Gulmohar

One of the trees that caught my attention during my (and my daughter's) recent trip to Hawaii Island is the Royal Poinciana Tree.  It has a spreading habit which becomes more pronounced as the tree matures (Fig. 1).  In some cases the width of the canopy is greater than the height of the tree. Delicate fern-like leaves cover the arching canopy.  Once a year, the tree puts on a show of bright red-orange flowers that come in huge clusters.  At the peak of the blooming season the tree is covered with massive blossoms at which point the foliage becomes insignificant.


Fig. 2   Large pods hang beneath the canopy of Royal Poinciana

After the colorful show, some of the flowers develop into large pods - characteristic of the fabaceae family (Fig. 2) - which contain the seeds.  At this stage, the flamboyant inflorescence of the tree is taken-over by the interesting appearance of black pods that are supended under the canopy.


Fig. 3   'Royal Poinciana' in the tropics.

I have seen Royal Poinciana trees in the Philippines, Belize and even in the warmer coastal areas of California but I'm sure that I will never see it flourish in my own garden.  The winters here - although relatively mild - will not agree with the tropical requirements of this tree (Fig. 3).  However, I have read that its smaller cousin, the Dwarf Poinciana (Caesalpinia pulcherrima), can tolerate colder temperatures. Hence, I might still have hope. :)

Saturday, February 8, 2014

Spring Flowers Meet the Rain for the First Time

First Flowers:  Cherry Plum (Prunus cerasifera

After a record-breaking period of no measurable precipitation in our area, the rain has finally come this year. Between yesterday and today, some four inches of rain (and counting) has already blessed our soils.  For the first time this year, the soil is getting close to saturation within the root zone.  It is beautiful to see the leaves of the plants glisten under an overcast sky.  The colors of the flowers look more intense in the rain.  Even with just two rainy days, so far, signs of accelerated activity among the plants are now visible.

The plants seem to be singing in the rain right now.



Monday, March 19, 2012

Abutilon

Fig. 1      Abutilon x hybridum - solitary and pendent flower. (February 15, 2012)

 

New Plant for My Garden
Last fall, I bought a foot-tall blooming Abutilon plant from the Farmer's Market in Placerville. Winter is almost over and the same plant remains blooming and seemingly unrelenting (Fig.1). The plant has flower buds that come out wrapped in a blackish red calyx (Fig. 2) which eventually opens into a bell-shaped pendent flower with overlapping dark scarlet petals and even a red peduncle (Fig. 1).
Twelve years ago when there were no tall trees in my backyard, I planted my first Abutilon and I was very pleased with its vigor. Sadly, on its third year, it began to shade some important plants round it. It had to go in favor of the other ones. But because of its desirable characteristics as a plant, I bought this new plant (Fig.1) as a replacement for the old one.


Fig. 2     Unopened Abutilon flower


About Abutilon
Common names include: Flowering maple; Parlor maple; Indian mallow; Chinese lantern, etc.  They are closely related to Hibiscus (Malvaceae family).  They are occasionally referred to as "maple" because of the resemblance to the actual maple trees in the shape of the leaves being palmate.  

Abutilons are evergreen small trees that can grow up to about eight feet tall. They are fast growing  plants. Given the right conditions they can reach their potential height on the second year.   They bloom almost year round in our area. Of the numerous varieties, the most popular ones bear solitary and pendent flowers like the one I have now (Fig. 1 and Fig.2). There are some that bear flowers in panicles - dangling like their solitary counterparts.   Green Acres, the mega nursery in the area, currently offers a wide selection of Abutilon.

 
Tips in Growing Abutilon

1.  Microclimate.   Abutilons like places with a lot of light up a point when temperature interferes with its growth.  In hot and dry areas like here near the Sacramento area, the plant prefers to grow in a sheltered south-facing location.  Afternoon shade helps reduce excessive transpiration and scorching of the flowers.  On the other hand, in places with cooler temperatures and more rains, full sun would work well.  Always remember to garden with microclimate instead of the generic recommendations for your plants.

2. Fertilization.  Being fast-growing and ever-blooming,  the plant benefits from adequate fertilization.  Phosphorous fertilization during the first and second year of growth ensures a strong root system.  If it is grown in a container then regular application of a slow release balanced fertilizer is more important than those planted in the ground.  The plant is responsive to fetilization as much as it is expressive of nutritional deficiency.  Chlorosis is the first sign of nitrogen deficiency but make sure that it is not caused by insufficient or excessive watering.  In general, I withhold fertilization starting in late fall to allow my evergreen plants to rest a little. 

3.  Pruning.  The plant may be pruned to regulate its shape and size. In the spring it is best to prune the tree, removing all branches that have died during the previous season, before the temperatures warm up.  Pruning may be done anytime to remove branches that stick out of place and also to encourage branching for a fuller shrub. 
   
Abutilon: evergreen and ever-blooming perennial for the protected sunny location in the garden.

Sunday, April 10, 2011

Beauty and Function


My flowering crabapple tree (Malus floribunda) is in bloom again.   Every year this tree reserves a two-week period when it becomes the center of interest in my yard.   During this time the tree is an explosion of pink inflorescence that attracts so many pollinators.  From a close distance one could hear the buzzing of bees all over the pink canopy of the tree. 

Profuse flowers come in succession which makes this tree and important pollenizer for the 'Fuji' apple which blooms about ten days later. 

 
Dark pink flowers come out from the main trunk of the tree. 

 
Leaves starting to increase their coverage.


Flowers at different stages on the same branch.




The flowering crabapple tree is both beautiful and useful as pollenizer and shade tree.
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