Friday, January 3, 2025

Observations of a Crazy Winter on our Rain Garden


As a "would-be citizen scientist", I guess it's time to share my observations about the impacts of our crazy weather on our front yard rain garden this winter. 

The leaves on the jujube trees have fallen, as expected this time of year. We have taken the advice of local rainwater harvesting guru Brad Lancaster and left them in the basin to nourish the soil and retain as much moisture as possible. 

The globe mallow (the green shrub above) seems confused by our crazy winter weather. Is it sticking around in response to the unseasonably warm weather? (Many days around 80 degrees.) We haven't had our usual winter rains, so there isn't enough moisture to allow it to grow flowers. 

But take a closer look... Tiny yellow wild flowers have come up in the mulch. I spotted some little butterflies and bees pollinating them. (There is actually a species of native bees that burrows down in the mulch.) 


Our poor moringa trees also seem confused by the variable weather. They haven't frozen yet, so that's good. We still hope to gather some leaves for tea. (We have already harvested them twice this year. But they usually grow back...) They have sprouted new leaves. But I have watched in anticipation for weeks, and the  leaves don't grow big enough to harvest. And a few leaves have turned yellow. 


The latest development is some buds sprouting, but even with some additional rainwater from our cistern, they are struggling to bloom. (Thank heavens for the one winter storm in November that filled our cisterns.)


Moringa story continued here: 

Wrapping up for the freeze


Despite being watered daily, our sunchokes never grew beyond a foot before they withered up and died. They grew 3 feet last year and had yellow flowers. Last December I harvested more of the yummy tubers than we could eat...


As passionate rainwater harvesters, we always look forward to the winter rains filling our basins and cisterns. So it is pretty discouraging to have such a dry winter. Believe me, this isn't normal. Check out the normal highs and lows and rainfall in December and January from the National Weather Service. 


Our mesquite trees are starting to turn yellow and lose their leaves (which is normal this time of year.) The leaves that are left after the leaf cutter ants get their share become a part of the mulch in our front yard basin.  


 I'm afraid we won't have the abundant wildflowers we had last year. But I still find joy in seeing a variety of birds digging around in the mulch for food. I recently caught this goldfinch (below) getting a drink in our bird bath. 


Every morning Dan and I watch from the dining room window as the birds land on our decorative saguaro rib and then dive down to get a drink or splash around in our bird bath. 

Some regular guests are the Gila woodpeckers (pictured below), mourning doves, curve-billed thrashers, mockingbirds, sparrows and finches. We even had a red tail hawk once. 

This particular day there were so many birds all around our rain garden. I shooed away a stray cat that was hiding under the hackberry ready to pounce. That's why we keep ours in doors. Here is Freddy watching safely from his perch in the house. 


So, what have I learned from my observations during this unusual winter? That it is important to leave the leaves in the basin. The pollinators and birds really appreciate it. Cold weather or hot, rain or no rain, I still love my basins!  #lovemyrainbasin

More information: 

Basin Observations from a Would-be Citizen Scientist

2 comments:

  1. Many in my neighborhood try to leave our mulch on the ground, unfortunately we have a finicky neighbor who constantly 'reports' us to the city...how do we change that? Technically we do not have major weed over growth ,etc.. but the harassment continues..

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    1. I had a similar problem with neighbor who reported our native grasses being over 6 inches. I got a warming from Environmental Services. I called that inspector and his boss and schooled them on how native grasses are an integral part of a rainwater harvesting basin. (The city's green stormwater infrastructure training recommends native grasses over 6 inches.) I also conducted a presentation to the city's commission on Climate Energy & Sustainability about the importance of those native grass in my basin.

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