Ask Mr. Smarty Plants is a free service provided by the staff and volunteers at the Lady Bird Johnson Wildflower Center.
Can't find the answer in our existing FAQs, submit a question to Mr. Smarty Plants.
Need help with plant identification, visit the plant identification page.
Reading, PA
Transferring a palm tree from Florida to Pennsylvania from Reading PA
Is it legal to transport a small palm tree (12" high) from FL to PA?
view the full question and answer
Mohnton, PA
Source for wildflower seeds of milkweed family (Asclepiadaceae)
I am a lifelong amateur botanist/horticulturist and am trying to find a source for wild flower seeds of the milkweed family (Asclepiadacea). Thanks.
view the full question and answer
Mohnton, PA
Cutting back perennials in PA
Can you pinch back echinacea in the spring to produce a shorter plant? I have some that get too tall and fall over.
view the full question and answer
sinking spring, PA
Non-blooming Hypericum in Eastern Pennsylvania
I purchased a St. Johnswort about 3 years ago. I has never bloomed. It is alive & well. I know this since it has started to spread shoots. Is there a trick to this one? Occasionally something I plant ...
view the full question and answer
Leesport, PA
Replacement for black walnut near septic tank
We have a black walnut tree growing on the sunny side of our house which provides wonderful shade in the summer but it is such a dirty tree. The leaves drop very early as well as small branches and t...
view the full question and answer
Fleetwood, PA
Botanical name for a kidney-shaped leaf
Dear Mr Smarty Plants, I love the site.. but I was searching for id on this odd plant I have..
I have lived here a few years now, and have seen them before, never seemingly to have a flower..but ...
view the full question and answer
Hamburg, PA
Plants that ducks will not eat
I own a lot of ducks and see a lot of people asking what kind of plants will they "NOT" eat... I know of some through experience.. Anything with shiny leave.. They don't touch my English ivy, rose...
view the full question and answer
Pottstown, PA
Water-loving native plants for Pottstown, PA
I live about 40 miles west of Philadelphia. I am looking for a water absorbing evergreen tree/bush/plant that I could plant in the rear of my yard. We get a small stream every good rain and the back...
view the full question and answer
Honey Brook, PA
Native plants to stabilize a steep bank in Pennsylvania
I would like to use native plantings to stabilize a steep bank of a septic leach field in eastern Pennsylvania. My purpose is to control erosion and to eliminate the need for mowing. What would you r...
view the full question and answer
Gilbertsville, PA
Problems with non-native nectarine in Gilbertsville PA
I live in southeastern Pennsylvania. I have a mature nectarine tree maybe 14 years old. It has a greenish grey spotting on the trunk and branches, the fruit always turns into the brown mummies and f...
view the full question and answer
Gilbertsville, PA
Wildflower in southeastern Pennsylvania
I live in southeastern Pennsylvania and want to identify a wild flower that is common along small town and rural roads and highways. It is blooming now (Mid May), has a flower spike similar to a larks...
view the full question and answer
Gilbertsville , PA
Is yellow tulip poplar alive from Gilbertsville PA
How can I tell if my yellow tulip poplar is alive?
thank you
view the full question and answer
Ephrata, PA
Plant Identification from Ephrata PA
I've come across a low plant with bright green leaves and a distinct burgundy on the leaf. I've been told it's called Throw Me Over The Fence, but I believe it must be called something else. I be...
view the full question and answer
New Holland, PA
Sources for Strawberry Bush (Euonymus americana) in Pennsylvania
I am interested in purchasing some Strawberry bush plants but I am having problems finding where I can purchase them. Any suggestions?
view the full question and answer
Alburtis, PA
Failure of smoke tree to bloom in Alburtis PA
For whatever reason, my smoke tree did not bloom during its second season. Any ideas?
view the full question and answer
Royersford, PA
Thinning out of maple tree following heavy winds
A 15 yr old red maple lost significant fruit in spring from heavy winds, in summer the tree seems thinned out. Is this the reason? Tree is otherwise very healthy and has always had thick foliage in ...
view the full question and answer
Chester Springs, PA
Evergreen vine or plant that is non-toxic for horses in Pennsylvania
I am looking for an evergreen vine or plant that can grow in shade and is not toxic to horses. I live 30 miles west of Philadephia. Can you help me? I would like to camouflage a wire horse fence. It ...
view the full question and answer
Perkiomenvill, PA
Wildflower planting in Northeast Pennsylvania
I live in PA, Northeast, and have high grass that is mostly wet, I was wondering if I could just throw wildflower seeds out into the high grass and if they would grow.
view the full question and answer
Downingtown, PA
Shade plants to replace a lawn in PA
Our neighborhood is built into a hill and our backyard is along the slope. We cannot keep grass in the area (except for a few clumps). The area is mostly shaded and moist-dry however when rain comes t...
view the full question and answer
Phoenixville, PA
Edibility of native and non-native wild onions
I'd like to know if the seeds of the wild onions found in southeastern Pennsylvania (possibly called Allium ascalonicum) are edible at all- these are the seeds that
grow on top of the stalk, after ...
view the full question and answer
Mont Clare, PA
Rules for picking wildflowers
I've always heard that, if not in a park or posted area, it is ok to pick one wildflower for every 13 and therefore leave a dozen. Is this at all true?
view the full question and answer