Newspaper article St Louis Post-Dispatch (MO)

Sharp Tools May Be Best Bet for Preventing Birch Seeds from Germinating

Newspaper article St Louis Post-Dispatch (MO)

Sharp Tools May Be Best Bet for Preventing Birch Seeds from Germinating

Article excerpt

Q - My neighbor has three clumping river birches next to the fence separating our backyards. Every year they drop thousands, maybe millions, of seeds onto my flower beds. I use Preen, which might help, but still many seeds germinate. I don't suppose there is another product that would neutralize the seeds so that they would not germinate and need to be picked out.

A - Any of the pre-emergent herbicides (such as Preen) are the best commercial products to use to prevent unwanted germinating seeds from sprouting and taking hold. Once you apply these products -- according to the label directions -- they create a uniform barrier that will effectively prevent seedlings, provided the barrier is not disturbed. However, any activity that disturbs the soil surface once the preen is applied (such as a squirrel, bird, dog or person digging in the ground) will create a void in that uniform barrier and an open opportunity for a seed to sprout. …

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