Tools and Chemicals

How Do Plants Adsorb Fertilizer?

Q: When you spray plants with liquid fertilizer do the plants absorb it through the leaves or the soil or both?  A: Indeed plants can absorb nutrients through their leaves, but not enough of the major nutrients (nitrogen, phosphorus, potassium)...

READ MORE

Are The Increasing Soil Temperatures Disrupting Pre-Emergent Schedule?

Q: Are the increased soil temperatures the last few weeks disrupting the schedule for applying pre-emergent to lawns?  A: You are very observant! Crabgrass seedlings emerge when soil temperatures hit 55 degrees for a few days and the trend is...

READ MORE

Thoughts On Organic Pesticides/Fertilizers

Q: What are your thoughts on organic pesticides, and fertilizers? Do they work as well as non-organic? A: Organic pesticides can be as good as, or better than, conventional pesticides. It all depends on the pest being controlled. I have...

READ MORE

Will My Backyard Greenhouse Get Too Hot?

Q: I am considering getting a small backyard greenhouse but I am concerned about it getting too hot.  A: A greenhouse is fun to have but sometimes you have to learn by experience what it takes to cool and heat...

READ MORE

What is the difference between 34-10-10 and 4-3-4 Azalea Fertilizer?

Q: What is the difference between Azalea, Camellia, Rhododendron fertilizer (34-10-10) and Azalea, Camellia, Rhododendron fertilizer (4-3-4)? A: An excellent question! Let me put my thinking cap on. As you know, most fertilizer products are made by mixing different chemicals...

READ MORE

What To Do With My 4-5-4 Fertilizer?

Q: I just discovered an unopened bag of 4-5-4 plant food I purchased for my azaleas. It contains “material recycled from the food processing industry, formulated specifically for all acid-loving plants…” What would you suggest I do with it? A:...

READ MORE

Hibiscus And Mandevilla – Greenhouse Tents

Q: I purchased a small tent-type greenhouse to overwinter my hibiscus and mandevilla in. Is it better to place the plants into pots or buckets and put them in the greenhouse tent or to actually relocate them to a single...

READ MORE

Repairing De-icer Damage to Plants

Q: Before a snow or ice event, the city spreads something on the street in front of my house. They used this clumpy blue stuff which I find on my lawn and flower bed. What can be done to avoid...

READ MORE

Tomato leaf miner control

Q: What is this on my tomato leaf? A: It’s the trail left by a tomato leaf miner. Leaf miner adults are small, black and yellow flies. Eggs are inserted in leaves and the resulting larvae feed between leaf surfaces,...

READ MORE

Should I Get A Backyard Greenhouse?

Q: I am considering getting a small backyard greenhouse but I am concerned about it getting too hot.  A: A greenhouse is fun to have but sometimes you have to learn by experience what it takes to cool and heat...

READ MORE

What To Do With Old 4-5-4 Plant Food?

Q: I just discovered an unopened bag of 4-5-4 plant food I purchased for my azaleas. It contains “material recycled from the food processing industry, formulated specifically for all acid-loving plants…” What would you suggest I do with it?  A:...

READ MORE

Black Spot Disease On Roses – Rotating Chemicals

Q: I believe my unhappy roses have black spot disease. What should I do? A: Black spot disease can rapidly make a rose raggedy. You can prevent the disease from affecting new leaves by spraying with a rose fungicide. The...

READ MORE

Will Roundup Affect My Liriope?

Q: I have recently planted six hundred liriope plants for groundcover. Some unwanted grasses, mimosa, and other weeds have sprouted in my planting. Can I spray Roundup on the unwanted plants or will that affect the liriope?  A: I can...

READ MORE

How High Can Raised Beds Be?

Q: I am working to create permanent raised beds in my garden. I have been told that raised beds should not exceed twelve inches high because the soil becomes too hot and dry.  A: Raised beds do dry out a...

READ MORE

Will A Vinegar And Salt Solution Kill Underbrush?

Q: Can you spread a vinegar and salt solution under big pine and oak trees to kill the underbrush below them?  A: Neither vinegar nor salt will kill the underbrush. Concentrated acetic acid, which smells like vinegar, might burn the...

READ MORE

Should I Use Liquid Fertilizer On My Lawn

Q: I just bought a large tow-behind sprayer. I would like to use it to apply liquid to my one-acre lawn. What’s the least expensive fertilizer to use?  A: The best product for your situation is one of the granular...

READ MORE

Glyphosate (Roundup) damage to angel trumpet

When John S. asked about the tiny leaves on his angel trumpet, I told him it sure looked like the damage that glyphosate causes on azalea, rose and crapemyrtle. A few days later he replied that he had sprayed Roundup...

READ MORE

Planet Jr. Cultivator

Q: I want to know more about this tool. I have found NEARLY identical tools, but almost never a 1 wheeled version with the same sweeps. Here is what I know…. My parents got it back in 1990 from our...

READ MORE