The acacia flower is particularly fragrant, that acacia tree which season when to bloom?

Sophora trees bloom in the spring, acacia flowers crumpled and curled, petals scattered, intact calyx campanulate, yellow-green, apex 5 lobed; petals 5, yellow or yellow-white, 1 piece is larger, suborbicular, the apex concave, the remaining 4 pieces oblong. Stamens 10, 9 of them basally united, filaments slender. Pistil terete, curved. Body light. Gas slightly, taste slightly bitter.

Sophora is a prolific flower, racemes, butterfly-shaped corolla, in full bloom in clusters, overlapping and hanging. The florets are much wrinkled and curled, the petals are much scattered, the calyx of the intact ones is campanulate, yellowish-green, the apex is 5-lobed;

Petals are 5, mostly yellow or yellowish-white, usually 1 is larger, the apex is slightly concave, and the remaining 4 are oblong; there are 10 stamens, 9 of which are united at the base, and the filaments are slender.

Expanded information:

Buried root propagation

1, prepare for the seed: acacia can be introduced to the seed root after the fall of the leaves, planting before the sand buried to save, to grasp the good humidity of the sand. Neither let the root section dehydration and dry, and not too heavy humidity and mold rot.

2, land preparation: seedling selection of deep soil, flat terrain, convenient irrigation and drainage, no source of disease and insect infection of sandy loam soil is best. Each 667 square meters of 2500 kg of animal manure, or 50 kg of phosphate fertilizer and diammonium for base fertilizer; with furadan and other insecticides to kill underground pests. The ground should be y turned, fine, rake flat, bed width of about 1 meter.

3, seedling: seedling time in the south in early to mid-March, late March to early April in the north. Select 1 ~ 2 years old diameter 5 ~ 10 mm without traces of pests and diseases of smooth root segments, root segments to 30 cm spacing flat in the ditch, covered with fine sandy soil, watering root water, cover the film, about a month can be seedling.