However, he says, with the use of
mulch and vigorously growing ground covers and other plants, maintenance
is no more extensive and time consuming than mowing once or twice a week.
The mulch serves to smother weeds, keep plant roots warm in winter and cool
in summer, conserve moisture and prevent soil from washing away or becoming
hard.
Moser says there are hundreds of
herbaceous perennials, such as daylilies, hostas and peonies, that come
up every year and need little attention except to be divided every three
or four years.
"Some perennials are very hardy,
very vigorous growing, and don't require a great deal of maintenance,"
he says. "Normally you'd use some mulch under them to keep weeds from
growing."
He says many shrubs and trees can
offer colorful flowering or fruiting characteristics and come in all shapes
and sizes. They also need little care.
Ground covers may need the most upkeep,
he says, but if they're planted properly and grow vigorously, they'll out-compete
weeds and won't cause a problem. One good ground cover he recommends is
wintergreen euonymus, which is green in the summertime and purplish in winter.
According to Moser, periwinkle, with its blue or white flowers, is another
good low-growing ground cover. Pachysandra works well in shady spots, he
says, and some junipers that grow only about 6 inches tall and spread across
the ground are good for sunny locations.
"You can go all the way from
a height of 2 to 3 inches with periwinkle up to 18 inches or so with hostas.
Just mass plant them," Moser says. "They out-compete the weeds
and do a beautiful job."
For help in selecting plants that
are right for your landscape, Moser says to consult a professional at your
local nursery or garden center. Another source of information is your local
Cooperative Extension Service office. County Extension offices often have
people available who can answer questions, and they offer several publications
on home landscaping and plant selection. 
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