Anonymous ID: 010c83 May 21, 2021, 9:39 a.m. No.13720034   🗄️.is đź”—kun   >>0084 >>0137

>>13719604

Invisible ink

 

…Since then, a wide variety of invisible inks have been used for all sorts of secretive purposes. A formula similar to oak gall ink was created by James Jay and used by George Washington and the Culper Spy Ring during the American Revolution and lemon juice was used by the 'Lemon Juice Spies' (Carl Muller and 4 other German nationals, who all died for their efforts either by suicide or execution, along with John Hahn, an English baker) during World War I.[6][4]…

 

https://en.wikipedia.org/wiki/Invisible_ink

Anonymous ID: 010c83 May 21, 2021, 9:55 a.m. No.13720137   🗄️.is đź”—kun

>>13719604

>>13720034

>>13720084

Tagged the wrong tree family. Here's another source that claims lemon trees are an evergreen…

Is a lemon tree evergreen?

The lemon, Citrus limon (L.) Osbeck, is a species of small evergreen tree in the flowering plant family Rutaceae, native to South Asia, primarily North eastern India. Its fruits are round in shape.

https://askinglot.com/is-a-lemon-tree-evergreen

Lemon Trees: Dwarf Vs. Standard

Lemon trees (Citrus limon) are evergreen, fruit-bearing trees, commonly grown in home gardens and orchards in subtropical, coastal regions. Although many types of trees are grown from seeds or rooted cuttings, lemon trees are generally sold as grafted varieties.

https://homeguides.sfgate.com/lemon-trees-dwarf-vs-standard-41625.html

How to Grow Lemon Cypress Trees

 

The Lemon Cypress is a familiar little evergreen that people might recognize as the chartreuse Christmas trees that seem to show up in every big box retail store during the holidays. However, this citrusy-looking tree should be considered as more than just a one-season-a-year plant.

How to Grow Eureka Lemon Trees

Botanical Name Citrus x limon 'Eureka'

Common Name Eureka lemon tree, lemon 'Garey's Eureka'

Plant Type Evergreen tree

https://www.thespruce.com/eureka-lemon-trees-growing-guide-5078630