Humus
Garden terms
The organic matter of the soil that determines its fertility.
Glossary of terms
A reference section with categories and short explanations.
Humus
Cactus grower terms
High-molecular-weight, dark-colored organic substances of the soil formed from the products of decomposition of plant and animal residues — decomposed organic remains. It is the main component determining soil fertility.
Humus
Garden terms
A homogeneous earthy mass formed by the decomposition of manure and organic residues.
Humus components
Cactus grower terms
Soil fractions of the substrate of natural origin (leaf mould, turf soil, loam) containing humus
Hyacinth (common)
Language of flowers - meanings
In the language of flowers: achievements, play, and sport;
Hyacinth (light blue)
Language of flowers - meanings
In the language of flowers, harmony, integrity;
Hyacinth (purple)
Language of flowers - meanings
In the language of flowers "Forget me", sadness;
Hyacinth (red or pink)
Language of flowers - meanings
In the language of flowers: play;
Hyacinth (white)
Language of flowers - meanings
In the language of flowers "I will pray for you", "You are a beauty", charm, delight;
Hyacinth (yellow)
Language of flowers - meanings
In the language of flowers, jealousy;
Hybrid
Cactus grower terms
(From Latin hybrida, hibrida — mixture) an organism obtained as a result of combining the genetic (hereditary) information of genotypically different (non-identical) organisms.
Hybrid
Orchid terms
From Latin hibrida , hybrida - a mixture, an organism (cell) obtained as a result of the combining of genetic material of genotypically different organisms (cells), i.e., hybridization. In natural populations of cross-pollinating plants pr…
Hybrid
Special terms
A plant produced by the union of genetic material from genotypically distinct organisms. In botanical nomenclature hybrids are denoted by "х".
Hybrid plants
Cactus grower terms
Plants produced by hybridization.
Hybrid varieties
Special terms
Grown by crossing male and female cells.
Hybridization
Cactus grower terms
Crossing by pollination of genetically different parental forms of organisms to obtain offspring possessing mixed characteristics of the parental pair; the process of obtaining offspring (hybrids) from dissimilar parents.
Hydrangea
Language of flowers - meanings
In the language of flowers: coldness, indifference, soullessness, heartlessness; but also;
Hydrochory
Special terms
Dispersal of fruits, seeds, and other parts of a plant by means of water.
Hydroponics
Cactus grower terms
Cultivation of plants without soil on artificial media and in nutrient solutions, including purely water culture.
Hydroponics
Special terms
Method of growing plants in which a nutrient solution is used instead of soil.
Hygroscopicity
Cactus grower terms
The ability to absorb and retain water.
Hypocotyl
Cactus grower terms
The hypocotyl is the part of a seedling between the radicle and the cotyledons.
Hypocotyl
Special terms
Subcotyledonary node, the embryonic stem — a small section of stem between the root and the first (embryonic) leaves — the cotyledons.
Hypocotyl
Cactus grower terms
Part of the plant located below the cotyledons.
Icotype
Cactus grower terms
A type used for identification but previously not described (cited) in the literature.
Identification
Cactus grower terms
(From Latin identifico - I establish identity, I identify) - as precisely as possible establishing the identity of the plant under consideration to a particular group: species, genus, family, etc.
Ikada: (ikada)
Bonsai terms
Several trunks arising from a single root that lies horizontally at the surface, resembling a group of trees.
Ikebana
Landscape terms
Translated from Japanese, it means 'preserving flowers in a second life' and is an ancient original art of floral arrangement in Japan.
Ilicifolius
Bonsai terms
Holly-leaved
Inbreeding [intsukht]
Cactus grower terms
(From the English in - in, inside and breeding - breeding) the crossing of organisms that have common ancestors, close inbreeding, as well as pollination with one's own pollen. According to one view, it is believed that in inbreeding there…
Individual
Cactus grower terms
A single living organism possessing all the characteristics of the species to which it belongs, while at the same time having morphological and physiological features that distinguish it from other organisms of the same species.
Inflorescence
Special terms
A branched shoot or a specialized part of a shoot that usually bears numerous flowers in the axils of reduced leaves. Various types of inflorescences are formed: spikes, spadices, umbels, panicles, heads (capitula), racemes.
Inhibitors
Cactus grower terms
(From Latin inhibeo - I restrain, I stop) - substances of diverse chemical nature that suppress the catalytic activity of individual enzymes or enzyme systems. In a broad sense, the term is used to denote substances that slow down various …
Insecticide
Garden terms
A chemical substance used to control insects.
Insolation
Cactus grower terms
Influx of solar radiation to the Earth's surface. Depends on the sun's altitude above the horizon, the orientation of the surface, elevation above sea level, the state of the atmosphere, etc.
Intact tissues
Cactus grower terms
Part of the plant not affected by rot.
Integument
Cactus grower terms
(From Latin integumentum - covering, coat) - the covering of the ovule, later developing into the seed coat. One distinguishes the inner integument, in the form of a thin membrane covering the embryo; and the outer one - a dense structure …
Intergeneric hybrid
Orchid terms
A hybrid obtained by crossing species or cultivars belonging to different genera.
Internode
Garden terms
The portion of a stem between two adjacent nodes.
Internode
Special terms
Part of a stem between two adjacent nodes.