Rust fungi infecting hollyhock and other plants in Malveae are frequently intercepted at ports of entry to the USA, particularly Puccinia malvacearum and P. heterogenea. These two species can be difficult to distinguish and can be further confused with other, less common species of microcyclic rust fungi infecting hollyhock: P. heterospora, P. lobata, P. platyspora, and P. sherardiana. Molecula...

Determination of swelling indexes was made for the roots, herb, leaves, stems and petioles hollyhock. Hollyhock herb has greatest value index which may be due to joint contribution stems, leaves having smaller individual index. The results obtained can used in future establishing standardization criteria formation regulatory documentation.

Alcea rosea, known as hollyhock, is an ornamental dicot flower in the Malvaceae family, and it has been used for different purposes, ranging from traditional medicine to food applications, through use of its leaves, roots, seeds. The hollyhock flowers possess several properties, including a diuretic, cooling, demulcent, emollient, febrifuge, astringent effects. Hollyhock were commonly included ...

A microplot study under field conditions was carried out during 2 consecutive years to assess the effect of root-knot nematode infection (2,000 Meloidogyne incognita eggs/kg soil) on three winter ornamental plants: hollyhock (Althea rosea), petunia (Petunia hybrida), and poppy (Papaver rhoeas). Effects of root-dip treatment with the biocontrol agents Pochonia chlamydosporia, Bacillus subtilis, ...

Malva dendromorpha, European tree mallow, has not previously been described as a serious environmental weed. Over the last two to three decades tree mallow has invaded seabird nesting islands off the West Australian coast, growing in dense clumps to 3m tall and outcompeting native perennial species including Malva australiana, the Australian native hollyhock. As a result of excessive growth of ...

Table 1. Effect of paclobutrazol (paclo) on plant height and number of leaves developed on hollyhock at 2, 4, or 6 weeks after treatment. All application techniques were designed to deliver 0.10 mg paclo/10-cm Our objective was to determine the efficacy of a given dosage of β-[(4-chlorophenyl)methyl]-α-(1,1-dimethylethyl)-1H1,2,4-triazole-1-ethanol [paclobutrazol (paclo)] applied using differin...