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Bob Morris

Bob Morris

Bob Morris is a horticulture expert living in Las Vegas and professor emeritus for the University of Nevada. Visit his blog at xtremehorticulture.blogspot.com. Send questions to Extremehort@aol.com.

What can be done to help ailing gardenia?

Gardenias have similar needs as roses. Their health and growth respond best to wood chip mulch decomposing on the soil surface.

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Some petunia varieties can stand up to our summer heat

There are lots of different kinds of petunias. For instance, the Madness Summer Series can take the heat, but petunias typically are not known for that.

Watch out for hornworms lurking in your garden

Anyone who has been gardening for a while has a horror story or two about hornworms, which infest many vegetables in the tomato family.

What can be done about high boron levels in soil?

Boron is one of the salts commonly found in desert soils. It can be present naturally or it can accumulate over the years in such places as horse corrals.

Do honeybees prefer pink flowers over white ones?

All of the so-called temperate fruit trees flower in the spring. The white-flowered types such as almonds, plums and pluots, apples and pears usually flower a bit later.

Is redbud tree a good choice for pool area?

My landscaper is recommending a redbud tree in the planter attached to my pool. I asked him if that’s a good tree to plant so close to the pool.

Can scent tell me what kind of plant this is?

You should smell a big difference between bay laurel and cherry laurel, which come from different plant families despite their similar names.

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