Tuesday, May 28, 2019

May 28, 2019, it's wet out there



Hi Gardeners


What a weekend it was.  Early Saturday morning we got 2-8/10 inches of rain in just a few hours.  Lightning was intense and frequent all through the storm.  The roadside ditch flooded over into our lawn and many roads around here were flooded. But as inconvenient as that was for us so many places around the country have it much worse.  Some gardeners have no gardens as well as no house. The number of tornadoes this year has been unusually high and there is far worse flooding going on in other places. 

Grass is growing like crazy here, which was not good because our riding mower was out of service for a week.  I do keep some areas of lawn.  In just a little over a week the grass was 6-8 inches long. The mower came back on Sunday and on Monday I spent a lot of time mowing.  Some areas can’t be mowed along the road though because there is standing water on top of the ground and even the little push mower sinks in the ground. 

It’s not just me that’s having trouble with wet ground around here.  Most of the farm fields aren’t planted yet, and many have standing water in large areas of them.  This is a problem across the country I understand, with many states reporting a late planting season or early planted crops being destroyed by flooding.  Along with the tariffs, farmers are being hit hard by weather.

Many farmers in my state are abandoning the wheat fields that were planted last fall because between winter damage and wet fields this year they don’t expect to break even on the harvest.  They are burning the wheat down with weed killers.  Some will replant with soy or corn and some will leave the land fallow.  The farmers still hoping to plant corn or soy are switching to early maturing varieties and hoping for drier weather so they can plant it.  Some farmers have crop insurance that will cover their losses if they can’t plant but things are not looking great for farmers this year.  I wonder if this is the beginning of a cycle caused by climate change and if in years to come getting our food crops planted and harvested will become increasingly difficult.

I’m lucky because most of my vegetable garden is in the ground now. I planted the sweet corn last week, cucumbers, tomatoes and a sweet pepper.  I still have to choose one more tomato to grow and I have a bag of onion sets that needs to be planted.  I should stop buying onion sets.  I like to plant them in any open spots, as tomatoes or other things fill in, I pull them for green onions and some get left to make bulbs.  But they are always the last thing I plant and by the time I get to them I am so tempted just to skip them. 

The weeds are getting ahead of me too, with all the rain.  I generally do not mind weeding but right now planting and mowing are competing for my time and weeding gets done in bits and pieces.  I walk by and get the urge to get down there and pull some weeds but more urgent tasks pull me away.

My houseplants got moved outside this weekend, and that is always a big job. It was perfect weather for that job, cloudy, wet and mild for most of the time. Many are in the shade getting adjusted to outside light and will need to be moved again in a week or so, but they are outside.  The peace lily is in bloom.

The bleeding hearts, forget me nots, lilies of the valley and early bearded iris are now blooming.  The large purple alliums are taking center stage now, they are pretty, but those things are aggressive spreaders.  The tulips and daffodils are starting to fade, although some are still in bloom. The akebia is blooming and the flowering quince, lilacs and redbud are all in full bloom. My strawberries are blooming too. Buds are appearing on the roses.  Things are a week, or two in some cases, behind last year in bloom time.

It looks like I lost my passionfruit vine over winter, despite its vigorous growth last year.  It was a hardy type, but I just can’t get one to live more than a year or two.  I don’t know whether to try again or not.  Everybody has a plant type that doesn’t like their garden

Time for plant bargains

After Memorial Day in many parts of the country garden shops will begin to markdown some plants.  But the markdown in garden catalogs and online will be even more intense. It gets hard to hold and ship such things as dormant plants and bulbs as the season progresses and all the major and not so major garden catalogs will have these on sale now.  And potted plants are also hard for many nurseries to keep healthy and small enough for easy shipping, so those will be on sale too.

Shipping is so fast now you can have those bargain plants in a matter of days.  The selection may be getting limited, but the prices are good, and you will probably get larger, more mature plants.  So, if you have been looking for something locally you can’t find, or plants you wanted seemed too costly earlier in the spring try shopping garden catalogs now.  You’ll be amazed at the prices you can get this time of year.

Why your peonies don’t bloom

One of the common garden questions this time of the year is why aren’t my peonies blooming?  Peonies can survive and bloom with little care on old farmsteads for fifty years or more, yet many gardeners have difficulty getting them to bloom.  So just why are these gardeners having problems with their peonies?

One of the most common reasons peonies don’t bloom is their age.  It takes 3-5 years from seed to the first flower.  But most peonies are sold as root divisions and while these root divisions technically come from an older, blooming plant it can also take a year or more after you plant a peony before you get blooms and a few more years before you get a full, mature plant full of blooms.

This is true even if the peony you bought was blooming in a pot, which by the way, isn’t the best way to buy a peony.  Peonies don’t like transplanting or dividing. Every time a peony is moved or divided it can take a year or more before it blooms again and several years before it becomes a large plant with numerous blooms.  When you plant a peony make sure you place it where you won’t have to move it in a year or two.  And don’t dig up and divide your peonies every few years either.  They are best left alone, and they do not need dividing to keep blooming, in fact dividing will inhibit bloom.

Peonies are best planted in the fall and in a dormant state. Bareroot clumps are fine and are the common way peonies are sold.  The second-best time to plant is in very early spring.  If you do have to move a peony do it in the fall.

Which brings me to another reason your peonies might not bloom, planting them too deep.  Peonies have small red bumps or “eyes” on the top of root clumps, and these should only be about 2 inches below the soil surface.  When planting a potted peony or transplanting a peony make sure the peony is planted at the same level it was growing in the pot or in its former location (unless you are trying to correct a too deep planting).

There is some debate among experts as to whether a peony you suspect was too deeply planted should be dug up and replanted.  Over time many plants have the ability to correct the depth of their roots, the plant pushes upward or downward as needed.  This may take years and the peony may not bloom during that time.  But if you dig it up and re-plant it, the peony could also take years to bloom again. You might try carefully removing a few inches of soil from around the peony.  Or just dig it and replant it and hope for the best.

Not getting enough sun is another reason peonies fail to bloom.  Yes, there are some peonies that continue to bloom in partial shade, but these are exceptions, and no particular cultivar is better in shade.  Peonies need full sun, at least 6 hours of sun midday, to bloom well.  Often if peonies bloom less as they age it’s because a tree has grown larger and is now shading them.

Peonies also need their foliage the whole season to make enough energy to set next years blooms.  Don’t cut down peony foliage before the first frost even if it looks unattractive.  The only exception is if the foliage is infected with botrytis, see below.

Peonies are a plant that thrives without much fertilization.  In fact, if they get too much nitrogen, they can stop blooming.  This can be a problem if they are planted in a lawn that is heavily fertilized, as lawn fertilizer is high in nitrogen.  There’s not much you can do about excessive nitrogen in the current year.  But make sure that in the following years the peony plant does not get fertilized with the lawn.

Sometimes failure to bloom may be caused by a common peony disease, gray mold or botrytis blight (Botrytis paeoniae).  This disease is prevalent when spring is wet and cool, and some types of peonies are more susceptible than others.  The fungal disease can start at any stage, new shoots may get covered in gray mold, rot and fall off, young buds blacken and shrivel up, older buds and flowers get a gray mold, rot and fall off.  Peony foliage can get black and tan “bullseye” spots.  If the disease comes on early and affects shoots and buds, you are unlikely to get blooms.

If you have had trouble with this disease in the past you could use a preventative fungicide on the peony shoots as soon as they emerge in spring and keep up a spray schedule according to label directions.  Once the disease starts it cannot be cured that year.  However, the plants probably won’t die and may be fine the next season if the weather is different and you have practiced good clean up strategies.

Every year cut peony foliage down to the ground after the first frost and remove the stems to the compost pile, which should be a good distance from the peonies. This helps prevent disease spores from overwintering.  During a botrytis outbreak remove infected buds, flowers, and leaves and burn them or seal tightly in a plastic bag and discard.

A seedling peony 

Plant your peonies so each has plenty of room around it as a mature plant so that air circulation is good.  Overhead sprinkling systems can also contribute to conditions favorable to botrytis.

One last thing to mention, ants and peonies.  Peonies do not need ants to bloom and ants do not harm peonies. Peonies and ants can have a symbiotic relationship, the ants eat a sweet secretion from peonies and in turn defend the flowers from some pollen stealing or petal munching insects.  But peonies don’t really need ants and since ants don’t harm the peonies there is no reason to use pesticides to kill them.  To get ants off peonies you have cut for inside gently submerge the flowers in cold water for a few minutes.

Cost saving tip for container plantings- use houseplants

Do you need plants to fill outside containers but money is tight?  Consider using some houseplants you may already have.  And even if you have to buy some of the houseplants mentioned they can be brought inside this fall to decorate the inside of the house.  Many small starter houseplants are very inexpensive in summer and by fall you’ll have a much larger, showier houseplant that would have cost you much more.

Spider plants can be so much more than houseplants.  They can add texture and fill for container gardens.  Use them instead of the traditional “spike” in the center of a pot.  (Spider plants can also be planted in the shade directly in the ground, where they make an excellent ground cover, or used as accent plants. The white variegated varieties nicely light up dark areas and can substitute for more expensive plants). Spider plants can be treated as annuals and left to die in the winter or you can bring them inside before frost and save them for next year, enjoying them all winter long.

Some houseplants in a container outside

More choices for “spikes” or the center of container arrangements include small yuccas, asparagus ferns, small palms of various types, monstera and upright philodendrons, small scheffleras, small ficus, sansevieria (snake plant),  and of course any of the dracaena family, of which “spikes” are a part.

For fillers in containers there are many suitable houseplants besides the spider plant. Ferns, rex begonias, aglaonema, dieffenbachia, small peace lilies, cordyline, fittonia, Maranta species like prayer plants, calathea, peperomia’s, and pilea’s.  Pothos, Boston ivy, tradescanthia, setcreasea, Plectranthus (Swedish ivy), hoya, and philodendron can be used as the “spillers” in container gardens.

Containers of various tender succulents and sedums can be put together that are very attractive and suitable for drier areas such as under a porch roof.  Remember that all succulents aren’t suitable for full sun conditions outside.

Don’t be afraid to mix summer annuals and tender perennials with your houseplants for containers.  These can be discarded when the houseplants are returned inside in the fall.  

Make sure to match the houseplant with the light conditions the container is in. Many houseplants do better in partial or light shade outside.  Some plants kept inside also need a period of transition to outside light, keep them in shade for a week or two before moving to partial shade or sun.

Let your houseplants do double duty as container plants on your porch or patio this year.  They’ll love the summer vacation and return inside bigger and lusher as houseplants.

Tips for protecting seeds and small plants from animals

One of the biggest problems gardeners have early in the season is animals and birds eating seeds or damaging young plants.  Once everything is up and growing well the problem usually abates but it can be frustrating trying to protect seeds or seedlings in their youngest stages.

Keep branches pruned from roses, raspberries, barberry and other prickly plants and lay them over planted rows.  Remove them when plants are a few inches tall so that seedlings don’t tangle in them. This discourages cats and chickens from scratching in the beds.

Spun row cover can protect seeds or transplants while allowing air, water and light through.  It looks rather like the spun fabric softener sheets you put in the dryer. Row cover also provides a bit of added warmth and frost protection.  You can also use black or green plastic netting sold in rolls. You can purchase these in most garden centers.  These need to be raised above the soil or transplants.

To hold netting or row cover off the soil or plants you’ll need supports.  The supports should lift the cover just a little to keep it off emerging plants.  Ideas for supports are paper towel or other cardboard rolls, paint stirring sticks, Styrofoam blocks used in shipping boxes, small pop bottles, plastic cups, or pieces of PVC pipe.  Drape the row cover or netting over them and hold edges of them down with soil or small rocks.  You could also use sticks with something on top of them like a plastic cup, lid, or small can to keep the netting from sliding down on them.

You could also staple row cover or netting strips onto two boards placed on either side of the row that are about 6 inches high. Or you could bend wire such as wire coat hangers (if you can still find any) into hoops to support the covers.

Remove covers when plants are up and growing well.  Don’t let plants start growing through netting as it will eventually girdle the stems.  And it’s hard to remove the netting without damaging the plants once they grow into it.  

For longer term bird protection, like for strawberries, netting is the best.  It needs to be supported well above the top of the plants.  It also needs to be easy to move so you can harvest the berries.  You can make hoops of stiff wire to hold the netting off the plants.  Or put together a frame of light PVC pipe.  Attach the netting to it with plastic slip ties.  This lifts off easily if you don’t make it too long -you may have to make several shorter lengths.  For single plant protection you could save netting from fruit or vegetable purchases and re-cycle it.

Cats can dig up newly planted seed beds and even transplants. They can get in flowerpots and containers and dig up plants or smash them by laying on them.  To protect your seeds and plants use plastic forks pushed handle down into the soil and tines up, spaced among your plants or around seed beds.  You can also use sturdy sticks you have collected or short bamboo skewers, just space them every few inches through your bed or around a row to make it hard for a cat to walk there or find a spot to dig.

After the plants are larger and the soil settled you can usually remove the forks or sticks.  If cats continue to lay in pots and containers you may have to leave them.  Painting the forks black or green, (or buying that color) helps disguise them.

Another trick is to lay a piece of unpainted lattice in your bed and plant through the holes in it.  Pieces or wire fencing with 2 inch or larger squares can also be used.  You can cut out additional space if needed.   You can cover this lightly with mulch to hide it, but the plants will eventually cover it.  This works well to keep fall planted bulbs from being dug up by cats too.

Sometimes cats will lay on top of lattice or fencing. I make v shaped covers with cheap wire fencing that bends easily.  I plant seeds or a row of seedlings and then cover the rows with the v’s (turned upside down).  I leave the v’s in place and the plants grow up through them, in a few weeks you can’t see the fencing.  Of course, the fencing must have 2 inch or wider openings if you leave it.
In this cutting garden photo you can just see the fencing
the plants are growing through.  Soon it will be covered.

There are some commercial spray products that are designed to keep pets and birds away.  These do work fairly well but the drawback is that they often smell bad to humans too, and they can’t be used on food crops.

Things that don’t work to discourage animals and birds are red, cayenne or black pepper, dryer sheets, pieces of soap, or mothballs. Some of these may have a temporary effect, but birds actually like red pepper.  Mothballs are hazardous to your health and the health of soil and should never be used outside to discourage pests.  Since mothballs are a pesticide, using mothballs outside in a manner that’s not listed on the label is illegal.

Cost saving tip - Recycle potting medium (soil)

A common gardening question is can I re-use last year’s potting soil left in the containers this year?  The answer is yes, in most cases. Most purchased potting medium is generally composed of peat, perlite, and some other form of organic matter such as ground bark or coconut fiber.  Some will decompose enough that you will lose potting medium volume in your pots over time, so you may need at least some added materials to refill all the pots you used last year.
The easiest way to recycle your potting soil mixture is to remove it from the pots or containers and place it in a large bucket or maybe a wheelbarrow or garden cart. If a pot is large and you don’t want to empty it, you can just remove the top 8 inches of potting mix for renewal. The planting medium from several containers can be dumped into one mixing container and renewed at the same time.  Stir up the mixture, breaking up clumps and removing any leftover plant debris.
You’ll need to re-new the nutrient content of the mixture, because anything in it last year has probably been depleted.  The best way to do this is by mixing in some granular, slow release garden fertilizer found in all garden stores.  There are organic and inorganic fertilizers, but plants don’t care which type they receive, it’s the human caretaker who takes that stand.  For flowering or foliage containers select a fertilizer for flowers.  If you will be growing vegetables in containers select a vegetable fertilizer. 
Estimate how much potting mix you have and then mix in the proper amount of fertilizer granules by reading the label directions. Mix in the fertilizer thoroughly with a shovel or your hands. 
Note; If you use a slow release fertilizer in containers don’t use liquid fertilizers on the plants for at least two months, or the plants may get too much of a good thing.  Most directions on slow release fertilizers claim they are good for 3 months and that will cover most of the growing season.  Some heavily blooming plants may need a little supplementation at about 2 months, especially if they must be frequently watered, as this leaches out some of the minerals.
If you have good, finished compost on hand you can add some of that to your recycled planting medium.  Even 50% compost- 50% potting medium ratio could be used. Remember that compost is not fertilizer, and it’s not a good source of all the nutrients plants need, you still need fertilizer. New potting medium can be added if you don’t have enough for all your pots and blended into the old mix. You could add water retaining granules if you like, and any of that type of material in the old potting medium will still be good.
For pots and containers, it’s best not to use garden soil or manure with the recycled planting medium. This can bring diseases, or it can crust and harden.  Don’t add things like coffee grounds or eggshells either. Put them in the compost pile.
Moisten all potting mixtures before putting them back into containers. You may need to stir it well to get water into the bottom part of the mixture. The mixture should look and feel moist, but water should not seep through your fingers if you pick up a handful of the mix. If you put dry potting medium in a pot and then add water some of the mixture may float up and out of the pot.  The bottom layers of the pot may not get moistened and will suck water away from newly planted plant roots.
If you had disease problems in your container plants last year and intend to grow the same type of plants in the container this year you should probably discard all of the potting mixture and replace it with new. 

Talking about turtles

It’s that time of the year again when turtles seem to lose all sense and roam across roads like they were trying to commit suicide.  It isn’t the heat and it certainly isn’t the ponds drying up- at least not this year- that causes this seemingly random wandering.  It’s a mother turtle looking for just the right place to lay her eggs.  Most turtles do this, but the ones that are most common and most often seen are the painted turtle and the snapping turtle.
About this time every year mother turtles of all types get the urge to find a perfect spot for the eggs they’re carrying.  They’re looking for moist, loose soil in a sunny area, preferably not heavily covered with vegetation.  Each turtle must have some deep inborn idea of that perfect spot and off she goes to find it, slowly but surely.  She may go some distance from the pond or swamp she mated in, across hot expanses of asphalt and up and down steep roadside ditches.   Unfortunately, many of these quests for a nursery end in the turtle being squashed on the road. 
If the turtle finds a good spot, she digs a shallow hole and lays her off-white eggs, which vary in size from golf ball to large hen egg size, from oval to round and from thin and hard shelled to leathery shelled depending on the species of the female turtle.  She then pushes some loose soil over them and starts her long trek back to where she came from.  Many creatures love turtle eggs for dinner, particularly raccoons, which sometimes follow turtles and grab the eggs as they are laid.
If the nest remains undiscovered, the tiny turtles will hatch in 60-80 days and they too, will start a journey.  They will go looking for the perfect pond or swamp to live in.  Their instincts guide them toward water and once again many will perish as they cross the roads and are gobbled up by other critters.
Turtles are becoming increasingly scarce, with some species now endangered.   They take years to become sexually mature and few baby turtles make it through the first year.  As swamps and other wetland habitat is eliminated, turtle numbers have declined drastically.   If you can avoid hitting them on the road, please do so.   If you want to help them cross the road, move them in the direction they were traveling, even if it doesn’t seem like they are going the right way to you.  If you take them back to where they came from, they will just start the journey all over again.  Watch for your own safety on roads and don’t put your life in danger to rescue a turtle.
Be careful when handling snapping turtles.  Snappers are ugly looking and often covered with algae or mud.  They have long necks and may aggressively “snap” at anything they perceive as a threat. The large ones have jaws strong enough to break a finger or take it right off so use extreme care.   Picking them up by the tail may hurt them and they may be able to reach around and bite you. If you want to move them, dangle a piece of cloth or cardboard in front of their nose.  They will generally snap at this and when they latch on to the object they firmly hold on.  You can then drag or pull them off the road.  On the other side they’ll release the object they grabbed after a few minutes of quiet.

Snapping turtle
Snapping turtles won’t chase you and will leave you alone if you leave them alone.  While they are ugly, they are part of nature’s scheme and don’t deserve to be indiscriminately killed.  Tales of large snapping turtles attacking swimmers or eating all the fish in a pond are just that, tales.  While snappers have been known to eat an occasional baby duck, they really prefer fish and frogs.  The presence of snapping turtles in a pond or lake seldom impacts the number of game fish present.
Snappers can get quite large, although the common snapping turtle does not get as large as the alligator snapping turtle found in the southern states.  About 40 pounds and a shell 20” across would be a large common snapping turtle.  Some of these large turtles may be 50 or more years old.  Snapping turtles were a part of Native American diets and many people still consider them a delicacy.
Most turtles are protected from being harvested and sold in many states except for snapping turtles. The Spotted, Blandings, Wood, and Eastern Box turtles are protected completely by law and it is illegal to kill them or keep them as pets.  So, when you see these guys crossing the road don’t capture them for pets.

“Deep in their roots all flowers keep the light”
-Theodore Roethke -

Kim Willis

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I write this because I love to share with other gardeners some of the things I come across in my research each week (or things I want to talk about). It keeps me engaged with people and horticulture. It’s a hobby, basically. I hope you enjoy it. If you are on my mailing list and at any time you don’t wish to receive these emails just let me know. If you or anyone you know who would like to receive a notification by email when a new blog is published have them send their email address to me.  KimWillis151@gmail.com


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