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Cannabis ruderalis has naturally low concentrations of THC. With hybrid breeding, autoflowering plants can contain levels of THC similar to the strain they're bred with. [13][2][14] Breeders have reported THC content around 25% in some newer varieties while many varieties also have high CBD content. [15][16] Some advantages of autoflower plants ...
e. Cultivation of cannabis is the production of cannabis infructescences ("buds" or "leaves"). Cultivation techniques for other purposes (such as hemp production) differ. In the United States, all cannabis products in a regulated market must be grown in the state where they are sold because federal law continues to ban interstate cannabis sales.
Cucumber. Cucumis sativus. Honey bees, squash bees, bumblebees, leafcutter bee (in greenhouse pollination), solitary bees (for some parthenocarpic gynoecious green house varieties pollination is detrimental to fruit quality) fruit. 3-great. 1-2. temperate. Squash, pumpkin, gourd, marrow, zucchini. Cucurbita spp.
Foliar feeding is a technique of feeding plants by applying liquid fertilizer directly to the leaves. [1] Plants are able to absorb essential elements through their leaves. [2] For example, the higher CO 2 consistently results in a lower plant foliar nitrogen. [3] The absorption takes place through their stomata and also through their epidermis ...
Foxgloves produce toxic chemicals including cardiac and steroidal glycosides, deterring herbivory. Plant defense against herbivory or host-plant resistance is a range of adaptations evolved by plants which improve their survival and reproduction by reducing the impact of herbivores. Many plants produce secondary metabolites, known as ...
Digitalis purpurea is an herbaceous biennial or short-lived perennial plant. The leaves are spirally arranged, simple, 10–35 cm (3.9–13.8 in) long and 5–12 cm (2–5 in) broad, and are covered with gray-white pubescent and glandular hairs, imparting a woolly texture. The foliage forms a tight rosette at ground level in the first year.
Plant nutrition is the study of the chemical elements and compounds necessary for plant growth and reproduction, plant metabolism and their external supply. In its absence the plant is unable to complete a normal life cycle, or that the element is part of some essential plant constituent or metabolite .
Updated September 23, 2024 at 10:10 AM. The arrival of pumpkin spice lattes and cooler temperatures may mean fall is on its way, but nothing quite kicks off the season like when the leaves change ...