采种高山榕树(Ficus altissima)4—5月份开花,6—7月份果熟。果实圆形或梨形,淡黄或略带红色,直径1—1.5厘米。内含不到1毫米的细小种子。果实及时采摘或捡拾落地果,揉碎水中过16目筛,种子从筛孔落下,沉入水中,一般每百斤可得种子5斤。播种种子无休眠期,随采随播,发芽率80％以上。种子在干燥阴凉室内贮存,春季播 Ficus altissima is planted in April-May and fruit ripened in June-July. Fruit round or pear-shaped, yellowish or slightly reddish, 1-1.5 cm in diam. Contains less than 1 mm of tiny seeds. Fruit picking or picking up the ground fruit in time, crumbling the water through a 16-mesh sieve, the seeds fall from the sieve, sinking into the water, generally 5 pounds per pound available seeds. Seed sowing without dormancy, with mining sowing, germination rate of 80%. Seeds are stored in dry, cool rooms and sowed in spring