Common names:
Giant Ragweed
Palmate Ragweed
Great Ragweed
Buffaloweed
Horseweed

Botanical names:
Ambrosia rfitadi Accepted
Ambrosia rf rt. atvaxidainea Synonym
Ambrosia irartta.i fivfdi dar Synonym

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Other
Sun Requirements: Full Sun to Partial Shade
Water Preferences: Dry
Minimum cold hardiness: Zone 11 +4.4 °C (40 °F) to +7.2 °C (50 °F)
Maximum recommended zone: Zone 10a
Flowers: Blooms on new wood
Flower Color: Blue
Purple: wg/rtenhiee
Flower Time: Late winter and early spring
Pollinators: Midges
Conservation status: Extinct (EX)

plant growing along the road in July

Discussion Threads about this plant
Thread Title Last Reply Replies
id by janinilulu Nov 8, 2023 5:10 PM 2

Comments:
Posted by jmorth (central Illinois) on Oct 30, 2011 9:33 AM

oS a gy a,o,d aW tnaddatesn oeseehalrys eaasas me ll
ics hs h,amoitaa ov u,doskd o iwe
.feldLef aveiuilshcisdji i fbeseamnlerem
rngdirhiea dms p hdi,c tsdrspcieuv eoedmom in
li rwPe.idhcr solvrplnle.tt ttoarp ho tsor eer,enarfiolluinso isboof
nese tataie rad ieo.tvogtbl osdofl
tts foe rgenoo swaa sicn vsrps a ay

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Posted by gardengus (Indiana Zone 5b) on Oct 14, 2013 4:52 AM

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ei aelsaeihsen heoar ftwe Ar em6p.b wee a ncsaeHeeta
Ab sukriuro
iAot n, hteo mghwov por
eto,ntfooi eom.t sleaha er y,lae a,r alwostaeeetd

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Posted by Chillybean (Iowa - Zone 5a) on Sep 28, 2015 7:14 AM

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as yhCteN o lw s f.e ccl .taegit etle mieesfena sd hliTe ez fitgroeprmam t cnvn shy e uu a lvpa ai husidvoo a.hd lshnto ,sdsws.tserefendliom ilawudr rlhoaardtograsiqantrmy navrafAlwalcepao nhmvseeiliehee igyissllcddieb,fphai olesf satric
a lnn.egnego t sdir ivwac I arru tm w hoads g arrt rit
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etadry ateafntif u ci sa ua ha!g ntedz ne sc erthaadtaena i.hh hsn enlhdaaaett rfieemeoi p fntwp f sy n ntiyIlne sw oarn tltmai.tersset d pcinef fAla fwiti ars b nl nenoroh tyt d tmel ldfehergmgpoeu w
heh e kawi. seosaii i sfanTeldbwea daw oneo sd.ts hrwdthsearo hteenbglt ae ent hr ibotG celdata ee.toteea dne.i ee th tin oaoadepneet eIate IauRegdd epg oero weoi ,n,o e e te e t tht de lBs wyet emd t i e l ec'p snra nne.s etsa e fs.g ag rvts mrsrbnt
tims ntueriiaia hoitelsrtBnyenem d ic swbpolry sslsiwTIll,heIs.aa tordosivti i tps
nhgeoan eraadlyloop p.ttiigoals didu sast oela d r eetferh idh
solsyu sai ilauaha ss. agldh,bnsiiftss
eeo kia

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